prosody
2d002a4af144
spec/util_promise_spec.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody

Annotate

spec/util_promise_spec.lua @ 10825:2d002a4af144

mod_csi_simple: Fix flushing when client sent something Forgot to unset the flag afterwards, so it would only work once. The flag is not even needed, it works as intended without it.
author Kim Alvefur <zash@zash.se>
date Sat, 09 May 2020 13:50:58 +0200
parent 10297:da9f21a70e52
child 10922:7d3dbb9eb3eb
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 local promise = require "util.promise";
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 describe("util.promise", function ()
9457
d01cff2f7a26 util.promise tests: Fix luacheck warnings
Matthew Wild <mwild1@gmail.com>
parents: 9456
diff changeset
4 --luacheck: ignore 212/resolve 212/reject
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 describe("new()", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6 it("returns a promise object", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7 assert(promise.new());
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 it("notifies immediately for fulfilled promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11 local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 resolve("foo");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17 p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 it("notifies on fulfilment of pending promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21 local r;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26 assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28 p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30 r("foo");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33 it("allows chaining :next() calls", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 local r;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36 local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37 r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
39 local cb1 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40 assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 return "bar";
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43 local cb2 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
44 assert.equal("bar", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
45 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
46 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
47 p:next(cb1):next(cb2);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
48 assert.spy(cb1).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
49 assert.spy(cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
50 r("foo");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
51 assert.spy(cb1).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
52 assert.spy(cb2).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
53 assert.equal("bar", result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
54 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
55 it("supports multiple :next() calls on the same promise", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 local r;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
57 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
58 local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
59 r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
60 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
61 local cb1 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
62 assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
65 local cb2 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
66 assert.equal("foo", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
67 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
68 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
69 p:next(cb1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
70 p:next(cb2);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
71 assert.spy(cb1).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
72 assert.spy(cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
73 r("foo");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
74 assert.spy(cb1).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
75 assert.spy(cb2).was_called(1);
9457
d01cff2f7a26 util.promise tests: Fix luacheck warnings
Matthew Wild <mwild1@gmail.com>
parents: 9456
diff changeset
76 assert.equal("foo", result);
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
77 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
78 it("automatically rejects on error", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
79 local r;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
80 local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
81 r = resolve;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
82 error("oh no");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
83 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
84 local cb = spy.new(function () end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
85 local err_cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
86 assert.equal("oh no", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
87 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
88 p:next(cb, err_cb);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
89 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
90 assert.spy(err_cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
91 r("foo");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
92 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
93 assert.spy(err_cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
94 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
95 it("supports reject()", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
96 local r, result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
97 local p = promise.new(function (resolve, reject)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
98 r = reject;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
99 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
100 local cb = spy.new(function () end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
101 local err_cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
102 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
103 assert.equal("oh doh", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
104 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
105 p:next(cb, err_cb);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
106 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
107 assert.spy(err_cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
108 r("oh doh");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
109 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
110 assert.spy(err_cb).was_called(1);
9457
d01cff2f7a26 util.promise tests: Fix luacheck warnings
Matthew Wild <mwild1@gmail.com>
parents: 9456
diff changeset
111 assert.equal("oh doh", result);
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
112 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
113 it("supports chaining of rejected promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
114 local r, result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
115 local p = promise.new(function (resolve, reject)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
116 r = reject;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
117 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
118 local cb = spy.new(function () end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
119 local err_cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
120 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
121 assert.equal("oh doh", v);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
122 return "ok"
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
123 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
124 local cb2 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
125 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
126 end);
9457
d01cff2f7a26 util.promise tests: Fix luacheck warnings
Matthew Wild <mwild1@gmail.com>
parents: 9456
diff changeset
127 local err_cb2 = spy.new(function () end);
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
128 p:next(cb, err_cb):next(cb2, err_cb2)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
129 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
130 assert.spy(err_cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
131 assert.spy(cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
132 assert.spy(err_cb2).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
133 r("oh doh");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
134 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
135 assert.spy(err_cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
136 assert.spy(cb2).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
137 assert.spy(err_cb2).was_called(0);
9457
d01cff2f7a26 util.promise tests: Fix luacheck warnings
Matthew Wild <mwild1@gmail.com>
parents: 9456
diff changeset
138 assert.equal("ok", result);
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
139 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
140
9549
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
141 it("propagates errors down the chain, even when some handlers are not provided", function ()
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
142 local r, result;
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
143 local test_error = {};
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
144 local p = promise.new(function (resolve, reject)
9550
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
145 r = reject;
9549
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
146 end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
147 local cb = spy.new(function () end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
148 local err_cb = spy.new(function (e) result = e end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
149 local p2 = p:next(function () error(test_error) end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
150 local p3 = p2:next(cb)
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
151 p3:catch(err_cb);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
152 assert.spy(cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
153 assert.spy(err_cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
154 r("oh doh");
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
155 assert.spy(cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
156 assert.spy(err_cb).was_called(1);
9550
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
157 assert.spy(err_cb).was_called_with("oh doh");
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
158 assert.equal("oh doh", result);
9549
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
159 end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
160
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
161 it("propagates values down the chain, even when some handlers are not provided", function ()
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
162 local r;
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
163 local p = promise.new(function (resolve, reject)
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
164 r = resolve;
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
165 end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
166 local cb = spy.new(function () end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
167 local err_cb = spy.new(function () end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
168 local p2 = p:next(function (v) return v; end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
169 local p3 = p2:catch(err_cb)
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
170 p3:next(cb);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
171 assert.spy(cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
172 assert.spy(err_cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
173 r(1337);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
174 assert.spy(cb).was_called(1);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
175 assert.spy(cb).was_called_with(1337);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
176 assert.spy(err_cb).was_called(0);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
177 end);
800c274928bf util.promise: Ensure chained promises always receive a value/rejection even if an intermediate promise has no handlers
Matthew Wild <mwild1@gmail.com>
parents: 9517
diff changeset
178
9550
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
179 it("fulfilled promises do not call error handlers and do propagate value", function ()
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
180 local p = promise.resolve("foo");
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
181 local cb = spy.new(function () end);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
182 local p2 = p:catch(cb);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
183 assert.spy(cb).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
184
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
185 local cb2 = spy.new(function () end);
9551
7421379ba464 util.promise tests: Fix declared but unused variables
Matthew Wild <mwild1@gmail.com>
parents: 9550
diff changeset
186 p2:catch(cb2);
9550
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
187 assert.spy(cb2).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
188 end);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
189
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
190 it("rejected promises do not call fulfilled handlers and do propagate reason", function ()
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
191 local p = promise.reject("foo");
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
192 local cb = spy.new(function () end);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
193 local p2 = p:next(cb);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
194 assert.spy(cb).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
195
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
196 local cb2 = spy.new(function () end);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
197 local cb2_err = spy.new(function () end);
9551
7421379ba464 util.promise tests: Fix declared but unused variables
Matthew Wild <mwild1@gmail.com>
parents: 9550
diff changeset
198 p2:next(cb2, cb2_err);
9550
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
199 assert.spy(cb2).was_called(0);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
200 assert.spy(cb2_err).was_called(1);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
201 assert.spy(cb2_err).was_called_with("foo");
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
202 end);
98de4c2e2627 util.promise: Fix missing parameters
Matthew Wild <mwild1@gmail.com>
parents: 9549
diff changeset
203
9557
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
204 describe("allows callbacks to return", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
205 it("pending promises", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
206 local r;
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
207 local p = promise.resolve()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
208 local cb = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
209 return promise.new(function (resolve)
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
210 r = resolve;
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
211 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
212 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
213 local cb2 = spy.new(function () end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
214 p:next(cb):next(cb2);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
215 assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
216 assert.spy(cb2).was_called(0);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
217 r("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
218 assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
219 assert.spy(cb2).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
220 assert.spy(cb2).was_called_with("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
221 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
222
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
223 it("resolved promises", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
224 local p = promise.resolve()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
225 local cb = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
226 return promise.resolve("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
227 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
228 local cb2 = spy.new(function () end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
229 p:next(cb):next(cb2);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
230 assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
231 assert.spy(cb2).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
232 assert.spy(cb2).was_called_with("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
233 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
234
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
235 it("rejected promises", function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
236 local p = promise.resolve()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
237 local cb = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
238 return promise.reject("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
239 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
240 local cb2 = spy.new(function ()
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
241 return promise.reject("goodbye");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
242 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
243 local cb3 = spy.new(function () end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
244 p:next(cb):catch(cb2):catch(cb3);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
245 assert.spy(cb).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
246 assert.spy(cb2).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
247 assert.spy(cb2).was_called_with("hello");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
248 assert.spy(cb3).was_called(1);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
249 assert.spy(cb3).was_called_with("goodbye");
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
250 end);
10297
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
251
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
252 it("ordinary values", function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
253 local p = promise.resolve()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
254 local cb = spy.new(function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
255 return "hello"
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
256 end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
257 local cb2 = spy.new(function () end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
258 p:next(cb):next(cb2);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
259 assert.spy(cb).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
260 assert.spy(cb2).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
261 assert.spy(cb2).was_called_with("hello");
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
262 end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
263
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
264 it("nil", function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
265 local p = promise.resolve()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
266 local cb = spy.new(function ()
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
267 return
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
268 end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
269 local cb2 = spy.new(function () end);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
270 p:next(cb):next(cb2);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
271 assert.spy(cb).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
272 assert.spy(cb2).was_called(1);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
273 assert.spy(cb2).was_called_with(nil);
da9f21a70e52 util.promise: Add some additional tests to cover callback return values
Matthew Wild <mwild1@gmail.com>
parents: 9557
diff changeset
274 end);
9557
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
275 end);
d7fdd418adf8 util.promise: Add tests ensuring returning a promise resolves the current promise with that promise
Matthew Wild <mwild1@gmail.com>
parents: 9551
diff changeset
276
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
277 describe("race()", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
278 it("works with fulfilled promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
279 local p1, p2 = promise.resolve("yep"), promise.resolve("nope");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
280 local p = promise.race({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
281 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
282 p:next(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
283 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
284 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
285 assert.equal("yep", result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
286 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
287 it("works with pending promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
288 local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
289 local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
290 local p = promise.race({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
291
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
292 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
293 local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
294 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
295 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
296 p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
297 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
298 r2("yep");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
299 r1("nope");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
300 assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
301 assert.equal("yep", result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
302 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
303 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
304 describe("all()", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
305 it("works with fulfilled promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
306 local p1, p2 = promise.resolve("yep"), promise.resolve("nope");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
307 local p = promise.all({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
308 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
309 p:next(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
310 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
311 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
312 assert.same({ "yep", "nope" }, result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
313 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
314 it("works with pending promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
315 local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
316 local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
317 local p = promise.all({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
318
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
319 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
320 local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
321 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
322 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
323 p:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
324 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
325 r2("yep");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
326 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
327 r1("nope");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
328 assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
329 assert.same({ "nope", "yep" }, result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
330 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
331 it("rejects if any promise rejects", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
332 local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
333 local p1 = promise.new(function (resolve, reject) r1 = reject end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
334 local p2 = promise.new(function (resolve, reject) r2 = reject end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
335 local p = promise.all({ p1, p2 });
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
336
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
337 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
338 local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
339 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
340 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
341 local cb_err = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
342 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
343 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
344 p:next(cb, cb_err);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
345 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
346 assert.spy(cb_err).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
347 r2("fail");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
348 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
349 assert.spy(cb_err).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
350 r1("nope");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
351 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
352 assert.spy(cb_err).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
353 assert.equal("fail", result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
354 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
355 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
356 describe("catch()", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
357 it("works", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
358 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
359 local p = promise.new(function (resolve)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
360 error({ foo = true });
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
361 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
362 local cb1 = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
363 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
364 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
365 assert.spy(cb1).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
366 p:catch(cb1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
367 assert.spy(cb1).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
368 assert.same({ foo = true }, result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
369 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
370 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
371 it("promises may be resolved by other promises", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
372 local r1, r2;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
373 local p1, p2 = promise.new(function (resolve) r1 = resolve end), promise.new(function (resolve) r2 = resolve end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
374
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
375 local result;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
376 local cb = spy.new(function (v)
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
377 result = v;
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
378 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
379 p1:next(cb);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
380 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
381
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
382 r1(p2);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
383 assert.spy(cb).was_called(0);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
384 r2("yep");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
385 assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
386 assert.equal("yep", result);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
387 end);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
388 describe("reject()", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
389 it("returns a rejected promise", function ()
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
390 local p = promise.reject("foo");
9457
d01cff2f7a26 util.promise tests: Fix luacheck warnings
Matthew Wild <mwild1@gmail.com>
parents: 9456
diff changeset
391 local cb = spy.new(function () end);
9510
8ef46d09386a util.promise: Fix promise.reject() to return a rejected promise, and fix buggy test for it
Matthew Wild <mwild1@gmail.com>
parents: 9457
diff changeset
392 p:catch(cb);
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
393 assert.spy(cb).was_called(1);
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
394 assert.spy(cb).was_called_with("foo");
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
395 end);
9511
cb88d729e98d util.promise: Add additional test for promise.reject()
Matthew Wild <mwild1@gmail.com>
parents: 9510
diff changeset
396 it("returns a rejected promise and does not call on_fulfilled", function ()
cb88d729e98d util.promise: Add additional test for promise.reject()
Matthew Wild <mwild1@gmail.com>
parents: 9510
diff changeset
397 local p = promise.reject("foo");
cb88d729e98d util.promise: Add additional test for promise.reject()
Matthew Wild <mwild1@gmail.com>
parents: 9510
diff changeset
398 local cb = spy.new(function () end);
cb88d729e98d util.promise: Add additional test for promise.reject()
Matthew Wild <mwild1@gmail.com>
parents: 9510
diff changeset
399 p:next(cb);
cb88d729e98d util.promise: Add additional test for promise.reject()
Matthew Wild <mwild1@gmail.com>
parents: 9510
diff changeset
400 assert.spy(cb).was_called(0);
cb88d729e98d util.promise: Add additional test for promise.reject()
Matthew Wild <mwild1@gmail.com>
parents: 9510
diff changeset
401 end);
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
402 end);
9514
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
403 describe("finally()", function ()
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
404 local p, p2, resolve, reject, on_finally;
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
405 before_each(function ()
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
406 p = promise.new(function (_resolve, _reject)
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
407 resolve, reject = _resolve, _reject;
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
408 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
409 on_finally = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
410 p2 = p:finally(on_finally);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
411 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
412 it("runs when a promise is resolved", function ()
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
413 assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
414 resolve("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
415 assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
416 assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
417 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
418 it("runs when a promise is rejected", function ()
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
419 assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
420 reject("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
421 assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
422 assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
423 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
424 it("returns a promise that fulfills with the original value", function ()
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
425 local cb2 = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
426 p2:next(cb2);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
427 assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
428 assert.spy(cb2).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
429 resolve("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
430 assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
431 assert.spy(cb2).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
432 assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
433 assert.spy(cb2).was_called_with("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
434 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
435 it("returns a promise that rejects with the original error", function ()
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
436 local on_finally_err = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
437 local on_finally_ok = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
438 p2:catch(on_finally_err);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
439 p2:next(on_finally_ok);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
440 assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
441 assert.spy(on_finally_err).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
442 reject("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
443 assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
444 -- Since the original promise was rejected, the finally promise should also be
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
445 assert.spy(on_finally_ok).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
446 assert.spy(on_finally_err).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
447 assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
448 assert.spy(on_finally_err).was_called_with("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
449 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
450 it("returns a promise that rejects with an uncaught error inside on_finally", function ()
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
451 p = promise.new(function (_resolve, _reject)
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
452 resolve, reject = _resolve, _reject;
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
453 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
454 local test_error = {};
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
455 on_finally = spy.new(function () error(test_error) end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
456 p2 = p:finally(on_finally);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
457
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
458 local on_finally_err = spy.new(function () end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
459 p2:catch(on_finally_err);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
460 assert.spy(on_finally).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
461 assert.spy(on_finally_err).was_called(0);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
462 reject("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
463 assert.spy(on_finally).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
464 assert.spy(on_finally_err).was_called(1);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
465 assert.spy(on_finally).was_not_called_with("foo");
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
466 assert.spy(on_finally).was_not_called_with(test_error);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
467 assert.spy(on_finally_err).was_called_with(test_error);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
468 end);
9db707a86a25 util.promise: Add promise:finally()
Matthew Wild <mwild1@gmail.com>
parents: 9511
diff changeset
469 end);
9517
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
470 describe("try()", function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
471 it("works with functions that return a promise", function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
472 local resolve;
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
473 local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
474 return promise.new(function (_resolve)
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
475 resolve = _resolve;
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
476 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
477 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
478 assert.is_function(resolve);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
479 local on_resolved = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
480 p:next(on_resolved);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
481 assert.spy(on_resolved).was_not_called();
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
482 resolve("foo");
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
483 assert.spy(on_resolved).was_called_with("foo");
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
484 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
485
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
486 it("works with functions that return a value", function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
487 local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
488 return "foo";
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
489 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
490 local on_resolved = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
491 p:next(on_resolved);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
492 assert.spy(on_resolved).was_called_with("foo");
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
493 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
494
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
495 it("works with functions that return a promise that rejects", function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
496 local reject;
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
497 local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
498 return promise.new(function (_, _reject)
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
499 reject = _reject;
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
500 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
501 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
502 assert.is_function(reject);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
503 local on_rejected = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
504 p:catch(on_rejected);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
505 assert.spy(on_rejected).was_not_called();
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
506 reject("foo");
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
507 assert.spy(on_rejected).was_called_with("foo");
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
508 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
509
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
510 it("works with functions that throw errors", function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
511 local test_error = {};
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
512 local p = promise.try(function ()
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
513 error(test_error);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
514 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
515 local on_rejected = spy.new(function () end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
516 p:catch(on_rejected);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
517 assert.spy(on_rejected).was_called(1);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
518 assert.spy(on_rejected).was_called_with(test_error);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
519 end);
b1c6ede17592 util.promise: Add promise.try()
Matthew Wild <mwild1@gmail.com>
parents: 9514
diff changeset
520 end);
9456
d54a0e129af8 util.promise: ES6-like API for promises
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
521 end);