Software / code / prosody
Annotate
spec/util_dbuffer_spec.lua @ 12028:9ab202e942f5
MUC: Fix error origin JID in wrong argument position
Mistake introduced in cbe524ed1a6a. Removing because this is a query to
the bare JID where the error origin matches the resulting stanza 'from'.
| author | Kim Alvefur <zash@zash.se> |
|---|---|
| date | Wed, 08 Dec 2021 21:06:16 +0100 |
| parent | 11637:19cddf92fcc2 |
| child | 12764:bf6d2f9fad4d |
| rev | line source |
|---|---|
| 11105 | 1 local dbuffer = require "util.dbuffer"; |
| 2 describe("util.dbuffer", function () | |
| 3 describe("#new", function () | |
| 4 it("has a constructor", function () | |
| 5 assert.Function(dbuffer.new); | |
| 6 end); | |
| 7 it("can be created", function () | |
| 8 assert.truthy(dbuffer.new()); | |
| 9 end); | |
| 10 it("won't create an empty buffer", function () | |
| 11 assert.falsy(dbuffer.new(0)); | |
| 12 end); | |
| 13 it("won't create a negatively sized buffer", function () | |
| 14 assert.falsy(dbuffer.new(-1)); | |
| 15 end); | |
| 16 end); | |
| 17 describe(":write", function () | |
| 18 local b = dbuffer.new(); | |
| 19 it("works", function () | |
| 20 assert.truthy(b:write("hi")); | |
| 21 end); | |
| 22 end); | |
| 23 | |
| 24 describe(":read", function () | |
| 25 it("supports optional bytes parameter", function () | |
| 26 -- should return the frontmost chunk | |
| 27 local b = dbuffer.new(); | |
| 28 assert.truthy(b:write("hello")); | |
| 29 assert.truthy(b:write(" ")); | |
| 30 assert.truthy(b:write("world")); | |
| 31 assert.equal("h", b:read(1)); | |
| 32 | |
| 33 assert.equal("ello", b:read()); | |
| 34 assert.equal(" ", b:read()); | |
| 35 assert.equal("world", b:read()); | |
| 36 end); | |
| 37 end); | |
| 38 | |
|
11636
11e0a0a08da3
util.dbuffer: Add read_until() method
Matthew Wild <mwild1@gmail.com>
parents:
11158
diff
changeset
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39 describe(":read_until", function () |
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11e0a0a08da3
util.dbuffer: Add read_until() method
Matthew Wild <mwild1@gmail.com>
parents:
11158
diff
changeset
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40 it("works", function () |
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11e0a0a08da3
util.dbuffer: Add read_until() method
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parents:
11158
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changeset
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41 local b = dbuffer.new(); |
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parents:
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42 b:write("hello\n"); |
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parents:
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43 b:write("world"); |
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44 b:write("\n"); |
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45 b:write("\n\n"); |
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46 b:write("stuff"); |
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47 b:write("more\nand more"); |
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parents:
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48 |
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49 assert.equal(nil, b:read_until(".")); |
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50 assert.equal(nil, b:read_until("%")); |
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51 assert.equal("hello\n", b:read_until("\n")); |
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parents:
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diff
changeset
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52 assert.equal("world\n", b:read_until("\n")); |
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parents:
11158
diff
changeset
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53 assert.equal("\n", b:read_until("\n")); |
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parents:
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diff
changeset
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54 assert.equal("\n", b:read_until("\n")); |
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parents:
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diff
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55 assert.equal("stu", b:read(3)); |
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parents:
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56 assert.equal("ffmore\n", b:read_until("\n")); |
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parents:
11158
diff
changeset
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57 assert.equal(nil, b:read_until("\n")); |
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parents:
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diff
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58 assert.equal("and more", b:read_chunk()); |
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parents:
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59 end); |
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parents:
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60 end); |
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parents:
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61 |
| 11105 | 62 describe(":discard", function () |
| 63 local b = dbuffer.new(); | |
| 64 it("works", function () | |
| 65 assert.truthy(b:write("hello world")); | |
| 66 assert.truthy(b:discard(6)); | |
| 67 assert.equal(5, b:length()); | |
|
11156
a8ef69f7fc35
util.dbuffer: Expose length as :len() method, like strings
Kim Alvefur <zash@zash.se>
parents:
11105
diff
changeset
|
68 assert.equal(5, b:len()); |
| 11105 | 69 assert.equal("world", b:read(5)); |
| 70 end); | |
| 71 end); | |
| 72 | |
| 73 describe(":collapse()", function () | |
| 74 it("works on an empty buffer", function () | |
| 75 local b = dbuffer.new(); | |
| 76 b:collapse(); | |
| 77 end); | |
| 78 end); | |
| 79 | |
| 80 describe(":sub", function () | |
| 81 -- Helper function to compare buffer:sub() with string:sub() | |
| 82 local s = "hello world"; | |
| 83 local function test_sub(b, x, y) | |
| 84 local string_result, buffer_result = s:sub(x, y), b:sub(x, y); | |
| 85 assert.equals(string_result, buffer_result, ("buffer:sub(%d, %s) does not match string:sub()"):format(x, y and ("%d"):format(y) or "nil")); | |
| 86 end | |
| 87 | |
| 88 it("works", function () | |
| 89 local b = dbuffer.new(); | |
| 90 assert.truthy(b:write("hello world")); | |
| 91 assert.equals("hello", b:sub(1, 5)); | |
| 92 end); | |
| 93 | |
| 94 it("works after discard", function () | |
| 95 local b = dbuffer.new(256); | |
| 96 assert.truthy(b:write("foobar")); | |
| 97 assert.equals("foobar", b:sub(1, 6)); | |
| 98 assert.truthy(b:discard(3)); -- consume "foo" | |
| 99 assert.equals("bar", b:sub(1, 3)); | |
| 100 end); | |
| 101 | |
| 102 it("supports optional end parameter", function () | |
| 103 local b = dbuffer.new(); | |
| 104 assert.truthy(b:write("hello world")); | |
| 105 assert.equals("hello world", b:sub(1)); | |
| 106 assert.equals("world", b:sub(-5)); | |
| 107 end); | |
| 108 | |
| 109 it("is equivalent to string:sub", function () | |
| 110 local b = dbuffer.new(11); | |
| 111 assert.truthy(b:write(s)); | |
| 112 for i = -13, 13 do | |
| 113 for j = -13, 13 do | |
| 114 test_sub(b, i, j); | |
| 115 end | |
| 116 end | |
| 117 end); | |
| 118 end); | |
| 119 | |
| 120 describe(":byte", function () | |
| 121 -- Helper function to compare buffer:byte() with string:byte() | |
| 122 local s = "hello world" | |
| 123 local function test_byte(b, x, y) | |
| 124 local string_result, buffer_result = {s:byte(x, y)}, {b:byte(x, y)}; | |
| 125 assert.same(string_result, buffer_result, ("buffer:byte(%d, %s) does not match string:byte()"):format(x, y and ("%d"):format(y) or "nil")); | |
| 126 end | |
| 127 | |
| 128 it("is equivalent to string:byte", function () | |
| 129 local b = dbuffer.new(11); | |
| 130 assert.truthy(b:write(s)); | |
| 131 test_byte(b, 1); | |
| 132 test_byte(b, 3); | |
| 133 test_byte(b, -1); | |
| 134 test_byte(b, -3); | |
| 135 for i = -13, 13 do | |
| 136 for j = -13, 13 do | |
| 137 test_byte(b, i, j); | |
| 138 end | |
| 139 end | |
| 140 end); | |
| 141 | |
| 142 it("works with characters > 127", function () | |
| 143 local b = dbuffer.new(); | |
| 144 b:write(string.char(0, 140)); | |
| 145 local r = { b:byte(1, 2) }; | |
| 146 assert.same({ 0, 140 }, r); | |
| 147 end); | |
| 148 | |
| 149 it("works on an empty buffer", function () | |
| 150 local b = dbuffer.new(); | |
| 151 assert.equal("", b:sub(1,1)); | |
| 152 end); | |
| 153 end); | |
| 154 end); |
