Comparison

spec/util_argparse_spec.lua @ 11843:d2a939e21671

util.argparse: Tests
author Kim Alvefur <zash@zash.se>
date Tue, 12 Oct 2021 14:48:21 +0200
child 11845:97c1399720c2
comparison
equal deleted inserted replaced
11842:c20ff585e966 11843:d2a939e21671
1 describe("parse", function()
2 local parse
3 setup(function() parse = require"util.argparse".parse; end);
4
5 it("works", function()
6 -- basic smoke test
7 local opts = parse({ "--help" });
8 assert.same({ help = true }, opts);
9 end);
10
11 it("returns if no args", function() assert.same({}, parse({})); end);
12
13 it("supports boolean flags", function()
14 local opts, err = parse({ "--foo"; "--no-bar" });
15 assert.falsy(err);
16 assert.same({ foo = true; bar = false }, opts);
17 end);
18
19 it("consumes input until the first argument", function()
20 local arg = { "--foo"; "bar"; "--baz" };
21 local opts, err = parse(arg);
22 assert.falsy(err);
23 assert.same({ foo = true }, opts);
24 assert.same({ "bar"; "--baz" }, arg);
25 end);
26
27 it("expands short options", function()
28 local opts, err = parse({ "--foo"; "-b" }, { short_params = { b = "bar" } });
29 assert.falsy(err);
30 assert.same({ foo = true; bar = true }, opts);
31 end);
32
33 it("supports value arguments", function()
34 local opts, err = parse({ "--foo"; "bar"; "--baz=moo" }, { value_params = { foo = true; bar = true } });
35 assert.falsy(err);
36 assert.same({ foo = "bar"; baz = "moo" }, opts);
37 end);
38
39 it("demands values for value params", function()
40 local opts, err, where = parse({ "--foo" }, { value_params = { foo = true } });
41 assert.falsy(opts);
42 assert.equal("missing-value", err);
43 assert.equal("--foo", where);
44 end);
45
46 end);