v / vlib / os
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1import os
2import time
3
4fn test_getenv() {
5 // VEXE is set by the V builtin test runner
6 assert os.getenv('VEXE').len > 0
7 assert os.getenv('PATH').len > 0
8}
9
10fn test_getenv_opt() {
11 assert os.getenv_opt('VEXE') or { '' }.len > 0
12}
13
14fn test_setenv() {
15 os.setenv('foo', 'bar', true)
16 assert os.getenv('foo') == 'bar'
17 // `setenv` should not set if `overwrite` is false
18 os.setenv('foo', 'bar2', false)
19 assert os.getenv('foo') == 'bar'
20 // `setenv` should overwrite if `overwrite` is true
21 os.setenv('foo', 'bar2', true)
22 assert os.getenv('foo') == 'bar2'
23 assert os.getenv_opt('foo') or { '' } == 'bar2'
24}
25
26fn test_unsetenv() {
27 os.setenv('foo', 'bar', true)
28 os.unsetenv('foo')
29 assert os.getenv('foo') == ''
30}
31
32fn test_environ() {
33 os.setenv('myvar1', 'bar1', true)
34 os.setenv('myvar2', 'bar2', true)
35 assert os.getenv('myvar1') == 'bar1'
36 assert os.getenv('myvar2') == 'bar2'
37 assert os.getenv('myvar_not_defined') == ''
38 all := os.environ()
39 assert all['myvar1'] == 'bar1'
40 assert all['myvar2'] == 'bar2'
41 assert all['myvar_not_defined'] == ''
42}
43
44fn test_setenv_var_not_exists() {
45 key := time.new_time(time.now()).unix
46 os.setenv('foo${key}', 'bar', false)
47 assert os.getenv('foo${key}') == 'bar'
48}
49
50fn test_getenv_empty_var() {
51 key := time.new_time(time.now()).unix
52 os.setenv('empty${key}', '""', false)
53 assert os.getenv('empty${key}') == '""'
54}