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v/vlib/os/dir_expansions_test.v

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import os
fn test_tmpdir() {
t := os.temp_dir()
assert t.len > 0
assert os.is_dir(t)
tfile := t + os.path_separator + 'tmpfile.txt'
os.rm(tfile) or {} // just in case
tfile_content := 'this is a temporary file'
os.write_file(tfile, tfile_content) or { panic(err) }
tfile_content_read := os.read_file(tfile) or { panic(err) }
assert tfile_content_read == tfile_content
os.rm(tfile) or { panic(err) }
}
fn test_is_writable_folder() {
tmp := os.temp_dir()
f := os.is_writable_folder(tmp) or {
eprintln('err: $err')
false
}
assert f
}
fn test_expand_tilde_to_home() {
os.setenv('HOME', '/tmp/home/folder', true)
os.setenv('USERPROFILE', '/tmp/home/folder', true)
//
home_test := os.join_path(os.home_dir(), 'test', 'tilde', 'expansion')
home_expansion_test := os.expand_tilde_to_home(os.join_path('~', 'test', 'tilde',
'expansion'))
assert home_test == home_expansion_test
assert os.expand_tilde_to_home('~') == os.home_dir()
}
fn test_config_dir() ? {
cdir := os.config_dir()?
assert cdir.len > 0
adir := '$cdir/test-v-config'
os.mkdir_all(adir)?
os.rmdir(adir)?
assert os.is_dir(cdir)
}