func TestComplexValue(t *testing.T) {
vanish.Env(func() {
fs := flag.NewFlagSet("f", flag.ContinueOnError)
fs.Var(envflag.NewValue(), "x", "tutu")
os.Unsetenv("A")
assert.Nil(t, fs.Parse([]string{"-x", "A=42 B=17"}))
assert.Equal(t, "42 B=17", os.Getenv("A"))
})
}
func TestMultipleValues(t *testing.T) {
vanish.Env(func() {
fs := flag.NewFlagSet("f", flag.ContinueOnError)
fs.Var(envflag.NewValue(), "yo", "tutu")
os.Unsetenv("A")
os.Unsetenv("B")
os.Unsetenv("C")
err := fs.Parse([]string{
"-yo", "A=42", "-yo", "B=yo", "-yo", "C=true", "-yo", "A=43",
})
assert.Nil(t, err)
assert.Equal(t, "43", os.Getenv("A"))
assert.Equal(t, "yo", os.Getenv("B"))
assert.Equal(t, "true", os.Getenv("C"))
})
}
func testEnv(t *testing.T, fn func(d1, d2 string)) {
vanish.Env(func() {
vanish.Dir(func(dir1 string) {
touch(t, dir1, "a-exe", true)
touch(t, dir1, "b-exe", true)
touch(t, dir1, "c", false)
touch(t, dir1, "e", false)
touch(t, dir1, "both", true)
vanish.Dir(func(dir2 string) {
touch(t, dir2, "a", false)
touch(t, dir2, "b-exe", false)
touch(t, dir2, "e", true)
touch(t, dir2, "both", true)
os.Setenv("PATH", fmt.Sprintf("%s:%s", dir1, dir2))
fn(dir1, dir2)
})
})
})
}