func TestStringDefault(t *testing.T) {
in, out := "baz", "baz"
os.Clearenv()
if got := env.String("STRING_DEFAULT", in); got != out {
t.Errorf(`String("STRING_DEFAULT", "%v") = %v, want %v`, in, got, out)
}
}
func TestString(t *testing.T) {
in, out := "baz", "bar"
os.Setenv("STRING", out)
if got := env.String("STRING", in); got != out {
t.Errorf(`String("STRING", "%v") = %v, want %v`, in, got, out)
}
}
func ExampleString() {
os.Setenv("STRING", "foo bar")
fmt.Println(env.String("STRING", ""))
// Output: foo bar
}