Function TestDecode_NilPointerHook

mapstructure_test.go:1103–1138

(t *testing.T)

}

func TestDecode_NilPointerHook(t *testing.T) {
	t.Parallel()

	input := map[string]interface{}{
		"value": "",
	}

	decodeHook := func(f, t reflect.Type, v interface{}) (interface{}, error) {
		if typed, ok := v.(string); ok {
			if typed == "" {
				return nil, nil
			}
		}
		return v, nil
	}

	var result NilPointer
	config := &DecoderConfig{
		DecodeHook: decodeHook,
		Result:     &result,
	}

	decoder, err := NewDecoder(config)
	if err != nil {
		t.Fatalf("err: %s", err)
	}

	err = decoder.Decode(input)
	if err != nil {
		t.Fatalf("got an err: %s", err)
	}

	if result.Value != nil {
		t.Errorf("W should be nil: %#v", result.Value)
	}
}

func TestDecode_FuncHook(t *testing.T) {
	t.Parallel()