65 lines
1.6 KiB
Go
65 lines
1.6 KiB
Go
// Copyright 2016 Google Inc. All Rights Reserved.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package optional
|
|
|
|
import "testing"
|
|
|
|
func TestConvertSuccess(t *testing.T) {
|
|
if got, want := ToBool(false), false; got != want {
|
|
t.Errorf("got %v, want %v", got, want)
|
|
}
|
|
if got, want := ToString(""), ""; got != want {
|
|
t.Errorf("got %v, want %v", got, want)
|
|
}
|
|
if got, want := ToInt(0), 0; got != want {
|
|
t.Errorf("got %v, want %v", got, want)
|
|
}
|
|
if got, want := ToUint(uint(0)), uint(0); got != want {
|
|
t.Errorf("got %v, want %v", got, want)
|
|
}
|
|
if got, want := ToFloat64(0.0), 0.0; got != want {
|
|
t.Errorf("got %v, want %v", got, want)
|
|
}
|
|
}
|
|
|
|
func TestConvertFailure(t *testing.T) {
|
|
for _, f := range []func(){
|
|
func() { ToBool(nil) },
|
|
func() { ToBool(3) },
|
|
func() { ToString(nil) },
|
|
func() { ToString(3) },
|
|
func() { ToInt(nil) },
|
|
func() { ToInt("") },
|
|
func() { ToUint(nil) },
|
|
func() { ToUint("") },
|
|
func() { ToFloat64(nil) },
|
|
func() { ToFloat64("") },
|
|
} {
|
|
if !panics(f) {
|
|
t.Error("got no panic, want panic")
|
|
}
|
|
}
|
|
}
|
|
|
|
func panics(f func()) (b bool) {
|
|
defer func() {
|
|
if recover() != nil {
|
|
b = true
|
|
}
|
|
}()
|
|
f()
|
|
return false
|
|
}
|