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// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package opt
import (
"encoding/json"
"reflect"
"testing"
)
func TestBool(t *testing.T) {
tests := []struct {
name string
in interface{}
want string // JSON
}{
{
name: "null_for_unset",
in: struct {
True Bool
False Bool
Unset Bool
}{
True: "true",
False: "false",
},
want: `{"True":true,"False":false,"Unset":null}`,
},
{
name: "omitempty_unset",
in: struct {
True Bool
False Bool
Unset Bool `json:",omitempty"`
}{
True: "true",
False: "false",
},
want: `{"True":true,"False":false}`,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
j, err := json.Marshal(tt.in)
if err != nil {
t.Fatal(err)
}
if string(j) != tt.want {
t.Errorf("wrong JSON:\n got: %s\nwant: %s\n", j, tt.want)
}
// And back again:
newVal := reflect.New(reflect.TypeOf(tt.in))
out := newVal.Interface()
if err := json.Unmarshal(j, out); err != nil {
t.Fatalf("Unmarshal %#q: %v", j, err)
}
got := newVal.Elem().Interface()
if !reflect.DeepEqual(tt.in, got) {
t.Errorf("value mismatch\n got: %+v\nwant: %+v\n", got, tt.in)
}
})
}
}
func TestBoolEqualBool(t *testing.T) {
tests := []struct {
b Bool
v bool
want bool
}{
{"", true, false},
{"", false, false},
{"sdflk;", true, false},
{"sldkf;", false, false},
{"true", true, true},
{"true", false, false},
{"false", true, false},
{"false", false, true},
}
for _, tt := range tests {
if got := tt.b.EqualBool(tt.v); got != tt.want {
t.Errorf("(%q).EqualBool(%v) = %v; want %v", string(tt.b), tt.v, got, tt.want)
}
}
}
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