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// Copyright 2015 go-swagger maintainers
//
// 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 typeutils
import (
"testing"
"time"
"unsafe"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
type SimpleZeroes struct {
ID string
Name string
}
type ZeroesWithTime struct {
Time time.Time
}
type dummyZeroable struct {
zero bool
}
func (d dummyZeroable) IsZero() bool {
return d.zero
}
func TestIsZero(t *testing.T) {
var strs [5]string
var strss []string
var a int
var b int8
var c int16
var d int32
var e int64
var f uint
var g uint8
var h uint16
var i uint32
var j uint64
var k map[string]string
var l any
var m *SimpleZeroes
var n string
var o SimpleZeroes
var p ZeroesWithTime
var q time.Time
var z bool
data := []struct {
Data any
Expected bool
}{
{a, true},
{b, true},
{c, true},
{d, true},
{e, true},
{f, true},
{g, true},
{h, true},
{i, true},
{j, true},
{k, true},
{l, true},
{m, true},
{n, true},
{o, true},
{p, true},
{q, true},
{strss, true},
{strs, true},
{"", true},
{nil, true},
{1, false},
{0, true},
{int8(1), false},
{int8(0), true},
{int16(1), false},
{int16(0), true},
{int32(1), false},
{int32(0), true},
{int64(1), false},
{int64(0), true},
{uint(1), false},
{uint(0), true},
{uint8(1), false},
{uint8(0), true},
{uint16(1), false},
{uint16(0), true},
{uint32(1), false},
{uint32(0), true},
{uint64(1), false},
{uint64(0), true},
{0.0, true},
{0.1, false},
{float32(0.0), true},
{float32(0.1), false},
{float64(0.0), true},
{float64(0.1), false},
{[...]string{}, true},
{[...]string{"hello"}, false},
{[]string(nil), true},
{[]string{"a"}, false},
{&dummyZeroable{true}, true},
{&dummyZeroable{false}, false},
{(*dummyZeroable)(nil), true},
{z, true},
}
for _, it := range data {
assert.Equalf(t, it.Expected, IsZero(it.Data), "expected %#v, but got %#v", it.Expected, it.Data)
}
}
func TestIsNil(t *testing.T) {
var (
c chan<- int
f func() bool
s []int
m map[string]any
struc struct{}
)
for _, value := range []any{
nil,
[]string(nil),
zeroable(nil),
s,
m,
unsafe.Pointer(nil),
c,
f,
} {
require.True(t, IsNil(value))
}
for _, value := range []any{
[]string{},
map[string]string{},
struc,
0,
0.00,
"",
false,
} {
require.False(t, IsNil(value))
}
}
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