Files
woodpecker/shared/optional/option_test.go

100 lines
2.2 KiB
Go

// Copyright 2025 Woodpecker Authors.
// Copyright 2024 The Gitea Authors.
//
// Licensed under the MIT License.
package optional_test
import (
"testing"
"github.com/stretchr/testify/assert"
"go.woodpecker-ci.org/woodpecker/v3/shared/optional"
)
func TestOption(t *testing.T) {
var uninitialized optional.Option[int]
assert.False(t, uninitialized.Has())
assert.Equal(t, int(0), uninitialized.Value())
assert.Equal(t, int(1), uninitialized.ValueOrDefault(1))
none := optional.None[int]()
assert.False(t, none.Has())
assert.Equal(t, int(0), none.Value())
assert.Equal(t, int(1), none.ValueOrDefault(1))
some := optional.Some[int](1)
assert.True(t, some.Has())
assert.Equal(t, int(1), some.Value())
assert.Equal(t, int(1), some.ValueOrDefault(2))
var ptr *int
assert.False(t, optional.FromPtr(ptr).Has())
var boolPtr *bool
assert.Equal(t, boolPtr, optional.None[bool]().ToPtr())
boolPtr = optional.Some[bool](false).ToPtr()
assert.Equal(t, toPtr(false), boolPtr)
opt1 := optional.FromPtr(toPtr(1))
assert.True(t, opt1.Has())
assert.Equal(t, int(1), opt1.Value())
assert.False(t, optional.FromNonDefault("").Has())
opt2 := optional.FromNonDefault("test")
assert.True(t, opt2.Has())
assert.Equal(t, "test", opt2.Value())
assert.False(t, optional.FromNonDefault(0).Has())
opt3 := optional.FromNonDefault(1)
assert.True(t, opt3.Has())
assert.Equal(t, int(1), opt3.Value())
}
func TestExtractValue(t *testing.T) {
val, ok := optional.ExtractValue("aaaa")
assert.False(t, ok)
assert.Nil(t, val)
val, ok = optional.ExtractValue(optional.Some("aaaa"))
assert.True(t, ok)
if assert.NotNil(t, val) {
val, ok := val.(string)
assert.True(t, ok)
assert.EqualValues(t, "aaaa", val)
}
val, ok = optional.ExtractValue(optional.None[float64]())
assert.True(t, ok)
assert.Nil(t, val)
val, ok = optional.ExtractValue(&fakeHas{})
assert.False(t, ok)
assert.Nil(t, val)
wrongType := make(fakeHas2, 0, 1)
val, ok = optional.ExtractValue(wrongType)
assert.False(t, ok)
assert.Nil(t, val)
}
func toPtr[T any](val T) *T {
return &val
}
type fakeHas struct{}
func (fakeHas) Has() bool {
return true
}
type fakeHas2 []string
func (fakeHas2) Has() bool {
return true
}