gitea/modules/optional/option_test.go

60 lines
1.5 KiB
Go

// Copyright 2024 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package optional_test
import (
"testing"
"code.gitea.io/gitea/modules/optional"
"github.com/stretchr/testify/assert"
)
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))
noneBool := optional.None[bool]()
assert.False(t, noneBool.Has())
assert.False(t, noneBool.Value())
assert.True(t, noneBool.ValueOrDefault(true))
someBool := optional.Some(true)
assert.True(t, someBool.Has())
assert.True(t, someBool.Value())
assert.True(t, someBool.ValueOrDefault(false))
var ptr *int
assert.False(t, optional.FromPtr(ptr).Has())
int1 := 1
opt1 := optional.FromPtr(&int1)
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())
}