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50 lines
1.1 KiB
Go
50 lines
1.1 KiB
Go
// Copyright 2026 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package util
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestOnceValue(t *testing.T) {
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t.Run("RepeatCall", func(t *testing.T) {
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callCount := 0
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o := OnceValue[int]{Func: func() int {
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callCount++
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return 42
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}}
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assert.Equal(t, 42, o.Value())
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assert.Equal(t, 42, o.Value())
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assert.Equal(t, 1, callCount)
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o.Reset()
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assert.Equal(t, 42, o.Value())
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assert.Equal(t, 2, callCount)
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assert.Equal(t, 42, o.Value())
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assert.Equal(t, 2, callCount)
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})
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t.Run("Panic", func(t *testing.T) {
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callCount := 0
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doPanic := true
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o := OnceValue[int]{Func: func() int {
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callCount++
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if doPanic {
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panic("some error")
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}
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return 42
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}}
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assert.PanicsWithValue(t, "some error", func() { o.Value() })
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assert.PanicsWithValue(t, "some error", func() { o.Value() })
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assert.Equal(t, 1, callCount)
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doPanic = false
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o.Reset()
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assert.Equal(t, 42, o.Value())
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assert.Equal(t, 2, callCount)
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assert.Equal(t, 42, o.Value())
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assert.Equal(t, 2, callCount)
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})
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}
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