125 lines
2.2 KiB
Go
125 lines
2.2 KiB
Go
package syncext
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import (
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"context"
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"sync"
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"testing"
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"time"
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)
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func TestAtomicBoolGetSet(t *testing.T) {
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b := NewAtomicBool(false)
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if b.Get() {
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t.Error("expected false")
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}
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old := b.Set(true)
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if old {
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t.Error("expected old value false")
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}
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if !b.Get() {
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t.Error("expected true")
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}
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old = b.Set(false)
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if !old {
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t.Error("expected old value true")
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}
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}
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func TestAtomicBoolWaitAlreadyMatching(t *testing.T) {
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b := NewAtomicBool(true)
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done := make(chan struct{})
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go func() {
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b.Wait(true)
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close(done)
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}()
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select {
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case <-done:
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// ok
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case <-time.After(500 * time.Millisecond):
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t.Error("Wait should return immediately if value already matches")
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}
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}
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func TestAtomicBoolWaitWithTimeoutNoMatch(t *testing.T) {
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b := NewAtomicBool(false)
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err := b.WaitWithTimeout(50*time.Millisecond, true)
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if err == nil {
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t.Error("expected timeout error")
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}
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}
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func TestAtomicBoolWaitWithTimeoutMatchAfterSet(t *testing.T) {
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b := NewAtomicBool(false)
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go func() {
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time.Sleep(20 * time.Millisecond)
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b.Set(true)
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}()
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err := b.WaitWithTimeout(500*time.Millisecond, true)
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if err != nil {
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t.Errorf("expected nil, got %v", err)
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}
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}
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func TestAtomicBoolWaitWithContextCancel(t *testing.T) {
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b := NewAtomicBool(false)
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ctx, cancel := context.WithCancel(context.Background())
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go func() {
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time.Sleep(20 * time.Millisecond)
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cancel()
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}()
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err := b.WaitWithContext(ctx, true)
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if err == nil {
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t.Error("expected ctx error")
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}
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}
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func TestAtomicBoolWaitWithContextAlreadyCancelled(t *testing.T) {
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b := NewAtomicBool(false)
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ctx, cancel := context.WithCancel(context.Background())
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cancel()
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err := b.WaitWithContext(ctx, false)
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if err == nil {
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t.Error("expected ctx error")
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}
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}
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func TestAtomicBoolWaitWithContextMatching(t *testing.T) {
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b := NewAtomicBool(true)
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ctx, cancel := context.WithTimeout(context.Background(), 100*time.Millisecond)
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defer cancel()
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err := b.WaitWithContext(ctx, true)
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if err != nil {
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t.Errorf("expected nil, got %v", err)
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}
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}
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func TestAtomicBoolConcurrentSet(t *testing.T) {
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b := NewAtomicBool(false)
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var wg sync.WaitGroup
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for i := 0; i < 50; i++ {
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wg.Add(1)
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go func(v bool) {
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defer wg.Done()
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b.Set(v)
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}(i%2 == 0)
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}
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wg.Wait()
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}
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