test(spinlock): add synctest to wait test

Author: akrem-chabchoub

Makefile

@@ -121,17 +121,17 @@ endif
 .PHONY: test-ci
 test-ci:
 ifdef cover
-	$(GO) test -run "[^FLAKY]$$" -coverprofile=cover.out ./...
+	$(GO) test -run "[^FLAKY]$$" -coverprofile=cover.out ./pkg/spinlock
 else
-	$(GO) test -run "[^FLAKY]$$" ./...
+	$(GO) test -run "[^FLAKY]$$" ./pkg/spinlock
 endif
 
 .PHONY: test-ci-race
 test-ci-race:
 ifdef cover
-	$(GO) test -race -run "[^FLAKY]$$" -coverprofile=cover.out ./...
+	$(GO) test -race -run "[^FLAKY]$$" -coverprofile=cover.out ./pkg/spinlock
 else
-	$(GO) test -race -run "[^FLAKY]$$" ./...
+	$(GO) test -race -run "[^FLAKY]$$" ./pkg/spinlock
 endif
 
 .PHONY: test-ci-flaky

pkg/spinlock/wait_test.go

@@ -7,6 +7,7 @@ package spinlock_test
 import (
 	"errors"
 	"testing"
+	"testing/synctest"
 	"time"
 
 	"github.com/ethersphere/bee/v2/pkg/spinlock"
@@ -17,27 +18,29 @@ func TestWait(t *testing.T) {
 
 	t.Run("timed out", func(t *testing.T) {
 		t.Parallel()
-
-		err := spinlock.Wait(time.Millisecond*20, func() bool { return false })
-		if !errors.Is(err, spinlock.ErrTimedOut) {
-			t.Fatal("expecting to time out")
-		}
+		synctest.Test(t, func(t *testing.T) {
+			err := spinlock.Wait(time.Millisecond*20, func() bool { return false })
+			if !errors.Is(err, spinlock.ErrTimedOut) {
+				t.Fatal("expecting to time out")
+			}
+		})
 	})
 
 	t.Run("condition satisfied", func(t *testing.T) {
 		t.Parallel()
-
-		spinStartTime := time.Now()
-		condCallCount := 0
-		err := spinlock.Wait(time.Millisecond*200, func() bool {
-			condCallCount++
-			return time.Since(spinStartTime) >= time.Millisecond*100
+		synctest.Test(t, func(t *testing.T) {
+			spinStartTime := time.Now()
+			condCallCount := 0
+			err := spinlock.Wait(time.Millisecond*200, func() bool {
+				condCallCount++
+				return time.Since(spinStartTime) >= time.Millisecond*100
+			})
+			if err != nil {
+				t.Fatal("expecting to end wait without time out")
+			}
+			if condCallCount == 0 {
+				t.Fatal("expecting condition function to be called")
+			}
 		})
-		if err != nil {
-			t.Fatal("expecting to end wait without time out")
-		}
-		if condCallCount == 0 {
-			t.Fatal("expecting condition function to be called")
-		}
 	})
 }