test: use testing logger

Author: kruskall

internal/beatcmd/locker_test.go

@@ -46,13 +46,12 @@ func TestLocker(t *testing.T) {
 
 	// Create another Beat using the same configuration and data directory;
 	// its Run method should fail to acquire the lock while beat1 is running.
-	beat2, err := NewBeat(BeatParams{
-		NewRunner: func(RunnerParams) (Runner, error) {
+	beat2 := newBeat(t, "", func(rp RunnerParams) (Runner, error) {
+		return runnerFunc(func(ctx context.Context) error {
 			panic("should not be called")
-		},
+		}), nil
 	})
-	require.NoError(t, err)
-	err = beat2.Run(context.Background())
+	err := beat2.Run(context.Background())
 	require.ErrorIs(t, err, ErrAlreadyLocked)
 
 	assert.NoError(t, stopBeat1())