| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.autofillservice.cts; |
| |
| import static com.google.common.truth.Truth.assertWithMessage; |
| |
| import android.os.CancellationSignal; |
| |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.TimeUnit; |
| |
| /** |
| * Custom {@link android.os.CancellationSignal.OnCancelListener} used to assert that |
| * {@link android.os.CancellationSignal.OnCancelListener} was called, and just once. |
| */ |
| final class OneTimeCancellationSignalListener implements CancellationSignal.OnCancelListener { |
| private final CountDownLatch mLatch = new CountDownLatch(1); |
| private final long mTimeoutMs; |
| |
| OneTimeCancellationSignalListener(long timeoutMs) { |
| mTimeoutMs = timeoutMs; |
| } |
| |
| void assertOnCancelCalled() throws Exception { |
| final boolean called = mLatch.await(mTimeoutMs, TimeUnit.MILLISECONDS); |
| assertWithMessage("Timeout (%s ms) waiting for onCancel()", mTimeoutMs) |
| .that(called).isTrue(); |
| } |
| |
| @Override |
| public void onCancel() { |
| mLatch.countDown(); |
| } |
| } |