| /* |
| * 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.assertThat; |
| |
| import android.platform.test.annotations.AppModeFull; |
| |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import org.junit.Test; |
| import org.junit.runner.Description; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.model.Statement; |
| |
| @RunWith(AndroidJUnit4.class) |
| @AppModeFull // Unit test |
| public class RetryRuleTest { |
| |
| private final Description mDescription = Description.createSuiteDescription("Whatever"); |
| |
| private static final RetryableException sRetryableException = |
| new RetryableException("Y U NO RETRY?"); |
| |
| private static class RetryableStatement<T extends Exception> extends Statement { |
| private final int mNumberFailures; |
| private int mNumberCalls; |
| private final T mException; |
| |
| RetryableStatement(int numberFailures, T exception) { |
| mNumberFailures = numberFailures; |
| mException = exception; |
| } |
| |
| @Override |
| public void evaluate() throws Throwable { |
| mNumberCalls ++; |
| if (mNumberCalls <= mNumberFailures) { |
| throw mException; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "RetryableStatement: failures=" + mNumberFailures + ", calls=" + mNumberCalls; |
| } |
| } |
| |
| @Test |
| public void testPassOnRetryableException() throws Throwable { |
| final RetryRule rule = new RetryRule(2); |
| rule.apply(new RetryableStatement<RetryableException>(1, sRetryableException), mDescription) |
| .evaluate(); |
| } |
| |
| @Test |
| public void testPassOnRetryableExceptionWithTimeout() throws Throwable { |
| final Timeout timeout = new Timeout("YOUR TIME IS GONE", 1, 2, 10); |
| final RetryableException exception = new RetryableException(timeout, "Y U NO?"); |
| final RetryRule rule = new RetryRule(2); |
| rule.apply(new RetryableStatement<RetryableException>(1, exception), mDescription) |
| .evaluate(); |
| // Assert timeout was increased |
| assertThat(timeout.ms()).isEqualTo(2); |
| } |
| |
| @Test |
| public void testFailOnRetryableException() throws Throwable { |
| final RetryRule rule = new RetryRule(2); |
| try { |
| rule.apply(new RetryableStatement<RetryableException>(2, sRetryableException), |
| mDescription).evaluate(); |
| throw new AssertionError("2ND CALL, Y U NO FAIL?"); |
| } catch (RetryableException e) { |
| assertThat(e).isSameAs(sRetryableException); |
| } |
| } |
| } |