| // Copyright (C) 2018 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 com.ericsson.gerrit.plugins.highavailability.forwarder; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.gerrit.testing.GerritJUnit.assertThrows; |
| import static org.mockito.Mockito.doAnswer; |
| import static org.mockito.Mockito.doReturn; |
| import static org.mockito.Mockito.verify; |
| |
| import com.ericsson.gerrit.plugins.highavailability.cache.Constants; |
| import com.google.common.cache.Cache; |
| import com.google.gerrit.entities.Account; |
| import com.google.gerrit.extensions.registration.DynamicMap; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.Mock; |
| import org.mockito.junit.MockitoJUnitRunner; |
| import org.mockito.stubbing.Answer; |
| |
| @RunWith(MockitoJUnitRunner.class) |
| public class ForwardedCacheEvictionHandlerTest { |
| |
| @Mock private DynamicMap<Cache<?, ?>> cacheMapMock; |
| @Mock private Cache<?, ?> cacheMock; |
| private ForwardedCacheEvictionHandler handler; |
| |
| @Before |
| public void setUp() throws Exception { |
| handler = new ForwardedCacheEvictionHandler(cacheMapMock); |
| } |
| |
| @Test |
| public void shouldThrowAnExceptionWhenCacheNotFound() throws Exception { |
| CacheEntry entry = new CacheEntry("somePlugin", "unexistingCache", null); |
| String expectedMessage = |
| String.format("cache %s.%s not found", entry.getPluginName(), entry.getCacheName()); |
| CacheNotFoundException thrown = |
| assertThrows(CacheNotFoundException.class, () -> handler.evict(entry)); |
| assertThat(thrown).hasMessageThat().contains(expectedMessage); |
| } |
| |
| @Test |
| public void testSuccessfulCacheEviction() throws Exception { |
| CacheEntry entry = new CacheEntry(Constants.GERRIT, Constants.ACCOUNTS, Account.id(123)); |
| doReturn(cacheMock).when(cacheMapMock).get(entry.getPluginName(), entry.getCacheName()); |
| |
| handler.evict(entry); |
| verify(cacheMock).invalidate(entry.getKey()); |
| } |
| |
| @Test |
| public void testSuccessfulProjectListCacheEviction() throws Exception { |
| CacheEntry entry = new CacheEntry(Constants.GERRIT, Constants.PROJECT_LIST, null); |
| doReturn(cacheMock).when(cacheMapMock).get(entry.getPluginName(), entry.getCacheName()); |
| |
| handler.evict(entry); |
| verify(cacheMock).invalidateAll(); |
| } |
| |
| @Test |
| public void shouldSetAndUnsetForwardedContext() throws Exception { |
| CacheEntry entry = new CacheEntry(Constants.GERRIT, Constants.ACCOUNTS, Account.id(456)); |
| doReturn(cacheMock).when(cacheMapMock).get(entry.getPluginName(), entry.getCacheName()); |
| |
| // this doAnswer is to allow to assert that context is set to forwarded |
| // while cache eviction is called. |
| doAnswer( |
| (Answer<Void>) |
| invocation -> { |
| assertThat(Context.isForwardedEvent()).isTrue(); |
| return null; |
| }) |
| .when(cacheMock) |
| .invalidate(entry.getKey()); |
| |
| assertThat(Context.isForwardedEvent()).isFalse(); |
| handler.evict(entry); |
| assertThat(Context.isForwardedEvent()).isFalse(); |
| |
| verify(cacheMock).invalidate(entry.getKey()); |
| } |
| |
| @Test |
| public void shouldSetAndUnsetForwardedContextEvenIfExceptionIsThrown() throws Exception { |
| CacheEntry entry = new CacheEntry(Constants.GERRIT, Constants.ACCOUNTS, Account.id(789)); |
| doReturn(cacheMock).when(cacheMapMock).get(entry.getPluginName(), entry.getCacheName()); |
| |
| doAnswer( |
| (Answer<Void>) |
| invocation -> { |
| assertThat(Context.isForwardedEvent()).isTrue(); |
| throw new RuntimeException(); |
| }) |
| .when(cacheMock) |
| .invalidate(entry.getKey()); |
| |
| assertThat(Context.isForwardedEvent()).isFalse(); |
| try { |
| handler.evict(entry); |
| } catch (RuntimeException e) { |
| } |
| assertThat(Context.isForwardedEvent()).isFalse(); |
| |
| verify(cacheMock).invalidate(entry.getKey()); |
| } |
| } |