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- /*
- * SonarQube
- * Copyright (C) 2009-2023 SonarSource SA
- * mailto:info AT sonarsource DOT com
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 3 of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
- package org.sonar.scanner.cache;
-
- import java.io.ByteArrayInputStream;
- import java.io.File;
- import java.io.IOException;
- import java.io.InputStream;
- import java.util.Map;
- import java.util.stream.Collectors;
- import java.util.stream.StreamSupport;
- import org.junit.Before;
- import org.junit.Rule;
- import org.junit.Test;
- import org.junit.rules.TemporaryFolder;
- import org.sonar.core.util.Protobuf;
- import org.sonar.scanner.protocol.internal.ScannerInternal.SensorCacheEntry;
- import org.sonar.scanner.protocol.output.FileStructure;
- import org.sonar.scanner.scan.branch.BranchConfiguration;
-
- import static org.assertj.core.api.Assertions.assertThat;
- import static org.assertj.core.api.Assertions.assertThatThrownBy;
- import static org.mockito.Mockito.mock;
- import static org.mockito.Mockito.when;
-
- public class WriteCacheImplTest {
- private final ReadCacheImpl readCache = mock(ReadCacheImpl.class);
- private final BranchConfiguration branchConfiguration = mock(BranchConfiguration.class);
- private FileStructure fileStructure;
- private WriteCacheImpl writeCache;
-
- @Rule
- public TemporaryFolder temp = new TemporaryFolder();
-
- @Before
- public void setUp() throws IOException {
- fileStructure = new FileStructure(temp.newFolder());
- writeCache = new WriteCacheImpl(readCache, fileStructure);
- }
-
- @Test
- public void write_bytes_adds_entries() throws IOException {
- byte[] b1 = new byte[] {1, 2, 3};
- byte[] b2 = new byte[] {3, 4};
- writeCache.write("key", b1);
- writeCache.write("key2", b2);
-
- assertThatCacheContains(Map.of("key", b1, "key2", b2));
- }
-
- @Test
- public void dont_write_if_its_pull_request() throws IOException {
- byte[] b1 = new byte[] {1, 2, 3};
- when(branchConfiguration.isPullRequest()).thenReturn(true);
- writeCache.write("key1", b1);
- writeCache.write("key2", new ByteArrayInputStream(b1));
- assertThatCacheContains(Map.of());
- }
-
- @Test
- public void write_inputStream_adds_entries() throws IOException {
- byte[] b1 = new byte[] {1, 2, 3};
- byte[] b2 = new byte[] {3, 4};
- writeCache.write("key", new ByteArrayInputStream(b1));
- writeCache.write("key2", new ByteArrayInputStream(b2));
-
- assertThatCacheContains(Map.of("key", b1, "key2", b2));
- }
-
- @Test
- public void write_throws_IAE_if_writing_same_key_twice() {
- byte[] b1 = new byte[] {1};
- byte[] b2 = new byte[] {2};
-
- writeCache.write("key", b1);
- assertThatThrownBy(() -> writeCache.write("key", b2))
- .isInstanceOf(IllegalArgumentException.class)
- .hasMessage("Cache already contains key 'key'");
- }
-
- @Test
- public void copyFromPrevious_throws_IAE_if_read_cache_doesnt_contain_key() {
- assertThatThrownBy(() -> writeCache.copyFromPrevious("key"))
- .isInstanceOf(IllegalArgumentException.class)
- .hasMessage("Previous cache doesn't contain key 'key'");
- }
-
- @Test
- public void copyFromPrevious_reads_from_readCache() throws IOException {
- byte[] b = new byte[] {1};
- InputStream value = new ByteArrayInputStream(b);
- when(readCache.contains("key")).thenReturn(true);
- when(readCache.read("key")).thenReturn(value);
- writeCache.copyFromPrevious("key");
-
- assertThatCacheContains(Map.of("key", b));
- }
-
- private void assertThatCacheContains(Map<String, byte[]> expectedData) {
- writeCache.close();
- File cacheFile = fileStructure.analysisCache();
- Iterable<SensorCacheEntry> it = () -> Protobuf.readGzipStream(cacheFile, SensorCacheEntry.parser());
- Map<String, byte[]> data = StreamSupport.stream(it.spliterator(), false)
- .collect(Collectors.toMap(SensorCacheEntry::getKey, e -> e.getData().toByteArray()));
-
- assertThat(data).containsAllEntriesOf(expectedData);
- }
- }
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