| // Copyright 2020 The Bazel Authors. All rights reserved. |
| // |
| // 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.google.devtools.build.lib.buildtool; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.devtools.build.lib.buildtool.util.BuildIntegrationTestCase; |
| import com.google.devtools.build.lib.packages.util.MockGenruleSupport; |
| import com.google.devtools.build.lib.testutil.Suite; |
| import com.google.devtools.build.lib.testutil.TestSpec; |
| import com.google.devtools.build.lib.util.LoggingUtil; |
| import com.google.devtools.build.lib.vfs.Path; |
| import com.google.devtools.build.lib.vfs.UnixGlob; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Validates corrupted action cache behavior. |
| */ |
| @TestSpec(size = Suite.MEDIUM_TESTS) |
| @RunWith(JUnit4.class) |
| public class CorruptedActionCacheTest extends BuildIntegrationTestCase { |
| |
| @Test |
| public void testCorruptionActionCacheErrorMessage() throws Exception { |
| MockGenruleSupport.setup(mockToolsConfig); |
| |
| write("foo/BUILD", |
| "genrule(name = 'foo', ", |
| " outs = ['out'], ", |
| " cmd = 'echo 123 >$(OUTS)')"); |
| |
| buildTarget("//foo:foo"); |
| |
| // Remove caches from memory while preserving files on disk. |
| Path outputBase = getCommandEnvironment().getOutputBase(); |
| outputBase.getChild("action_cache").renameTo(outputBase.getChild("action_cache_temp")); |
| getCommandEnvironment().getBlazeWorkspace().clearCaches(); |
| outputBase.getChild("action_cache_temp").renameTo(outputBase.getChild("action_cache")); |
| |
| // now corrupt filename index datafile by truncating it |
| for (Path path : UnixGlob.forPath(outputBase.getChild("action_cache")) |
| .addPattern("filename*.blaze").globInterruptible()) { |
| path.getOutputStream().close(); |
| } |
| |
| // Don't crash when we try to log an error message about the corrupt cache. |
| LoggingUtil.installRemoteLoggerForTesting(null); |
| |
| // Build should still succeed but there should be an action cache error message. |
| assertThat(buildTarget("//foo:foo").getSuccess()).isTrue(); |
| assertThat(events.errors()).hasSize(1); |
| events.assertContainsError("Error during action cache initialization"); |
| events.assertContainsError( |
| "Bazel will now reset action cache data, causing a full rebuild"); |
| } |
| } |