1 files changed, 224 insertions, 0 deletions
diff --git a/src/test/java/com/google/devtools/build/lib/remote/RemoteSpawnRunnerTest.java b/src/test/java/com/google/devtools/build/lib/remote/RemoteSpawnRunnerTest.java
new file mode 100644
index 0000000000..0390994284
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+++ b/src/test/java/com/google/devtools/build/lib/remote/RemoteSpawnRunnerTest.java
@@ -0,0 +1,224 @@
+// Copyright 2017 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.remote;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.verifyZeroInteractions;
+import static org.mockito.Mockito.when;
+
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
+import com.google.devtools.build.lib.actions.ActionInput;
+import com.google.devtools.build.lib.actions.ActionInputFileCache;
+import com.google.devtools.build.lib.actions.Artifact.ArtifactExpander;
+import com.google.devtools.build.lib.actions.ExecutionRequirements;
+import com.google.devtools.build.lib.actions.ResourceSet;
+import com.google.devtools.build.lib.actions.SimpleSpawn;
+import com.google.devtools.build.lib.actions.Spawn;
+import com.google.devtools.build.lib.exec.SpawnInputExpander;
+import com.google.devtools.build.lib.exec.SpawnRunner;
+import com.google.devtools.build.lib.exec.SpawnRunner.ProgressStatus;
+import com.google.devtools.build.lib.exec.SpawnRunner.SpawnExecutionPolicy;
+import com.google.devtools.build.lib.exec.util.FakeOwner;
+import com.google.devtools.build.lib.remote.Digests.ActionKey;
+import com.google.devtools.build.lib.util.io.FileOutErr;
+import com.google.devtools.build.lib.vfs.FileSystem;
+import com.google.devtools.build.lib.vfs.FileSystemUtils;
+import com.google.devtools.build.lib.vfs.Path;
+import com.google.devtools.build.lib.vfs.PathFragment;
+import com.google.devtools.build.lib.vfs.inmemoryfs.InMemoryFileSystem;
+import com.google.devtools.common.options.Options;
+import com.google.devtools.remoteexecution.v1test.ActionResult;
+import com.google.devtools.remoteexecution.v1test.ExecuteRequest;
+import com.google.devtools.remoteexecution.v1test.ExecuteResponse;
+import java.io.IOException;
+import java.util.Collection;
+import java.util.SortedMap;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+
+import org.mockito.MockitoAnnotations;
+
+/** Tests for {@link com.google.devtools.build.lib.remote.RemoteSpawnRunner} */
+@RunWith(JUnit4.class)
+public class RemoteSpawnRunnerTest {
+
+  private static final ImmutableMap<String, String> NO_CACHE =
+      ImmutableMap.of(ExecutionRequirements.NO_CACHE, "");
+
+  private Path execRoot;
+  private FakeActionInputFileCache fakeFileCache;
+  private FileOutErr outErr;
+
+  @Mock
+  private RemoteActionCache cache;
+
+  @Mock
+  private GrpcRemoteExecutor executor;
+
+  @Mock
+  private SpawnRunner localRunner;
+
+  @Before
+  public final void setUp() throws Exception {
+    MockitoAnnotations.initMocks(this);
+
+    FileSystem fs = new InMemoryFileSystem();
+    execRoot = fs.getPath("/exec/root");
+    FileSystemUtils.createDirectoryAndParents(execRoot);
+    fakeFileCache = new FakeActionInputFileCache(execRoot);
+
+    Path stdout = fs.getPath("/tmp/stdout");
+    Path stderr = fs.getPath("/tmp/stderr");
+    FileSystemUtils.createDirectoryAndParents(stdout.getParentDirectory());
+    FileSystemUtils.createDirectoryAndParents(stderr.getParentDirectory());
+    outErr = new FileOutErr(stdout, stderr);
+  }
+
+  @Test
+  @SuppressWarnings("unchecked")
+  public void nonCachableSpawnsShouldNotBeCached_remote() throws Exception {
+    // Test that if a spawn is marked "NO_CACHE" that it's neither fetched from a remote cache
+    // nor uploaded to a remote cache. It should be executed remotely, however.
+
+    RemoteOptions options = Options.getDefaults(RemoteOptions.class);
+    options.remoteAcceptCached = true;
+    options.remoteLocalFallback = false;
+    options.remoteUploadLocalResults = true;
+
+    RemoteSpawnRunner runner =
+        new RemoteSpawnRunner(execRoot, options, localRunner, cache, executor);
+
+    ExecuteResponse succeeded = ExecuteResponse.newBuilder().setResult(
+        ActionResult.newBuilder().setExitCode(0).build()).build();
+    when(executor.executeRemotely(any(ExecuteRequest.class))).thenReturn(succeeded);
+
+    Spawn spawn = new SimpleSpawn(
+        new FakeOwner("foo", "bar"),
+        /*arguments=*/ ImmutableList.of(),
+        /*environment=*/ ImmutableMap.of(),
+        NO_CACHE,
+        /*inputs=*/ ImmutableList.of(),
+        /*outputs=*/ ImmutableList.<ActionInput>of(),
+        ResourceSet.ZERO);
+
+    SpawnExecutionPolicy policy = new FakeSpawnExecutionPolicy(spawn);
+
+    runner.exec(spawn, policy);
+
+    ArgumentCaptor<ExecuteRequest> requestCaptor = ArgumentCaptor.forClass(ExecuteRequest.class);
+    verify(executor).executeRemotely(requestCaptor.capture());
+    assertThat(requestCaptor.getValue().getSkipCacheLookup()).isTrue();
+
+    verify(cache, never())
+        .getCachedActionResult(any(ActionKey.class));
+    verify(cache, never()).upload(any(ActionKey.class), any(Path.class), any(Collection.class),
+          any(FileOutErr.class));
+    verifyZeroInteractions(localRunner);
+  }
+
+  @Test
+  @SuppressWarnings("unchecked")
+  public void nonCachableSpawnsShouldNotBeCached_local() throws Exception {
+    // Test that if a spawn is executed locally, due to the local fallback, that its result is not
+    // uploaded to the remote cache.
+
+    RemoteOptions options = Options.getDefaults(RemoteOptions.class);
+    options.remoteAcceptCached = true;
+    options.remoteLocalFallback = true;
+    options.remoteUploadLocalResults = true;
+
+    RemoteSpawnRunner runner =
+        new RemoteSpawnRunner(execRoot, options, localRunner, cache, null);
+
+    // Throw an IOException to trigger the local fallback.
+    when(executor.executeRemotely(any(ExecuteRequest.class))).thenThrow(IOException.class);
+
+    Spawn spawn = new SimpleSpawn(
+        new FakeOwner("foo", "bar"),
+        /*arguments=*/ ImmutableList.of(),
+        /*environment=*/ ImmutableMap.of(),
+        NO_CACHE,
+        /*inputs=*/ ImmutableList.of(),
+        /*outputs=*/ ImmutableList.<ActionInput>of(),
+        ResourceSet.ZERO);
+
+    SpawnExecutionPolicy policy = new FakeSpawnExecutionPolicy(spawn);
+
+    runner.exec(spawn, policy);
+
+    verify(localRunner).exec(spawn, policy);
+
+    verify(cache, never())
+        .getCachedActionResult(any(ActionKey.class));
+    verify(cache, never()).upload(any(ActionKey.class), any(Path.class), any(Collection.class),
+        any(FileOutErr.class));
+  }
+
+  // TODO(buchgr): Extract a common class to be used for testing.
+  class FakeSpawnExecutionPolicy implements SpawnExecutionPolicy {
+
+    private final ArtifactExpander artifactExpander =
+        (artifact, output) -> output.add(artifact);
+
+    private final Spawn spawn;
+
+    FakeSpawnExecutionPolicy(Spawn spawn) {
+      this.spawn = spawn;
+    }
+
+    @Override
+    public void lockOutputFiles() throws InterruptedException {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public ActionInputFileCache getActionInputFileCache() {
+      return fakeFileCache;
+    }
+
+    @Override
+    public ArtifactExpander getArtifactExpander() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public long getTimeoutMillis() {
+      return 0;
+    }
+
+    @Override
+    public FileOutErr getFileOutErr() {
+      return outErr;
+    }
+
+    @Override
+    public SortedMap<PathFragment, ActionInput> getInputMapping() throws IOException {
+      return new SpawnInputExpander(/*strict*/ false)
+          .getInputMapping(spawn, artifactExpander, fakeFileCache, "workspace");
+    }
+
+    @Override
+    public void report(ProgressStatus state) {
+      assertThat(state).isEqualTo(ProgressStatus.EXECUTING);
+    }
+  }
+}