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// 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.shell;
import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assume.assumeTrue;
import com.google.common.collect.ImmutableList;
import com.google.devtools.build.lib.sandbox.LinuxSandboxUtil;
import com.google.devtools.build.lib.testutil.BlazeTestUtils;
import com.google.devtools.build.lib.testutil.TestConstants;
import com.google.devtools.build.lib.testutil.TestUtils;
import com.google.devtools.build.lib.unix.UnixFileSystem;
import com.google.devtools.build.lib.util.OS;
import com.google.devtools.build.lib.vfs.FileSystem;
import com.google.devtools.build.lib.vfs.Path;
import java.io.IOException;
import java.time.Duration;
import java.util.List;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Unit tests for {@link Command}s that are run using the {@code linux-sandbox}. */
@RunWith(JUnit4.class)
public final class CommandUsingLinuxSandboxTest {
private FileSystem testFS;
private Path runfilesDir;
@Before
public final void createFileSystem() throws Exception {
testFS = new UnixFileSystem();
runfilesDir = testFS.getPath(BlazeTestUtils.runfilesDir());
}
private Path getLinuxSandboxPath() {
return runfilesDir.getRelative(TestConstants.LINUX_SANDBOX_PATH);
}
private Path getCpuTimeSpenderPath() {
return runfilesDir.getRelative(TestConstants.CPU_TIME_SPENDER_PATH);
}
@Test
public void testCommand_Echo() throws Exception {
ImmutableList<String> commandArguments = ImmutableList.of("echo", "colorless green ideas");
Command command = new Command(commandArguments.toArray(new String[0]));
CommandResult commandResult = command.execute();
assertThat(commandResult.getTerminationStatus().success()).isTrue();
assertThat(commandResult.getStdoutStream().toString()).contains("colorless green ideas");
}
@Test
public void testLinuxSandboxedCommand_Echo() throws Exception {
// TODO(b/62588075) Currently no linux-sandbox tool support in Windows.
assumeTrue(OS.getCurrent() != OS.WINDOWS);
// TODO(b/62588075) Currently no linux-sandbox tool support in MacOS.
assumeTrue(OS.getCurrent() != OS.DARWIN);
ImmutableList<String> commandArguments = ImmutableList.of("echo", "sleep furiously");
List<String> fullCommandLine =
LinuxSandboxUtil.commandLineBuilder(getLinuxSandboxPath(), commandArguments).build();
Command command = new Command(fullCommandLine.toArray(new String[0]));
CommandResult commandResult = command.execute();
assertThat(commandResult.getTerminationStatus().success()).isTrue();
assertThat(commandResult.getStdoutStream().toString()).contains("sleep furiously");
}
private void checkLinuxSandboxStatistics(Duration userTimeToSpend, Duration systemTimeToSpend)
throws IOException, CommandException {
ImmutableList<String> commandArguments =
ImmutableList.of(
getCpuTimeSpenderPath().getPathString(),
Long.toString(userTimeToSpend.getSeconds()),
Long.toString(systemTimeToSpend.getSeconds()));
Path outputDir = testFS.getPath(TestUtils.makeTempDir().getCanonicalPath());
Path statisticsFilePath = outputDir.getRelative("stats.out");
List<String> fullCommandLine =
LinuxSandboxUtil.commandLineBuilder(getLinuxSandboxPath(), commandArguments)
.setStatisticsPath(statisticsFilePath)
.build();
ExecutionStatisticsTestUtil.executeCommandAndCheckStatisticsAboutCpuTimeSpent(
userTimeToSpend, systemTimeToSpend, fullCommandLine, statisticsFilePath);
}
@Test
public void testLinuxSandboxedCommand_WithStatistics_SpendUserTime()
throws CommandException, IOException {
// TODO(b/62588075) Currently no linux-sandbox tool support in Windows.
assumeTrue(OS.getCurrent() != OS.WINDOWS);
// TODO(b/62588075) Currently no linux-sandbox tool support in MacOS.
assumeTrue(OS.getCurrent() != OS.DARWIN);
Duration userTimeToSpend = Duration.ofSeconds(10);
Duration systemTimeToSpend = Duration.ZERO;
checkLinuxSandboxStatistics(userTimeToSpend, systemTimeToSpend);
}
@Test
public void testLinuxSandboxedCommand_WithStatistics_SpendSystemTime()
throws CommandException, IOException {
// TODO(b/62588075) Currently no linux-sandbox tool support in Windows.
assumeTrue(OS.getCurrent() != OS.WINDOWS);
// TODO(b/62588075) Currently no linux-sandbox tool support in MacOS.
assumeTrue(OS.getCurrent() != OS.DARWIN);
Duration userTimeToSpend = Duration.ZERO;
Duration systemTimeToSpend = Duration.ofSeconds(10);
checkLinuxSandboxStatistics(userTimeToSpend, systemTimeToSpend);
}
@Test
public void testLinuxSandboxedCommand_WithStatistics_SpendUserAndSystemTime()
throws CommandException, IOException {
// TODO(b/62588075) Currently no linux-sandbox tool support in Windows.
assumeTrue(OS.getCurrent() != OS.WINDOWS);
// TODO(b/62588075) Currently no linux-sandbox tool support in MacOS.
assumeTrue(OS.getCurrent() != OS.DARWIN);
Duration userTimeToSpend = Duration.ofSeconds(10);
Duration systemTimeToSpend = Duration.ofSeconds(10);
checkLinuxSandboxStatistics(userTimeToSpend, systemTimeToSpend);
}
}
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