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// Copyright 2014 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.util;
import static com.google.common.truth.Truth.assertThat;
import com.google.devtools.build.lib.analysis.platform.PlatformInfo;
import com.google.devtools.build.lib.cmdline.Label;
import java.util.Arrays;
import java.util.LinkedHashMap;
import java.util.Map;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Tests for {@link CommandFailureUtils}. */
@RunWith(JUnit4.class)
public class CommandFailureUtilsTest {
@Test
public void describeCommandFailure() throws Exception {
String target = "//foo:bar";
String[] args = new String[3];
args[0] = "/bin/sh";
args[1] = "-c";
args[2] = "echo Some errors 1>&2; echo Some output; exit 42";
Map<String, String> env = new LinkedHashMap<>();
env.put("FOO", "foo");
env.put("PATH", "/usr/bin:/bin:/sbin");
String cwd = null;
PlatformInfo executionPlatform =
PlatformInfo.builder().setLabel(Label.parseAbsoluteUnchecked("//platform:exec")).build();
String message =
CommandFailureUtils.describeCommandFailure(
false,
Arrays.asList(args),
env,
cwd,
"cfg12345",
target,
executionPlatform.label().toString());
assertThat(message)
.isEqualTo(
"sh failed: error executing command (from target //foo:bar) "
+ "/bin/sh -c 'echo Some errors 1>&2; echo Some output; exit 42'");
}
@Test
public void describeCommandFailure_verbose() throws Exception {
String target = "//foo:bar";
String[] args = new String[3];
args[0] = "/bin/sh";
args[1] = "-c";
args[2] = "echo Some errors 1>&2; echo Some output; exit 42";
Map<String, String> env = new LinkedHashMap<>();
env.put("FOO", "foo");
env.put("PATH", "/usr/bin:/bin:/sbin");
String cwd = null;
PlatformInfo executionPlatform =
PlatformInfo.builder().setLabel(Label.parseAbsoluteUnchecked("//platform:exec")).build();
String message =
CommandFailureUtils.describeCommandFailure(
true,
Arrays.asList(args),
env,
cwd,
"cfg12345",
target,
executionPlatform.label().toString());
assertThat(message)
.isEqualTo(
"sh failed: error executing command (from target //foo:bar) \n"
+ " (exec env - \\\n"
+ " FOO=foo \\\n"
+ " PATH=/usr/bin:/bin:/sbin \\\n"
+ " /bin/sh -c 'echo Some errors 1>&2; echo Some output; exit 42')\n"
+ "# Configuration: cfg12345\n"
+ "# Execution platform: //platform:exec");
}
@Test
public void describeCommandFailure_longMessage() throws Exception {
String target = "//foo:bar";
String[] args = new String[40];
args[0] = "some_command";
for (int i = 1; i < args.length; i++) {
args[i] = "arg" + i;
}
args[7] = "with spaces"; // Test embedded spaces in argument.
args[9] = "*"; // Test shell meta characters.
Map<String, String> env = new LinkedHashMap<>();
env.put("FOO", "foo");
env.put("PATH", "/usr/bin:/bin:/sbin");
String cwd = "/my/working/directory";
PlatformInfo executionPlatform =
PlatformInfo.builder().setLabel(Label.parseAbsoluteUnchecked("//platform:exec")).build();
String message =
CommandFailureUtils.describeCommandFailure(
false,
Arrays.asList(args),
env,
cwd,
"cfg12345",
target,
executionPlatform.label().toString());
assertThat(message)
.isEqualTo(
"some_command failed: error executing command (from target //foo:bar) "
+ "some_command arg1 arg2 arg3 arg4 arg5 arg6 'with spaces' arg8 '*' arg10 "
+ "arg11 arg12 arg13 arg14 arg15 arg16 arg17 arg18 "
+ "arg19 arg20 arg21 arg22 arg23 arg24 arg25 arg26 "
+ "arg27 arg28 arg29 arg30 arg31 "
+ "... (remaining 8 arguments skipped)");
}
@Test
public void describeCommandFailure_longMessage_verbose() throws Exception {
String target = "//foo:bar";
String[] args = new String[40];
args[0] = "some_command";
for (int i = 1; i < args.length; i++) {
args[i] = "arg" + i;
}
args[7] = "with spaces"; // Test embedded spaces in argument.
args[9] = "*"; // Test shell meta characters.
Map<String, String> env = new LinkedHashMap<>();
env.put("FOO", "foo");
env.put("PATH", "/usr/bin:/bin:/sbin");
String cwd = "/my/working/directory";
PlatformInfo executionPlatform =
PlatformInfo.builder().setLabel(Label.parseAbsoluteUnchecked("//platform:exec")).build();
String message =
CommandFailureUtils.describeCommandFailure(
true,
Arrays.asList(args),
env,
cwd,
"cfg12345",
target,
executionPlatform.label().toString());
assertThat(message)
.isEqualTo(
"some_command failed: error executing command (from target //foo:bar) \n"
+ " (cd /my/working/directory && \\\n"
+ " exec env - \\\n"
+ " FOO=foo \\\n"
+ " PATH=/usr/bin:/bin:/sbin \\\n"
+ " some_command arg1 arg2 arg3 arg4 arg5 arg6 'with spaces' arg8 '*' arg10 "
+ "arg11 arg12 arg13 arg14 arg15 arg16 arg17 arg18 "
+ "arg19 arg20 arg21 arg22 arg23 arg24 arg25 arg26 "
+ "arg27 arg28 arg29 arg30 arg31 arg32 arg33 arg34 "
+ "arg35 arg36 arg37 arg38 arg39)\n"
+ "# Configuration: cfg12345\n"
+ "# Execution platform: //platform:exec");
}
@Test
public void describeCommandFailure_singleSkippedArgument() throws Exception {
String target = "//foo:bar";
String[] args = new String[35]; // Long enough to make us skip 1 argument below.
args[0] = "some_command";
for (int i = 1; i < args.length; i++) {
args[i] = "arg" + i;
}
Map<String, String> env = new LinkedHashMap<>();
String cwd = "/my/working/directory";
PlatformInfo executionPlatform =
PlatformInfo.builder().setLabel(Label.parseAbsoluteUnchecked("//platform:exec")).build();
String message =
CommandFailureUtils.describeCommandFailure(
false,
Arrays.asList(args),
env,
cwd,
"cfg12345",
target,
executionPlatform.label().toString());
assertThat(message)
.isEqualTo(
"some_command failed: error executing command (from target //foo:bar) some_command"
+ " arg1 arg2 arg3 arg4 arg5 arg6 arg7 arg8 arg9"
+ " arg10 arg11 arg12 arg13 arg14 arg15 arg16 arg17 arg18 arg19 arg20 arg21 arg22"
+ " arg23 arg24 arg25 arg26 arg27 arg28 arg29 arg30 arg31 arg32 arg33 ..."
+ " (remaining 1 argument skipped)");
}
@Test
public void describeCommandPrettyPrintArgs() throws Exception {
String[] args = new String[6];
args[0] = "some_command";
for (int i = 1; i < args.length; i++) {
args[i] = "arg" + i;
}
args[3] = "with spaces"; // Test embedded spaces in argument.
args[4] = "*"; // Test shell meta characters.
Map<String, String> env = new LinkedHashMap<>();
env.put("FOO", "foo");
env.put("PATH", "/usr/bin:/bin:/sbin");
String cwd = "/my/working/directory";
PlatformInfo executionPlatform =
PlatformInfo.builder().setLabel(Label.parseAbsoluteUnchecked("//platform:exec")).build();
String message =
CommandFailureUtils.describeCommand(
CommandDescriptionForm.COMPLETE,
true,
Arrays.asList(args),
env,
cwd,
"cfg12345",
executionPlatform.label().toString());
assertThat(message)
.isEqualTo(
"(cd /my/working/directory && \\\n"
+ " exec env - \\\n"
+ " FOO=foo \\\n"
+ " PATH=/usr/bin:/bin:/sbin \\\n"
+ " some_command \\\n"
+ " arg1 \\\n"
+ " arg2 \\\n"
+ " 'with spaces' \\\n"
+ " '*' \\\n"
+ " arg5)\n"
+ "# Configuration: cfg12345\n"
+ "# Execution platform: //platform:exec");
}
}