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// Copyright 2018 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.importdeps;
import static com.google.common.truth.Truth.assertThat;
import static com.google.devtools.build.lib.testutil.MoreAsserts.assertThrows;
import java.nio.file.Path;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public final class MainTest {
@Rule public final TemporaryFolder tempFolder = new TemporaryFolder();
@Test
public void usage() throws Exception {
Path lib = tempFolder.newFile("lib.jar").toPath();
Path in = tempFolder.newFile("in.jar").toPath();
IllegalArgumentException thrown =
assertThrows(
IllegalArgumentException.class,
() ->
Main.parseCommandLineOptions(
new String[] {"--classpath_entry", lib.toString(), "--input", in.toString()}));
assertThat(thrown).hasMessageThat().contains("--output");
}
}
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