src/test/java/com/google/devtools/build/lib/shell/ShellTest.java

// Copyright 2015 Google Inc. 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 org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Unit tests for {@link Shell}.
 */
@RunWith(JUnit4.class)
public class ShellTest {

  @Before
  public void setUp() throws Exception {

    // enable all log statements to ensure there are no problems with
    // logging code
    Logger.getLogger("com.google.devtools.build.lib.shell.Command").setLevel(Level.FINEST);
  }

  @Test
  public void testPlatformShell() {
    assertNotNull(Shell.getPlatformShell());
  }

  @Test
  public void testLinux() {
    if (!"Linux".equals(System.getProperty("os.name"))) {
      return;
    }
    final Shell shell = Shell.getPlatformShell();
    final String[] shellified = shell.shellify("echo FOO");
    assertNotNull(shellified);
    assertEquals(3, shellified.length);
    assertEquals("/bin/sh", shellified[0]);
    assertEquals("-c", shellified[1]);
    assertEquals("echo FOO", shellified[2]);
  }

}