// Copyright 2011 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.enterprise.adaptor.fs;

import static org.junit.Assume.*;

/**
 * Utility methods for tests.
 */
public class TestHelper {
  // Prevent instantiation
  private TestHelper() {}

  private static boolean isRunningOn(String os) {
    String osName = System.getProperty("os.name");
    return osName.toLowerCase().startsWith(os);
  }

  public static void assumeOsIsWindows() {
    assumeTrue(isRunningOn("windows"));
  }

  public static void assumeOsIsNotWindows() {
    assumeTrue(!isRunningOn("windows"));
  }

  public static void assumeOsIsMac() {
    assumeTrue(isRunningOn("mac"));
  }

  public static void assumeOsIsNotMac() {
    assumeTrue(!isRunningOn("mac"));
  }

  public static void assumeOsIsLinux() {
    assumeTrue(isRunningOn("linux"));
  }

  public static void assumeOsIsNotLinux() {
    assumeTrue(!isRunningOn("linux"));
  }
}