public synchronized boolean isWebkitUnavailable() {
    String path = getWebkitPath();
    String osName = getEnvironmentName();

    return  ( path == null || !path.contains("webkit") ) && osName.contains( SUPPORTED_DISTRIBUTION_NAME );
  }
@Test
  public void testIsWebkitUnavailable_mac() {
    EnvironmentUtilsMock mock = new EnvironmentUtilsMock( Case.MAC_OS_X );
    assertFalse( mock.getMockedInstance().isWebkitUnavailable() );
  }