public function testRenameClasses()
{
$this->sut->method('_shouldProcess')->will($this->returnValue(true));
$path = TESTS . 'test_files' . DS;
$result = $this->sut->process($path . 'RenameClasses.php');
$this->assertTrue($result);
$result = $this->sut->Stage->source($path . 'RenameClasses.php');
$expected = file_get_contents($path . 'RenameClassesAfter.php');
$this->assertTextEquals($expected, $result);
}