public function testUseIncludePath() {
$loader = new UniversalClassLoader();
$this
->assertFalse($loader
->getUseIncludePath());
$this
->assertNull($loader
->findFile('Foo'));
$includePath = get_include_path();
$loader
->useIncludePath(true);
$this
->assertTrue($loader
->getUseIncludePath());
set_include_path(__DIR__ . '/Fixtures/includepath' . PATH_SEPARATOR . $includePath);
$this
->assertEquals(__DIR__ . DIRECTORY_SEPARATOR . 'Fixtures' . DIRECTORY_SEPARATOR . 'includepath' . DIRECTORY_SEPARATOR . 'Foo.php', $loader
->findFile('Foo'));
set_include_path($includePath);
}