lithium\test\Unit::get()
Finds the test case for the corresponding class name.
Parameters
- 
							string
							$classA fully-namespaced class reference for which to find a test case. 
Returns
stringReturns the class name of a test case for $class, or null if none exists.
Source
	public static function get($class) {
		$parts = explode('\\', $class);
		$library = array_shift($parts);
		$name = array_pop($parts);
		$type = 'tests.cases.' . implode('.', $parts);
		return Libraries::locate($type, $name, compact('library'));
	}