class MockMatcher

class MockMatcher implements RequestMatcherInterface {
    
    /**
     * The matcher being tested.
     */
    protected $matcher;
    
    /**
     * Constructs a MockMatcher object.
     *
     * @param \Closure $matcher
     *   An anonymous function that will be used for the matchRequest() method.
     */
    public function __construct(\Closure $matcher) {
        $this->matcher = $matcher;
    }
    
    /**
     * {@inheritdoc}
     */
    public function matchRequest(Request $request) : array {
        $matcher = $this->matcher;
        return $matcher($request);
    }

}