/**
  * @test
  */
 public function returnsNullIfArgumentIsNotCallable()
 {
     $identifier = 'notCallable';
     $result = $this->resolver->resolve($identifier);
     $this->assertNull($result);
 }
 /**
  * @expectedException \Felipecwb\Routing\Exception\ResolverException
  */
 public function testHandleWithNoCallable()
 {
     $resolver = new CallableResolver();
     $resolver->handle('non-function');
 }