/**
  * @covers Brickoo\Component\Validation\Constraint\FunctionCallbackConstraint::__construct
  * @covers Brickoo\Component\Validation\Constraint\FunctionCallbackConstraint::matches
  */
 public function testAssertionOfOneValueFails()
 {
     $functionCallbackConstraint = new FunctionCallbackConstraint("is_integer");
     $this->assertFalse($functionCallbackConstraint->matches("failure !!!"));
 }