/**
  * @test
  */
 public function resultOfSayHelloMethodIsModifiedByWorldAdvice()
 {
     $targetClass = new Fixtures\TargetClass01();
     $this->assertSame('Hello World', $targetClass->sayHello());
 }
 /**
  * @test
  */
 public function introducedTraitMethodWontOverrideExistingMethods()
 {
     $targetClass = new Fixtures\TargetClass01();
     $this->assertNotEquals('Hello from trait', $targetClass->sayHello());
     $this->assertEquals('Hello World', $targetClass->sayHello());
 }