public function testSetIsReferenceReturned() { $method = new PhpMethod(); $this->assertFalse($method->isReferenceReturned()); $this->assertSame($method, $method->setReferenceReturned(true)); $this->assertTrue($method->isReferenceReturned()); $this->assertSame($method, $method->setReferenceReturned(false)); $this->assertFalse($method->isReferenceReturned()); }