Nelmio\Alice\Definition\SpecificationBag::getMethodCalls PHP Method

    public function getMethodCalls() : MethodCallBag
    {
        return $this->calls;
    }

 public function testMergeTwoBags()
 {
     $constructorA = null;
     $constructorB = null;
     $propertyA1 = new Property('username', 'alice');
     $propertyA2 = new Property('owner', 'bob');
     $propertyB1 = new Property('username', 'mad');
     $propertyB2 = new Property('mail', '*****@*****.**');
     $propertiesA = (new PropertyBag())->with($propertyA1)->with($propertyA2);
     $propertiesB = (new PropertyBag())->with($propertyB1)->with($propertyB2);
     $callA1 = new SimpleMethodCall('setUsername', []);
     $callA2 = new SimpleMethodCall('setOwner', []);
     $callB1 = new SimpleMethodCall('setUsername', []);
     $callB2 = new SimpleMethodCall('setMail', []);
     $callsA = (new MethodCallBag())->with($callA1)->with($callA2);
     $callsB = (new MethodCallBag())->with($callB1)->with($callB2);
     $bagA = new SpecificationBag($constructorA, $propertiesA, $callsA);
     $bagB = new SpecificationBag($constructorB, $propertiesB, $callsB);
     $bag = $bagA->mergeWith($bagB);
     $this->assertInstanceOf(SpecificationBag::class, $bag);
     $this->assertEquals($constructorA, $bagA->getConstructor());
     $this->assertEquals($propertiesA, $bagA->getProperties());
     $this->assertEquals($callsA, $bagA->getMethodCalls());
     $this->assertEquals($constructorB, $bagB->getConstructor());
     $this->assertEquals($propertiesB, $bagB->getProperties());
     $this->assertEquals($callsB, $bagB->getMethodCalls());
     $this->assertEquals($constructorA, $bag->getConstructor());
 }