public function testHandle()
{
$factoryMock = $this->getMock('\\Magento\\Catalog\\Controller\\Adminhtml\\Product\\Initialization\\Helper\\HandlerFactory', [], [], '', false);
$constructorMock = $this->getMock('\\Magento\\Catalog\\Controller\\Adminhtml\\Product\\Initialization\\Helper\\HandlerInterface');
$factoryMock->expects($this->exactly(2))->method('create')->with('handlerInstance')->will($this->returnValue($constructorMock));
$productMock = $this->getMock('\\Magento\\Catalog\\Model\\Product', [], [], '', false);
$constructorMock->expects($this->exactly(2))->method('handle')->with($productMock);
$model = new Composite($factoryMock, ['handlerInstance', 'handlerInstance']);
$model->handle($productMock);
}
