objectManager = \Magento\TestFramework\Helper\Bootstrap::getObjectManager(); $this->model = $this->objectManager->create(\Magento\Framework\Message\Factory::class); } /** * @dataProvider createProvider */ public function testCreate($messageType) { $message = $this->model->create($messageType, 'some text'); $this->assertInstanceOf(\Magento\Framework\Message\MessageInterface::class, $message); } public function createProvider() { return [ [MessageInterface::TYPE_SUCCESS], [MessageInterface::TYPE_NOTICE], [MessageInterface::TYPE_WARNING], [MessageInterface::TYPE_ERROR] ]; } /** * @expectedException \InvalidArgumentException * @expectedExceptionMessage Wrong message type */ public function testCreateWrong() { $this->model->create('Wrong', 'some text'); } }