public function testIndexAction()
 {
     /** @var $controller LandingUpdater */
     $controller = new LandingUpdater();
     $_SERVER['DOCUMENT_ROOT'] = 'some/doc/root/value';
     $viewModel = $controller->indexAction();
     $this->assertInstanceOf('Zend\\View\\Model\\ViewModel', $viewModel);
     $this->assertTrue($viewModel->terminate());
     $this->assertEquals('/magento/setup/landing.phtml', $viewModel->getTemplate());
     $variables = $viewModel->getVariables();
     $this->assertArrayHasKey('version', $variables);
     $this->assertArrayHasKey('welcomeMsg', $variables);
     $this->assertArrayHasKey('docRef', $variables);
     $this->assertArrayHasKey('agreeButtonText', $variables);
     $this->assertEquals('Agree and Update Magento', $variables['agreeButtonText']);
 }
 public function testIndexAction()
 {
     /** @var \Magento\Framework\App\ProductMetadata|\PHPUnit_Framework_MockObject_MockObject $productMetadataMock */
     $productMetadataMock = $this->getMockBuilder('Magento\\Framework\\App\\ProductMetadata')->setMethods(['getVersion'])->disableOriginalConstructor()->getMock();
     $productMetadataMock->expects($this->once())->method('getVersion')->willReturn($this::TEST_PRODUCT_VERSION);
     /** @var $controller LandingUpdater */
     $controller = new LandingUpdater($productMetadataMock);
     $_SERVER['DOCUMENT_ROOT'] = 'some/doc/root/value';
     $viewModel = $controller->indexAction();
     $this->assertInstanceOf('Zend\\View\\Model\\ViewModel', $viewModel);
     $this->assertTrue($viewModel->terminate());
     $this->assertEquals('/magento/setup/landing.phtml', $viewModel->getTemplate());
     $variables = $viewModel->getVariables();
     $this->assertArrayHasKey('version', $variables);
     $this->assertEquals($this::TEST_PRODUCT_VERSION, $variables['version']);
     $this->assertArrayHasKey('welcomeMsg', $variables);
     $this->assertArrayHasKey('docRef', $variables);
     $this->assertArrayHasKey('agreeButtonText', $variables);
     $this->assertEquals('Agree and Update Magento', $variables['agreeButtonText']);
 }