updated test files

Author: govindasharma974

app/code/Magento/Sales/Test/Unit/Controller/Adminhtml/Order/Creditmemo/ViewTest.php

@@ -108,7 +108,7 @@ class ViewTest extends TestCase
     protected $pageTitleMock;
 
     /**
-     * @var \Magento\Shipping\Controller\Adminhtml\Order\Creditmemo\View
+     * @var \Magento\Sales\Controller\Adminhtml\Order\Creditmemo\View
      * @var RedirectFactory|MockObject
      */
     protected $resultRedirectFactoryMock;

app/code/Magento/Sales/Test/Unit/Controller/Adminhtml/Order/Invoice/ViewTest.php

@@ -13,6 +13,8 @@
 use Magento\Backend\Model\View\Result\Forward;
 use Magento\Backend\Model\View\Result\ForwardFactory;
 use Magento\Backend\Model\View\Result\Page;
+use Magento\Backend\Model\View\Result\Redirect;
+use Magento\Backend\Model\View\Result\RedirectFactory;
 use Magento\Framework\App\ActionFlag;
 use Magento\Framework\App\Request\Http;
 use Magento\Framework\TestFramework\Unit\Helper\ObjectManager;
@@ -82,6 +84,17 @@ class ViewTest extends TestCase
      */
     protected $pageTitleMock;
 
+    /**
+     * @var \Magento\Sales\Controller\Adminhtml\Order\Invoice\View
+     * @var RedirectFactory|MockObject
+     */
+    protected $resultRedirectFactoryMock;
+
+    /**
+     * @var Redirect|MockObject
+     */
+    protected $resultRedirectMock;
+
     /**
      * @var View
      */
@@ -194,6 +207,13 @@ protected function setUp(): void
         )->disableOriginalConstructor()
             ->setMethods(['create'])
             ->getMock();
+        $this->resultRedirectFactoryMock = $this->getMockBuilder(RedirectFactory::class)
+            ->disableOriginalConstructor()
+            ->setMethods(['create'])
+            ->getMock();
+        $this->resultRedirectMock = $this->getMockBuilder(Redirect::class)
+            ->disableOriginalConstructor()
+            ->getMock();
         $this->invoiceRepository = $this->getMockBuilder(InvoiceRepositoryInterface::class)
             ->disableOriginalConstructor()
             ->getMockForAbstractClass();
@@ -203,7 +223,8 @@ protected function setUp(): void
             [
                 'context' => $contextMock,
                 'resultPageFactory' => $this->resultPageFactoryMock,
-                'resultForwardFactory' => $this->resultForwardFactoryMock
+                'resultForwardFactory' => $this->resultForwardFactoryMock,
+                'resultRedirectFactory' => $this->resultRedirectFactoryMock
             ]
         );
 
@@ -287,16 +308,32 @@ public function testExecuteNoInvoice()
             ->method('get')
             ->willReturn(null);
 
-        $resultForward = $this->getMockBuilder(Forward::class)
-            ->disableOriginalConstructor()
-            ->setMethods([])
-            ->getMock();
-        $resultForward->expects($this->once())->method('forward')->with(('noroute'))->willReturnSelf();
+        $this->prepareRedirect();
+        $this->setPath('sales/invoice');
+        $this->assertInstanceOf(
+            Redirect::class,
+            $this->controller->execute()
+        );
+    }
 
-        $this->resultForwardFactoryMock->expects($this->once())
+    /**
+     * prepareRedirect
+     */
+    protected function prepareRedirect()
+    {
+        $this->resultRedirectFactoryMock->expects($this->once())
             ->method('create')
-            ->willReturn($resultForward);
+            ->willReturn($this->resultRedirectMock);
+    }
 
-        $this->assertSame($resultForward, $this->controller->execute());
+    /**
+     * @param string $path
+     * @param array $params
+     */
+    protected function setPath($path, $params = [])
+    {
+        $this->resultRedirectMock->expects($this->once())
+            ->method('setPath')
+            ->with($path, $params);
     }
 }