Unit test for ProductProcessUrlRewriteRemovingObserver

app/code/Magento/CatalogUrlRewrite/Test/Unit/Observer/ProductProcessUrlRewriteRemovingObserverTest.php

@@ -0,0 +1,148 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Magento\CatalogUrlRewrite\Test\Unit\Observer;
+
+use Magento\Catalog\Model\Product;
+use Magento\CatalogUrlRewrite\Model\ProductUrlRewriteGenerator;
+use Magento\CatalogUrlRewrite\Observer\ProductProcessUrlRewriteRemovingObserver;
+use Magento\Framework\Event;
+use Magento\Framework\Event\Observer;
+use Magento\Framework\TestFramework\Unit\Helper\ObjectManager;
+use Magento\UrlRewrite\Model\UrlPersistInterface;
+use Magento\UrlRewrite\Service\V1\Data\UrlRewrite;
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Unit test for Magento\CatalogUrlRewrite\Observer\ProductProcessUrlRewriteRemovingObserver
+ */
+class ProductProcessUrlRewriteRemovingObserverTest extends TestCase
+{
+    /*
+     * Stub product ID
+     */
+    private const STUB_PRODUCT_ID = 333;
+
+    /**
+     * Testable Object
+     *
+     * @var ProductProcessUrlRewriteRemovingObserver
+     */
+    private $observer;
+
+    /**
+     * @var ObjectManager
+     */
+    private $objectManager;
+
+    /**
+     * @var Observer|MockObject
+     */
+    private $observerMock;
+
+    /**
+     * @var Event|MockObject
+     */
+    private $eventMock;
+
+    /**
+     * @var Product|MockObject
+     */
+    private $productMock;
+
+    /**
+     * @var UrlPersistInterface|MockObject
+     */
+    private $urlPersistMock;
+
+    /**
+     * @inheritdoc
+     */
+    protected function setUp(): void
+    {
+        $this->objectManager = new ObjectManager($this);
+        $this->observerMock = $this->createMock(Observer::class);
+
+        $this->eventMock = $this->getMockBuilder(Event::class)
+            ->disableOriginalConstructor()
+            ->setMethods(['getProduct'])
+            ->getMock();
+
+        $this->productMock = $this->getMockBuilder(Product::class)
+            ->disableOriginalConstructor()
+            ->setMethods(['getId'])
+            ->getMock();
+
+        $this->urlPersistMock = $this->getMockBuilder(UrlPersistInterface::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->observer = $this->objectManager->getObject(
+            ProductProcessUrlRewriteRemovingObserver::class,
+            [
+                'urlPersist' => $this->urlPersistMock
+            ]
+        );
+    }
+
+    /**
+     * Test for execute(), covers test case for removing product URLs from storage
+     */
+    public function testRemoveProductUrlsFromStorage(): void
+    {
+        $this->observerMock
+            ->expects($this->once())
+            ->method('getEvent')
+            ->willReturn($this->eventMock);
+
+        $this->eventMock
+            ->expects($this->once())
+            ->method('getProduct')
+            ->willReturn($this->productMock);
+
+        $this->productMock
+            ->expects($this->exactly(2))
+            ->method('getId')
+            ->willReturn(self::STUB_PRODUCT_ID);
+
+        $this->urlPersistMock->expects($this->once())
+            ->method('deleteByData')
+            ->with([
+                UrlRewrite::ENTITY_ID => self::STUB_PRODUCT_ID,
+                UrlRewrite::ENTITY_TYPE => ProductUrlRewriteGenerator::ENTITY_TYPE,
+            ]);
+
+        $this->observer->execute($this->observerMock);
+    }
+
+    /**
+     * Test for execute(), covers test case for removing product URLs when the product doesn't have an ID
+     */
+    public function testRemoveProductUrlsWithEmptyProductId()
+    {
+        $this->observerMock
+            ->expects($this->once())
+            ->method('getEvent')
+            ->willReturn($this->eventMock);
+
+        $this->eventMock
+            ->expects($this->once())
+            ->method('getProduct')
+            ->willReturn($this->productMock);
+
+        $this->productMock
+            ->expects($this->once())
+            ->method('getId')
+            ->willReturn(null);
+
+        $this->urlPersistMock->expects($this->never())->method('deleteByData');
+
+        $this->observer->execute($this->observerMock);
+    }
+}