MC-39551: Create automated test for: "On category page switch to list mode"

Author: Serhii Bohomaz

dev/tests/integration/testsuite/Magento/Catalog/Block/Product/ProductList/ToolbarTest.php

@@ -3,28 +3,147 @@
  * Copyright © Magento, Inc. All rights reserved.
  * See COPYING.txt for license details.
  */
+declare(strict_types=1);
+
 namespace Magento\Catalog\Block\Product\ProductList;
 
-class ToolbarTest extends \PHPUnit\Framework\TestCase
+use Magento\Framework\ObjectManagerInterface;
+use Magento\Framework\View\Element\Text;
+use Magento\Framework\View\LayoutInterface;
+use Magento\TestFramework\Helper\Bootstrap;
+use PHPUnit\Framework\TestCase;
+use Magento\TestFramework\Helper\Xpath;
+
+/**
+ * Checks product list toolbar.
+ *
+ * @see \Magento\Catalog\Block\Product\ProductList\Toolbar
+ * @magentoAppArea frontend
+ * @magentoDbIsolation enabled
+ */
+class ToolbarTest extends TestCase
 {
+    /** @var ObjectManagerInterface */
+    private $objectManager;
+
+    /** @var LayoutInterface */
+    private $layout;
+
+    /**
+     * @inheritdoc
+     */
+    protected function setUp(): void
+    {
+        parent::setUp();
+        $this->objectManager = Bootstrap::getObjectManager();
+        $this->layout = $this->objectManager->get(LayoutInterface::class);
+    }
+
     public function testGetPagerHtml()
     {
-        /** @var $layout \Magento\Framework\View\Layout */
-        $layout = \Magento\TestFramework\Helper\Bootstrap::getObjectManager()->get(
-            \Magento\Framework\View\LayoutInterface::class
-        );
-        /** @var $block \Magento\Catalog\Block\Product\ProductList\Toolbar */
-        $block = $layout->createBlock(\Magento\Catalog\Block\Product\ProductList\Toolbar::class, 'block');
-        /** @var $childBlock \Magento\Framework\View\Element\Text */
-        $childBlock = $layout->addBlock(
-            \Magento\Framework\View\Element\Text::class,
+        /** @var $block Toolbar */
+        $block = $this->layout->createBlock(Toolbar::class, 'block');
+        /** @var $childBlock Text */
+        $childBlock = $this->layout->addBlock(
+            Text::class,
             'product_list_toolbar_pager',
             'block'
         );
-
         $expectedHtml = '<b>Any text there</b>';
         $this->assertNotEquals($expectedHtml, $block->getPagerHtml());
         $childBlock->setText($expectedHtml);
         $this->assertEquals($expectedHtml, $block->getPagerHtml());
     }
+
+    /**
+     * @magentoConfigFixture default_store catalog/frontend/list_mode grid
+     */
+    public function testToHtmlGridOnly(): void
+    {
+        $block = $this->layout->createBlock(Toolbar::class, 'block');
+        $block->setTemplate('Magento_Catalog::product/list/toolbar/viewmode.phtml');
+        $this->assertEquals(
+            0,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/*[@data-value="grid"]',
+                $block->toHtml()
+            )
+        );
+        $this->assertEquals(
+            0,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/*[@data-value="list"]',
+                $block->toHtml()
+            )
+        );
+    }
+
+    /**
+     * @magentoConfigFixture default_store catalog/frontend/list_mode list
+     */
+    public function testToHtmlListOnly(): void
+    {
+        $block = $this->layout->createBlock(Toolbar::class, 'block');
+        $block->setTemplate('Magento_Catalog::product/list/toolbar/viewmode.phtml');
+        $this->assertEquals(
+            0,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/*[@data-value="grid"]',
+                $block->toHtml()
+            )
+        );
+        $this->assertEquals(
+            0,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/*[@data-value="list"]',
+                $block->toHtml()
+            )
+        );
+    }
+
+    /**
+     * @magentoConfigFixture default_store catalog/frontend/list_mode grid-list
+     */
+    public function testToHtmlGridList(): void
+    {
+        $block = $this->layout->createBlock(Toolbar::class, 'block');
+        $block->setTemplate('Magento_Catalog::product/list/toolbar/viewmode.phtml');
+        $this->assertEquals(
+            1,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/strong[@data-value="grid" and contains(@class, "active")]',
+                $block->toHtml()
+            )
+        );
+        $this->assertEquals(
+            1,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/a[@data-value="list"]',
+                $block->toHtml()
+            )
+        );
+    }
+
+    /**
+     * @magentoConfigFixture default_store catalog/frontend/list_mode list-grid
+     */
+    public function testToHtmlListGrid(): void
+    {
+        $block = $this->layout->createBlock(Toolbar::class, 'block');
+        $block->setTemplate('Magento_Catalog::product/list/toolbar/viewmode.phtml');
+        $this->assertEquals(
+            1,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/strong[@data-value="list" and contains(@class, "active")]',
+                $block->toHtml()
+            )
+        );
+        $this->assertEquals(
+            1,
+            Xpath::getElementsCountForXpath(
+                '//div[contains(@class, "modes")]/a[@data-value="grid"]',
+                $block->toHtml()
+            )
+        );
+    }
 }