ENGCOM-6219: [Review] Unit Test to cover Helper Data (Magento\Review\Helper\Data) #25409

Author: VladimirZaets

app/code/Magento/Review/Test/Unit/Helper/DataTest.php

@@ -0,0 +1,163 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Magento\Review\Test\Unit\Helper;
+
+use Magento\Framework\TestFramework\Unit\Helper\ObjectManager as ObjectManagerHelper;
+use Magento\Review\Helper\Data as HelperData;
+use Magento\Framework\Escaper;
+use Magento\Framework\Filter\FilterManager;
+use Magento\Framework\App\Helper\Context;
+use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Store\Model\ScopeInterface;
+
+/**
+ * Class \Magento\Review\Test\Unit\Helper\DataTest
+ */
+class DataTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @var ObjectManagerHelper
+     */
+    private $objectManager;
+
+    /**
+     * @var HelperData
+     */
+    private $helper;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject|Escaper
+     */
+    private $escaper;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject|FilterManager
+     */
+    private $filter;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject|Context
+     */
+    private $context;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject|ScopeConfigInterface
+     */
+    private $scopeConfig;
+
+    /**
+     * Setup environment
+     */
+    protected function setUp()
+    {
+        $this->context = $this->getMockBuilder(Context::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->scopeConfig = $this->getMockBuilder(ScopeConfigInterface::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->filter = $this->getMockBuilder(FilterManager::class)
+            ->disableOriginalConstructor()
+            ->setMethods(['truncate'])
+            ->getMock();
+
+        $this->escaper = $this->getMockBuilder(Escaper::class)
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->context->expects($this->once())
+            ->method('getScopeConfig')
+            ->willReturn($this->scopeConfig);
+
+        $this->objectManager = new ObjectManagerHelper($this);
+        $this->helper = $this->objectManager->getObject(
+            HelperData::class,
+            [
+                'context' => $this->context,
+                'escaper' => $this->escaper,
+                'filter' => $this->filter
+            ]
+        );
+    }
+
+    /**
+     * Test getDetail() function
+     */
+    public function testGetDetail()
+    {
+        $origDetail = "This\nis\na\nstring";
+        $expected = "This<br />"."\n"."is<br />"."\n"."a<br />"."\n"."string";
+
+        $this->filter->expects($this->any())->method('truncate')
+            ->with($origDetail, ['length' => 50])
+            ->willReturn($origDetail);
+
+        $this->assertEquals($expected, $this->helper->getDetail($origDetail));
+    }
+
+    /**
+     * Test getDetailHtml() function
+     */
+    public function getDetailHtml()
+    {
+        $origDetail = "<span>This\nis\na\nstring</span>";
+        $origDetailEscapeHtml = "This\nis\na\nstring";
+        $expected = "This<br />"."\n"."is<br />"."\n"."a<br />"."\n"."string";
+
+        $this->escaper->expects($this->any())->method('escapeHtml')
+            ->with($origDetail)
+            ->willReturn($origDetailEscapeHtml);
+
+        $this->filter->expects($this->any())->method('truncate')
+            ->with($origDetailEscapeHtml, ['length' => 50])
+            ->willReturn($origDetailEscapeHtml);
+
+        $this->assertEquals($expected, $this->helper->getDetail($origDetail));
+    }
+
+    /**
+     * Test getIsGuestAllowToWrite() function
+     */
+    public function testGetIsGuestAllowToWrite()
+    {
+        $this->scopeConfig->expects($this->any())->method('isSetFlag')
+            ->with('catalog/review/allow_guest', ScopeInterface::SCOPE_STORE)
+            ->willReturn('1');
+
+        $this->assertEquals(true, $this->helper->getIsGuestAllowToWrite());
+    }
+
+    /**
+     * Test getReviewStatuses() function
+     */
+    public function testGetReviewStatuses()
+    {
+        $expected = [
+            1 => __('Approved'),
+            2 => __('Pending'),
+            3 => __('Not Approved')
+        ];
+        $this->assertEquals($expected, $this->helper->getReviewStatuses());
+    }
+
+    /**
+     * Test getReviewStatusesOptionArray() function
+     */
+    public function testGetReviewStatusesOptionArray()
+    {
+        $expected = [
+            ['value' => 1, 'label' => __('Approved')],
+            ['value' => 2, 'label' => __('Pending')],
+            ['value' => 3, 'label' => __('Not Approved')]
+        ];
+        $this->assertEquals($expected, $this->helper->getReviewStatusesOptionArray());
+    }
+}