[CardinalCommerce Module] Unit Test to cover JwtParserTest class

Author: edenduong

app/code/Magento/CardinalCommerce/Test/Unit/Model/Response/JwtParserTest.php

@@ -0,0 +1,131 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+declare(strict_types=1);
+
+namespace Magento\CardinalCommerce\Test\Unit\Model\Response;
+
+use Magento\CardinalCommerce\Model\Response\JwtParser;
+use Magento\CardinalCommerce\Model\Config;
+use Magento\Framework\TestFramework\Unit\Helper\ObjectManager;
+use Magento\CardinalCommerce\Model\JwtManagement;
+use Magento\CardinalCommerce\Model\Response\JwtPayloadValidatorInterface;
+use Magento\Framework\Exception\LocalizedException;
+
+/**
+ * Class \Magento\CardinalCommerce\Test\Unit\Model\Response\JwtParserTest
+ */
+class JwtParserTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @var ObjectManager
+     */
+    private $objectManager;
+
+    /**
+     * @var JwtParser
+     */
+    private $model;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject | Config
+     */
+    private $configMock;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject | JwtManagement
+     */
+    private $jwtManagementMock;
+
+    /**
+     * @var \PHPUnit_Framework_MockObject_MockObject | JwtPayloadValidatorInterface
+     */
+    private $jwtPayloadValidatorMock;
+
+    /**
+     * @inheritdoc
+     */
+    protected function setUp()
+    {
+        $this->objectManager = new ObjectManager($this);
+
+        $this->configMock = $this->getMockBuilder(Config::class)
+            ->setMethods(['getApiKey', 'isDebugModeEnabled'])
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->jwtManagementMock = $this->getMockBuilder(JwtManagement::class)
+            ->setMethods(['decode'])
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->jwtPayloadValidatorMock = $this->getMockBuilder(JwtPayloadValidatorInterface::class)
+            ->setMethods(['validate'])
+            ->disableOriginalConstructor()
+            ->getMock();
+
+        $this->model = $this->objectManager->getObject(
+            JwtParser::class,
+            [
+                'jwtManagement' => $this->jwtManagementMock,
+                'config' => $this->configMock,
+                'tokenValidator' => $this->jwtPayloadValidatorMock
+            ]
+        );
+
+        $this->configMock->expects($this->any())
+            ->method('getApiKey')
+            ->willReturn('API Key');
+
+        $this->configMock->expects($this->any())
+            ->method('isDebugModeEnabled')
+            ->willReturn(false);
+
+        $this->jwtManagementMock->expects($this->any())
+            ->method('decode')
+            ->with('string_to_test', 'API Key')
+            ->willReturn(['mockResult' => 'jwtPayload']);
+    }
+
+    /**
+     * Tests Jwt Parser execute with the result and no exception.
+     */
+    public function testExecuteWithNoException()
+    {
+        /* Validate Success */
+        $this->jwtPayloadValidatorMock->expects($this->any())
+            ->method('validate')
+            ->with(['mockResult' => 'jwtPayload'])
+            ->willReturn(true);
+
+        /* Assert the result of function */
+        $jwtPayload = $this->model->execute('string_to_test');
+        $this->assertEquals(
+            ['mockResult' => 'jwtPayload'],
+            $jwtPayload
+        );
+    }
+
+    /**
+     * Tests Jwt Parser execute with exception and no result.
+     */
+    public function testExecuteWithException()
+    {
+        /* Validate Fail */
+        $this->jwtPayloadValidatorMock->expects($this->any())
+            ->method('validate')
+            ->with(['mockResult' => 'jwtPayload'])
+            ->willReturn(false);
+
+        $this->expectException(LocalizedException::class);
+        $this->expectExceptionMessage(
+            'Authentication Failed. Your card issuer cannot authenticate this card. ' .
+            'Please select another card or form of payment to complete your purchase.'
+        );
+
+        /* Execute function */
+        $this->model->execute('string_to_test');
+    }
+}