Unit tests for Magento\Csp\Model\Mode\ConfigManager and Magento\Csp\Observer\Render

app/code/Magento/Csp/Test/Unit/Model/Mode/ConfigManagerTest.php

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+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Magento\Csp\Test\Unit\Model\Mode;
+
+use Magento\Csp\Model\Mode\ConfigManager;
+use Magento\Csp\Model\Mode\Data\ModeConfigured;
+use Magento\Framework\App\Area;
+use Magento\Framework\App\Config\ScopeConfigInterface;
+use Magento\Framework\App\State;
+use Magento\Framework\TestFramework\Unit\Helper\ObjectManager as ObjectManagerHelper;
+use Magento\Store\Model\Store;
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Unit Test for \Magento\Csp\Model\Mode\ConfigManager
+ */
+class ConfigManagerTest extends TestCase
+{
+    const STUB_REPORT_ONLY = true;
+    const STUB_AREA_CODE_OTHER = 'other';
+
+    /**
+     * @var MockObject|ScopeConfigInterface
+     */
+    private $configMock;
+
+    /**
+     * @var MockObject|Store
+     */
+    private $storeModelMock;
+
+    /**
+     * @var MockObject|State
+     */
+    private $stateMock;
+
+    /**
+     * @var ConfigManager
+     */
+    private $model;
+
+    /**
+     * @inheritDoc
+     */
+    protected function setUp()
+    {
+        $this->configMock = $this->createMock(ScopeConfigInterface::class);
+        $this->storeModelMock = $this->createMock(Store::class);
+        $this->stateMock = $this->createMock(State::class);
+
+        $objectManagerHelper = new ObjectManagerHelper($this);
+        $this->model = $objectManagerHelper->getObject(
+            ConfigManager::class,
+            [
+                'config' => $this->configMock,
+                'storeModel' => $this->storeModelMock,
+                'state' => $this->stateMock
+            ]
+        );
+    }
+
+    /**
+     * Test case with correct Area codes.
+     *
+     * @param string $area
+     * @param string $pathReportOnly
+     * @param string $pathReportUri
+     * @dataProvider dataProviderGetConfiguredWithCorrectArea
+     */
+    public function testGetConfiguredWithCorrectArea(string $area, string $pathReportOnly, string $pathReportUri)
+    {
+        $this->stateMock->expects($this->once())->method('getAreaCode')->willReturn($area);
+
+        $this->configMock->expects($this->once())->method('getValue')->with($pathReportUri);
+        $this->configMock->expects($this->once())
+            ->method('isSetFlag')
+            ->with($pathReportOnly)
+            ->willReturn(self::STUB_REPORT_ONLY);
+
+        $this->assertInstanceOf(ModeConfigured::class, $this->model->getConfigured());
+    }
+
+    /**
+     * Data Provider with appropriate areas.
+     *
+     * @return array
+     */
+    public function dataProviderGetConfiguredWithCorrectArea(): array
+    {
+        return [
+            [
+                'area' => Area::AREA_ADMINHTML,
+                'pathReportOnly' => 'csp/mode/admin/report_only',
+                'pathReportUri' => 'csp/mode/admin/report_uri'
+            ],
+            [
+                'area' => Area::AREA_FRONTEND,
+                'pathReportOnly' => 'csp/mode/storefront/report_only',
+                'pathReportUri' => 'csp/mode/storefront/report_uri'
+            ]
+        ];
+    }
+
+    /**
+     * Test case with an inappropriate Area code.
+     */
+    public function testGetConfiguredWithWrongArea()
+    {
+        $this->stateMock->expects($this->once())
+            ->method('getAreaCode')
+            ->willReturn(self::STUB_AREA_CODE_OTHER);
+
+        $this->configMock->expects($this->never())->method('isSetFlag');
+        $this->configMock->expects($this->never())->method('getValue');
+        $this->expectException(\RuntimeException::class);
+        $this->expectExceptionMessage('CSP can only be configured for storefront or admin area');
+
+        $this->model->getConfigured();
+    }
+}

app/code/Magento/Csp/Test/Unit/Observer/RenderTest.php

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+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Magento\Csp\Test\Unit\Observer;
+
+use Magento\Csp\Api\CspRendererInterface;
+use Magento\Csp\Observer\Render;
+use Magento\Framework\App\Response\Http as ResponseHttp;
+use Magento\Framework\Event;
+use Magento\Framework\Event\Observer;
+use Magento\Framework\TestFramework\Unit\Helper\ObjectManager;
+use PHPUnit\Framework\MockObject\MockObject;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * Unit Test for \Magento\Csp\Observer\Render
+ */
+class RenderTest extends TestCase
+{
+    /**
+     * Check if the render method is called
+     */
+    public function testExecuteExpectsRenderCalled()
+    {
+        $eventMock = $this->createMock(Event::class);
+        $responseMock = $this->createMock(ResponseHttp::class);
+        $eventMock->expects($this->once())
+            ->method('getData')
+            ->with('response')
+            ->willReturn($responseMock);
+
+        /** @var MockObject|Observer $eventObserverMock */
+        $eventObserverMock = $this->createMock(Observer::class);
+        $eventObserverMock->expects($this->once())->method('getEvent')->willReturn($eventMock);
+
+        $cspRendererMock = $this->createMock(CspRendererInterface::class);
+        $cspRendererMock->expects($this->once())->method('render');
+
+        $objectManagerHelper = new ObjectManager($this);
+        /** @var Render $renderObserver */
+        $renderObserver = $objectManagerHelper->getObject(
+            Render::class,
+            ['cspRenderer' => $cspRendererMock]
+        );
+        $renderObserver->execute($eventObserverMock);
+    }
+}