Add tests for emails renderer api client and Yii2 wrapper component

common/tests/unit/components/EmailsRenderer/ComponentTest.php

@@ -0,0 +1,53 @@
+<?php
+declare(strict_types=1);
+
+namespace common\tests\unit\components\EmailsRenderer;
+
+use common\components\EmailsRenderer\Api;
+use common\components\EmailsRenderer\Component;
+use common\components\EmailsRenderer\Request\TemplateRequest;
+use common\tests\unit\TestCase;
+
+class ComponentTest extends TestCase {
+
+    /**
+     * @var Api|\PHPUnit\Framework\MockObject\MockObject
+     */
+    private $api;
+
+    /**
+     * @var Component
+     */
+    private $component;
+
+    protected function setUp() {
+        parent::setUp();
+
+        $this->api = $this->createMock(Api::class);
+        $componentParams = [
+            'api' => $this->api,
+            'serviceUrl' => 'http://emails-renderer',
+            'basePath' => '/images/emails-templates',
+        ];
+        $this->component = new class($componentParams) extends Component {
+            public $api;
+
+            protected function getApi(): Api {
+                return $this->api;
+            }
+        };
+    }
+
+    public function testRender() {
+        $expectedRequest = new TemplateRequest('mock-name', 'mock-locale', [
+            'find-me' => 'please',
+            'assetsHost' => 'http://localhost/images/emails-templates',
+        ]);
+
+        $this->api->expects($this->once())->method('getTemplate')->with($expectedRequest)->willReturn('mock-template');
+
+        $result = $this->component->render('mock-name', 'mock-locale', ['find-me' => 'please']);
+        $this->assertSame('mock-template', $result);
+    }
+
+}