Added basic test for getServices method of Config class

Author: vaimo-wilko

app/code/Magento/WebapiAsync/Test/Unit/Model/ConfigTest.php

@@ -0,0 +1,90 @@
+<?php
+/**
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+declare(strict_types=1);
+
+namespace Magento\WebapiAsync\Test\Unit\Model;
+
+use Magento\Framework\Serialize\SerializerInterface;
+use Magento\Webapi\Model\Cache\Type\Webapi;
+use Magento\Webapi\Model\Config as WebapiConfig;
+use Magento\WebapiAsync\Model\Config;
+use Magento\Webapi\Model\Config\Converter;
+
+class ConfigTest extends \PHPUnit\Framework\TestCase
+{
+    /**
+     * @var Config
+     */
+    private $config;
+
+    /**
+     * @var Webapi|\PHPUnit_Framework_MockObject_MockObject
+     */
+    private $webapiCacheMock;
+
+    /**
+     * @var WebapiConfig|\PHPUnit_Framework_MockObject_MockObject
+     */
+    private $configMock;
+
+    /**
+     * @var SerializerInterface|\PHPUnit_Framework_MockObject_MockObject
+     */
+    private $serializerMock;
+
+    protected function setUp()
+    {
+        $objectManager = new \Magento\Framework\TestFramework\Unit\Helper\ObjectManager($this);
+
+        $this->webapiCacheMock = $this->createMock(\Magento\Webapi\Model\Cache\Type\Webapi::class);
+        $this->configMock = $this->createMock(WebapiConfig::class);
+        $this->serializerMock = $this->createMock(SerializerInterface::class);
+
+        $this->config = $objectManager->getObject(
+            Config::class,
+            [
+                'cache' => $this->webapiCacheMock,
+                'webApiConfig' => $this->configMock,
+                'serializer' => $this->serializerMock
+            ]
+        );
+    }
+
+    public function testGetServicesSetsTopicFromRoute()
+    {
+        $services = [
+            Converter::KEY_ROUTES => [
+                '/V1/products' => [
+                    'POST' => [
+                        'service' => [
+                            'class' => 'Magento\Catalog\Api\ProductRepositoryInterface',
+                            'method' => 'save',
+                        ]
+                    ]
+                ]
+            ]
+        ];
+        $this->configMock->expects($this->once())
+            ->method('getServices')
+            ->willReturn($services);
+
+        /* example of what $this->config->getServices() returns
+        $result = [
+            'async.V1.products.POST' => [
+                'interface' => 'Magento\Catalog\Api\ProductRepositoryInterface',
+                'method' => 'save',
+                'topic' => 'async.V1.products.POST',
+            ]
+        ];
+        */
+        $result = $this->config->getServices();
+
+        $expectedTopic = 'async.V1.products.POST';
+        $this->assertArrayHasKey($expectedTopic, $result);
+        $this->assertEquals($result[$expectedTopic]['topic'], $expectedTopic);
+    }
+}