Implemented ApiKeyHeaderPlugin

module/Rest/test/Authentication/Plugin/ApiKeyHeaderPluginTest.php

@@ -0,0 +1,78 @@
+<?php
+declare(strict_types=1);
+
+namespace ShlinkioTest\Shlink\Rest\Authentication\Plugin;
+
+use PHPUnit\Framework\TestCase;
+use Prophecy\Prophecy\ObjectProphecy;
+use Psr\Http\Message\ServerRequestInterface;
+use Shlinkio\Shlink\Rest\Authentication\Plugin\ApiKeyHeaderPlugin;
+use Shlinkio\Shlink\Rest\Exception\VerifyAuthenticationException;
+use Shlinkio\Shlink\Rest\Service\ApiKeyServiceInterface;
+use Zend\Diactoros\Response;
+use Zend\Diactoros\ServerRequestFactory;
+use Zend\I18n\Translator\Translator;
+
+class ApiKeyHeaderPluginTest extends TestCase
+{
+    /**
+     * @var ApiKeyHeaderPlugin
+     */
+    private $plugin;
+    /**
+     * @var ObjectProphecy
+     */
+    private $apiKeyService;
+
+    public function setUp()
+    {
+        $this->apiKeyService = $this->prophesize(ApiKeyServiceInterface::class);
+        $this->plugin = new ApiKeyHeaderPlugin($this->apiKeyService->reveal(), Translator::factory([]));
+    }
+
+    /**
+     * @test
+     */
+    public function verifyThrowsExceptionWhenApiKeyIsNotValid()
+    {
+        $apiKey = 'abc-ABC';
+        $check = $this->apiKeyService->check($apiKey)->willReturn(false);
+        $check->shouldBeCalledTimes(1);
+
+        $this->expectException(VerifyAuthenticationException::class);
+        $this->expectExceptionMessage('Provided API key does not exist or is invalid');
+
+        $this->plugin->verify($this->createRequest($apiKey));
+    }
+
+    /**
+     * @test
+     */
+    public function verifyDoesNotThrowExceptionWhenApiKeyIsValid()
+    {
+        $apiKey = 'abc-ABC';
+        $check = $this->apiKeyService->check($apiKey)->willReturn(true);
+
+        $this->plugin->verify($this->createRequest($apiKey));
+
+        $check->shouldHaveBeenCalledTimes(1);
+    }
+
+    /**
+     * @test
+     */
+    public function updateReturnsResponseAsIs()
+    {
+        $apiKey = 'abc-ABC';
+        $response = new Response();
+
+        $returnedResponse = $this->plugin->update($this->createRequest($apiKey), $response);
+
+        $this->assertSame($response, $returnedResponse);
+    }
+
+    private function createRequest(string $apiKey): ServerRequestInterface
+    {
+        return ServerRequestFactory::fromGlobals()->withHeader(ApiKeyHeaderPlugin::HEADER_NAME, $apiKey);
+    }
+}