#917 Added tests covering the different ways to provide sizes to the QR codes

module/Core/src/Action/AbstractTrackingAction.php

@@ -41,7 +41,7 @@ abstract class AbstractTrackingAction implements MiddlewareInterface, RequestMet
         $this->urlResolver = $urlResolver;
         $this->visitTracker = $visitTracker;
         $this->appOptions = $appOptions;
-        $this->logger = $logger ?: new NullLogger();
+        $this->logger = $logger ?? new NullLogger();
     }
 
     public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface

module/Core/src/Action/QrCodeAction.php

@@ -34,7 +34,7 @@ class QrCodeAction implements MiddlewareInterface
     ) {
         $this->urlResolver = $urlResolver;
         $this->domainConfig = $domainConfig;
-        $this->logger = $logger ?: new NullLogger();
+        $this->logger = $logger ?? new NullLogger();
     }
 
     public function process(Request $request, RequestHandlerInterface $handler): Response

module/Core/test/Action/QrCodeActionTest.php

@@ -6,11 +6,13 @@ namespace ShlinkioTest\Shlink\Core\Action;
 
 use Laminas\Diactoros\Response;
 use Laminas\Diactoros\ServerRequest;
+use Laminas\Diactoros\ServerRequestFactory;
 use Mezzio\Router\RouterInterface;
 use PHPUnit\Framework\TestCase;
 use Prophecy\Argument;
 use Prophecy\PhpUnit\ProphecyTrait;
 use Prophecy\Prophecy\ObjectProphecy;
+use Psr\Http\Message\ServerRequestInterface;
 use Psr\Http\Server\RequestHandlerInterface;
 use Shlinkio\Shlink\Common\Response\QrCodeResponse;
 use Shlinkio\Shlink\Core\Action\QrCodeAction;
@@ -19,6 +21,8 @@ use Shlinkio\Shlink\Core\Exception\ShortUrlNotFoundException;
 use Shlinkio\Shlink\Core\Model\ShortUrlIdentifier;
 use Shlinkio\Shlink\Core\Service\ShortUrl\ShortUrlResolverInterface;
 
+use function getimagesizefromstring;
+
 class QrCodeActionTest extends TestCase
 {
     use ProphecyTrait;
@@ -51,21 +55,6 @@ class QrCodeActionTest extends TestCase
         $process->shouldHaveBeenCalledOnce();
     }
 
-    /** @test */
-    public function anInvalidShortCodeWillReturnNotFoundResponse(): void
-    {
-        $shortCode = 'abc123';
-        $this->urlResolver->resolveEnabledShortUrl(new ShortUrlIdentifier($shortCode, ''))
-            ->willThrow(ShortUrlNotFoundException::class)
-            ->shouldBeCalledOnce();
-        $delegate = $this->prophesize(RequestHandlerInterface::class);
-        $process = $delegate->handle(Argument::any())->willReturn(new Response());
-
-        $this->action->process((new ServerRequest())->withAttribute('shortCode', $shortCode), $delegate->reveal());
-
-        $process->shouldHaveBeenCalledOnce();
-    }
-
     /** @test */
     public function aCorrectRequestReturnsTheQrCodeResponse(): void
     {
@@ -110,4 +99,31 @@ class QrCodeActionTest extends TestCase
         yield 'svg format' => [['format' => 'svg'], 'image/svg+xml'];
         yield 'unsupported format' => [['format' => 'jpg'], 'image/png'];
     }
+
+    /**
+     * @test
+     * @dataProvider provideRequestsWithSize
+     */
+    public function imageIsReturnedWithExpectedSize(ServerRequestInterface $req, int $expectedSize): void
+    {
+        $code = 'abc123';
+        $this->urlResolver->resolveEnabledShortUrl(new ShortUrlIdentifier($code, ''))->willReturn(new ShortUrl(''));
+        $delegate = $this->prophesize(RequestHandlerInterface::class);
+
+        $resp = $this->action->process($req->withAttribute('shortCode', $code), $delegate->reveal());
+        [$size] = getimagesizefromstring((string) $resp->getBody());
+
+        self::assertEquals($expectedSize, $size);
+    }
+
+    public function provideRequestsWithSize(): iterable
+    {
+        yield 'no size' => [ServerRequestFactory::fromGlobals(), 300];
+        yield 'size in attr' => [ServerRequestFactory::fromGlobals()->withAttribute('size', '400'), 400];
+        yield 'size in query' => [ServerRequestFactory::fromGlobals()->withQueryParams(['size' => '123']), 123];
+        yield 'size in query and attr' => [
+            ServerRequestFactory::fromGlobals()->withAttribute('size', '350')->withQueryParams(['size' => '123']),
+            350,
+        ];
+    }
 }