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Improve QR code image testing with pixel-level comparison

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Co-authored-by: jakeb994 <jakeb994@gmail.com>
This commit is contained in:
Cursor Agent 2025-08-09 04:15:44 +00:00
parent 6ca9cbf3d7
commit b1199c8cdd
2 changed files with 29 additions and 4 deletions
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8
tests/e2e/Services/Avatars/AvatarsBase.php
View file

@ -347,7 +347,7 @@ trait AvatarsBase
$this->assertEquals(400, $image->getImageWidth());
$this->assertEquals(400, $image->getImageHeight());
$this->assertEquals('PNG', $image->getImageFormat());
$this->assertEquals(9086, strlen($response['body']));
\Appwrite\Tests\ImageAssertions::assertSamePixels(__DIR__ . '/../../../resources/qr/qr-default.png', $response['body']);
$response = $this->client->call(Client::METHOD_GET, '/avatars/qr', [
'x-appwrite-project' => $this->getProject()['$id'],
@ -365,7 +365,7 @@ trait AvatarsBase
$this->assertEquals(200, $image->getImageWidth());
$this->assertEquals(200, $image->getImageHeight());
$this->assertEquals('PNG', $image->getImageFormat());
$this->assertEquals(strlen(\file_get_contents(__DIR__ . '/../../../resources/qr/qr-size-200.png')), strlen($response['body']));
\Appwrite\Tests\ImageAssertions::assertSamePixels(__DIR__ . '/../../../resources/qr/qr-size-200.png', $response['body']);
$response = $this->client->call(Client::METHOD_GET, '/avatars/qr', [
'x-appwrite-project' => $this->getProject()['$id'],
@ -384,7 +384,7 @@ trait AvatarsBase
$this->assertEquals(200, $image->getImageWidth());
$this->assertEquals(200, $image->getImageHeight());
$this->assertEquals('PNG', $image->getImageFormat());
$this->assertEquals(strlen(\file_get_contents(__DIR__ . '/../../../resources/qr/qr-size-200-margin-10.png')), strlen($response['body']));
\Appwrite\Tests\ImageAssertions::assertSamePixels(__DIR__ . '/../../../resources/qr/qr-size-200-margin-10.png', $response['body']);
$response = $this->client->call(Client::METHOD_GET, '/avatars/qr', [
'x-appwrite-project' => $this->getProject()['$id'],
@ -400,7 +400,7 @@ trait AvatarsBase
$this->assertEquals(200, $image->getImageWidth());
$this->assertEquals(200, $image->getImageHeight());
$this->assertEquals('PNG', $image->getImageFormat());
$this->assertEquals(strlen(\file_get_contents(__DIR__ . '/../../../resources/qr/qr-size-200-margin-10.png')), strlen($response['body']));
\Appwrite\Tests\ImageAssertions::assertSamePixels(__DIR__ . '/../../../resources/qr/qr-size-200-margin-10.png', $response['body']);
$this->assertEquals(200, $response['headers']['status-code']);
$this->assertEquals('attachment; filename="qr.png"', $response['headers']['content-disposition']);

25
tests/extensions/ImageAssertions.php Normal file
View file

@ -0,0 +1,25 @@
<?php
namespace Appwrite\Tests;
use PHPUnit\Framework\Assert;
final class ImageAssertions
{
public static function assertSamePixels(string $expectedImagePath, string $actualImageBlob): void
{
$expected = new \Imagick($expectedImagePath);
$actual = new \Imagick();
$actual->readImageBlob($actualImageBlob);
foreach ([$expected, $actual] as $image) {
// Normalize to PNG and strip metadata to avoid nondeterministic chunks
$image->setImageFormat('PNG');
$image->stripImage();
// Exclude time and profile chunks that vary between builds
$image->setOption('png:exclude-chunks', 'date,time,iCCP,sRGB,gAMA,cHRM');
}
Assert::assertSame($expected->getImageSignature(), $actual->getImageSignature());
}
}