Add tests for encoding animated & interlaced gif format

Intervention · Mar 26, 2024 · cdf5a87 · cdf5a87
1 parent 6b44c43
commit cdf5a87
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Showing 3 changed files with 40 additions and 0 deletions.
diff --git a/tests/ImagickTestCase.php b/tests/ImagickTestCase.php
@@ -35,4 +35,22 @@ public function createTestImage(int $width, int $height): Image
             new Core($imagick)
         );
     }
+
+    public function createTestAnimation(): Image
+    {
+        $imagick = new Imagick();
+        $imagick->setFormat('gif');
+
+        for ($i = 0; $i < 3; $i++) {
+            $frame = new Imagick();
+            $frame->newImage(3, 2, new ImagickPixel('rgb(255, 0, 0)'), 'gif');
+            $frame->setImageDelay(10);
+            $imagick->addImage($frame);
+        }
+
+        return new Image(
+            new Driver(),
+            new Core($imagick)
+        );
+    }
 }
diff --git a/tests/Unit/Drivers/Gd/Encoders/GifEncoderTest.php b/tests/Unit/Drivers/Gd/Encoders/GifEncoderTest.php
@@ -36,4 +36,15 @@ public function testEncodeInterlaced(): void
             Decoder::decode((string) $result)->getFirstFrame()->getImageDescriptor()->isInterlaced()
         );
     }
+
+    public function testEncodeInterlacedAnimation(): void
+    {
+        $image = $this->createTestAnimation(3, 2);
+        $encoder = new GifEncoder(interlaced: true);
+        $result = $encoder->encode($image);
+        $this->assertMediaType('image/gif', (string) $result);
+        $this->assertTrue(
+            Decoder::decode((string) $result)->getFirstFrame()->getImageDescriptor()->isInterlaced()
+        );
+    }
 }
diff --git a/tests/Unit/Drivers/Imagick/Encoders/GifEncoderTest.php b/tests/Unit/Drivers/Imagick/Encoders/GifEncoderTest.php
@@ -36,4 +36,15 @@ public function testEncodeInterlaced(): void
             Decoder::decode((string) $result)->getFirstFrame()->getImageDescriptor()->isInterlaced()
         );
     }
+
+    public function testEncodeInterlacedAnimation(): void
+    {
+        $image = $this->createTestAnimation();
+        $encoder = new GifEncoder(interlaced: true);
+        $result = $encoder->encode($image);
+        $this->assertMediaType('image/gif', (string) $result);
+        $this->assertTrue(
+            Decoder::decode((string) $result)->getFirstFrame()->getImageDescriptor()->isInterlaced()
+        );
+    }
 }