Add MediaType::fileExtensions() & MediaType::fileExtension()

Intervention · Oct 6, 2024 · 1e0a2b6 · 1e0a2b6
1 parent 20ad74e
commit 1e0a2b6
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diff --git a/src/MediaType.php b/src/MediaType.php
@@ -69,4 +69,24 @@ public function format(): Format
             self::IMAGE_X_HEIC => Format::HEIC,
         };
     }
+
+    /**
+     * Return the possible file extension for the current media type
+     *
+     * @return array<FileExtension>
+     */
+    public function fileExtensions(): array
+    {
+        return $this->format()->fileExtensions();
+    }
+
+    /**
+     * Return the first file extension for the current media type
+     *
+     * @return FileExtension
+     */
+    public function fileExtension(): FileExtension
+    {
+        return $this->format()->fileExtension();
+    }
 }
diff --git a/tests/Unit/MediaTypeTest.php b/tests/Unit/MediaTypeTest.php
@@ -4,9 +4,11 @@
 
 namespace Intervention\Image\Tests\Unit;
 
+use Intervention\Image\FileExtension;
 use Intervention\Image\Format;
 use Intervention\Image\MediaType;
 use Intervention\Image\Tests\BaseTestCase;
+use PHPUnit\Framework\Attributes\DataProvider;
 
 final class MediaTypeTest extends BaseTestCase
 {
@@ -105,4 +107,46 @@ public function testFormatHeic(): void
         $mime = MediaType::IMAGE_HEIF;
         $this->assertEquals(Format::HEIC, $mime->format());
     }
+
+    #[DataProvider('fileExtensionsDataProvider')]
+    public function testFileExtensions(
+        MediaType $mediaType,
+        int $fileExtensionCount,
+        FileExtension $fileExtension
+    ): void {
+        $this->assertCount($fileExtensionCount, $mediaType->fileExtensions());
+        $this->assertEquals($fileExtension, $mediaType->fileExtension());
+    }
+
+    public static function fileExtensionsDataProvider(): array
+    {
+        return [
+            [MediaType::IMAGE_JPEG, 2, FileExtension::JPG],
+            [MediaType::IMAGE_JPG, 2, FileExtension::JPG],
+            [MediaType::IMAGE_PJPEG, 2, FileExtension::JPG],
+            [MediaType::IMAGE_X_JPEG, 2, FileExtension::JPG],
+            [MediaType::IMAGE_WEBP, 1, FileExtension::WEBP],
+            [MediaType::IMAGE_X_WEBP, 1, FileExtension::WEBP],
+            [MediaType::IMAGE_GIF, 1, FileExtension::GIF],
+            [MediaType::IMAGE_PNG, 1, FileExtension::PNG],
+            [MediaType::IMAGE_X_PNG, 1, FileExtension::PNG],
+            [MediaType::IMAGE_AVIF, 1, FileExtension::AVIF],
+            [MediaType::IMAGE_X_AVIF, 1, FileExtension::AVIF],
+            [MediaType::IMAGE_BMP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_MS_BMP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_X_BITMAP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_X_BMP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_X_MS_BMP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_X_WINDOWS_BMP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_X_WIN_BITMAP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_X_XBITMAP, 1, FileExtension::BMP],
+            [MediaType::IMAGE_TIFF, 2, FileExtension::TIF],
+            [MediaType::IMAGE_JP2, 8, FileExtension::JP2],
+            [MediaType::IMAGE_JPX, 8, FileExtension::JP2],
+            [MediaType::IMAGE_JPM, 8, FileExtension::JP2],
+            [MediaType::IMAGE_HEIC, 2, FileExtension::HEIC],
+            [MediaType::IMAGE_X_HEIC, 2, FileExtension::HEIC],
+            [MediaType::IMAGE_HEIF, 2, FileExtension::HEIC],
+        ];
+    }
 }