Add hasMimeType method to MimeType value object

Introduces a hasMimeType method to check if a MIME type starts with a given type, refactors isImage, isAudio, isVideo, and isText to use this new method, and adds corresponding unit tests.

Author: JosephGabito

src/Files/ValueObjects/MimeType.php

@@ -169,6 +169,21 @@ public static function isValid(string $mimeType): bool
         );
     }
 
+    /**
+     * Checks if this MIME type has a specific MIME type.
+     *
+     * This method checks if the MIME type starts with the specified MIME type.
+     *
+     * @since n.e.x.t
+     *
+     * @param string $mimeType The MIME type to check.
+     * @return bool True if the MIME type has the specified MIME type.
+     */
+    public function hasMimeType(string $mimeType): bool
+    {
+        return strpos($this->value, $mimeType . '/') === 0;
+    }
+
     /**
      * Checks if this is an image MIME type.
      *
@@ -178,7 +193,7 @@ public static function isValid(string $mimeType): bool
      */
     public function isImage(): bool
     {
-        return strpos($this->value, 'image/') === 0;
+        return $this->hasMimeType('image');
     }
 
     /**
@@ -190,7 +205,7 @@ public function isImage(): bool
      */
     public function isAudio(): bool
     {
-        return strpos($this->value, 'audio/') === 0;
+        return $this->hasMimeType('audio');
     }
 
     /**
@@ -202,7 +217,7 @@ public function isAudio(): bool
      */
     public function isVideo(): bool
     {
-        return strpos($this->value, 'video/') === 0;
+        return $this->hasMimeType('video');
     }
 
     /**
@@ -214,7 +229,7 @@ public function isVideo(): bool
      */
     public function isText(): bool
     {
-        return strpos($this->value, 'text/') === 0;
+        return $this->hasMimeType('text');
     }
 
     /**

tests/unit/Files/ValueObjects/MimeTypeTest.php

@@ -282,4 +282,16 @@ public function testNormalizesValues(): void
         $mimeType = new MimeType('IMAGE/JPEG');
         $this->assertEquals('image/jpeg', (string) $mimeType);
     }
+
+    public function testHasMimeType(): void
+    {
+        $mimeType = new MimeType('image/jpeg');
+        $fontType = new MimeType('font/ttf');
+        
+        $this->assertTrue($mimeType->hasMimeType('image'));
+        $this->assertFalse($mimeType->hasMimeType('video'));
+
+        $this->assertTrue($fontType->hasMimeType('font'));
+        $this->assertFalse($fontType->hasMimeType('image'));
+    }
 }