补充 WebP 源图转码测试

验证 WebP 输入可转换为 PNG 上传格式
2026-09-12 10:42:15 +08:00
parent fc2f4b71ce
commit afc9ecbd51
1 changed files with 12 additions and 0 deletions
@@ -154,6 +154,18 @@ mod tests {
        let png = normalize_source_image_to_png(jpeg).expect("convert jpeg");
        assert_eq!(&png[..8], b"\x89PNG\r\n\x1a\n");
    }
+
+    #[test]
+    fn converts_webp_source_to_png() {
+        let image = DynamicImage::ImageRgb8(RgbImage::from_pixel(2, 2, Rgb([0, 128, 255])));
+        let mut webp = Vec::new();
+        image
+            .write_to(&mut Cursor::new(&mut webp), ImageFormat::WebP)
+            .expect("encode webp");
+
+        let png = normalize_source_image_to_png(webp).expect("convert webp");
+        assert_eq!(&png[..8], b"\x89PNG\r\n\x1a\n");
+    }
 }

 pub(super) async fn write_processed_image(