From 6e7da357332aa5a2977c4fa8bbc8347850e0a6bb Mon Sep 17 00:00:00 2001
From: Sven Rogge <mail@sven-rogge.com>
Date: Tue, 14 Apr 2026 20:23:03 +0200
Subject: [PATCH] test: add avif-to-avif conversion test with fixture

Adds a fixture image in AVIF format and a test verifying that AVIF
input can be converted to AVIF output without errors.
---
 fixtures/image.avif                           | Bin 0 -> 1218 bytes
 .../src/images/process-image-handler.spec.ts  |  24 ++++++++++++++++++
 2 files changed, 24 insertions(+)
 create mode 100644 fixtures/image.avif

diff --git a/fixtures/image.avif b/fixtures/image.avif
new file mode 100644
index 0000000000000000000000000000000000000000..fad2b70315de752b9c16ceae399e653501ec0977
GIT binary patch
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diff --git a/packages/server/src/images/process-image-handler.spec.ts b/packages/server/src/images/process-image-handler.spec.ts
index 027ee58..174778f 100644
--- a/packages/server/src/images/process-image-handler.spec.ts
+++ b/packages/server/src/images/process-image-handler.spec.ts
@@ -9,6 +9,7 @@ import { describe, expect, it } from "bun:test";
 import { processImageHandler } from "./process-image-handler";
 
 const fixture = Bun.file("../../fixtures/image.jpeg");
+const avifFixture = Bun.file("../../fixtures/image.avif");
 
 describe("/process", () => {
   it("should process a single image", async () => {
@@ -147,6 +148,29 @@ describe("/process", () => {
     ]);
   });
 
+  it("should convert avif to avif", async () => {
+    const opts: RemoteImageOptions = {
+      format: "avif",
+    };
+    const response = await processImageHandler(
+      new Request(`http://localhost:3000/images/process`, {
+        method: "POST",
+        body: avifFixture,
+        headers: { "X-Options": JSON.stringify(opts) },
+      })
+    );
+
+    expect(response.status).toBe(200);
+    const collected = await collectResponse(response);
+
+    expect(collected).toEqual([
+      { position: 0 },
+      { progress: 0 },
+      expect.objectContaining({ filename: "file1.avif", type: "image/avif" }),
+      { progress: 100 },
+    ]);
+  });
+
   it("should not stream back, if output is provided", async () => {
     const opts: RemoteImageOptions = {
       format: "avif",