feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

frontend/packages/arch/bot-utils/__tests__/image.test.ts

@@ -0,0 +1,47 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+ 
+import { loadImage } from '../src/image';
+
+describe('image', () => {
+  test('loadImage with success', async () => {
+    vi.stubGlobal(
+      'Image',
+      class Image {
+        onload!: () => void;
+        set src(url: string) {
+          this.onload();
+        }
+      },
+    );
+    await expect(loadImage('test')).resolves.toBeUndefined();
+    vi.clearAllMocks();
+  });
+
+  test('loadImage with fail', async () => {
+    vi.stubGlobal(
+      'Image',
+      class Image {
+        onerror!: () => void;
+        set src(url: string) {
+          this.onerror();
+        }
+      },
+    );
+    await expect(loadImage('test')).rejects.toBeUndefined();
+    vi.clearAllMocks();
+  });
+});