/*
 *  Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *  SPDX-License-Identifier: Apache-2.0
 */

import React from "react";
import { render, act, screen } from "@testing-library/react";
import { useImage } from "../image-hooks";
import StorageService from "../../services/StorageService";

describe("useImage", () => {
    interface Props {
        s3Key: string;
    }
    const FooComponent = (props: Props) => {
        const { file } = useImage(props.s3Key);
        return (
            <>
                <span>{file?.name}</span>
            </>
        );
    };

    test("should fetch the image", async () => {
        const sampleImage: File = { name: "image.jpg" } as File;
        const downloadFileSpy = jest
            .spyOn(StorageService, "downloadFile")
            .mockReturnValue(Promise.resolve(sampleImage));

        await act(async () => {
            render(<FooComponent s3Key="/image.jpg" />);
        });

        expect(downloadFileSpy).toHaveBeenCalled();
        expect(screen.getByText(sampleImage.name)).toBeInTheDocument();
    });
});