iter
49 lines
1.8 KiB
TypeScript
49 lines
1.8 KiB
TypeScript
import { afterEach, describe, expect, mock, test, vi } from "bun:test";
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const convertToPngMock = vi.fn();
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const imageInputModulePath = `${import.meta.dir}/../src/utils/image-input.ts`;
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const imageConvertModulePath = `${import.meta.dir}/../src/utils/image-convert.ts`;
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const imageResizeModulePath = `${import.meta.dir}/../src/utils/image-resize.ts`;
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const mimeModulePath = `${import.meta.dir}/../src/utils/mime.ts`;
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async function importImageInputModule() {
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mock.module(imageConvertModulePath, () => ({
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convertToPng: convertToPngMock,
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}));
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mock.module(imageResizeModulePath, () => ({
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formatDimensionNote: () => undefined,
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resizeImage: vi.fn(),
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}));
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mock.module(mimeModulePath, () => ({
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detectSupportedImageMimeTypeFromFile: vi.fn(),
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}));
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return import(imageInputModulePath);
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}
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describe("ensureSupportedImageInput", () => {
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afterEach(() => {
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convertToPngMock.mockReset();
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vi.restoreAllMocks();
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});
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test("returns supported image input unchanged", async () => {
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const { ensureSupportedImageInput } = await importImageInputModule();
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const input = { type: "image" as const, data: "abc", mimeType: "image/png" };
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const result = await ensureSupportedImageInput(input);
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expect(result).toEqual(input);
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expect(convertToPngMock).not.toHaveBeenCalled();
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});
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test("converts unsupported image input to png", async () => {
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convertToPngMock.mockResolvedValue({ type: "image", data: "pngdata", mimeType: "image/png" });
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const { ensureSupportedImageInput } = await importImageInputModule();
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const result = await ensureSupportedImageInput({ type: "image", data: "bmpdata", mimeType: "image/bmp" });
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expect(convertToPngMock).toHaveBeenCalledWith("bmpdata", "image/bmp");
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expect(result).toEqual({ type: "image", data: "pngdata", mimeType: "image/png" });
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});
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});
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