return tempDir;

}

function requireCreateJitiCall(

createJiti: ReturnType<typeof vi.fn>,

): [string, { tryNative?: boolean }] {

const call = createJiti.mock.calls.at(0);

if (!call) {

throw new Error("expected createJiti call");

}

return call as [string, { tryNative?: boolean }];

}

describe("channel plugin module loader helpers", () => {

it("resolves extensionless plugin module specifiers to the first existing extension", () => {

const rootDir = createTempDir();

target: fs.realpathSync.native(modulePath),

});

expect(createJiti).toHaveBeenCalledOnce();

const [loaderFilename, loaderOptions] = createJiti.mock.calls[0] ?? [];

const [loaderFilename, loaderOptions] = requireCreateJitiCall(createJiti);

expect(loaderFilename).toContain("module-loader.ts");

expect(loaderOptions?.tryNative).toBe(false);

expect(loaderOptions.tryNative).toBe(false);

expect(loadWithJiti).toHaveBeenCalledWith(fs.realpathSync.native(modulePath));

} finally {

for (const [extension, hook] of sourceHooks) {