Files
nxdns/admin/src/lib/InlineError.test.tsx
T

30 lines
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TypeScript

import { fireEvent, render, screen } from "@testing-library/react";
import * as stylex from "@stylexjs/stylex";
import { ApiError } from "@/lib/api";
import { styles as shared } from "@/ui/styles";
import InlineError from "./InlineError";
test("no retry button without onRetry", () => {
render(<InlineError error={new ApiError(409, "already exists")} />);
expect(screen.getByRole("alert").textContent).toBe("already exists");
expect(screen.queryByRole("button", { name: "Retry" })).toBeNull();
});
test("onRetry renders a focusable retry button that calls back", () => {
const onRetry = vi.fn();
render(<InlineError error={new ApiError(500, "internal")} onRetry={onRetry} />);
const button = screen.getByRole("button", { name: "Retry" });
// The accessibility floor: StyleX compiles the ring to opaque class names, so
// the check is that every class `focusRing` produces landed on the button.
const ring = (stylex.props(shared.focusRing).className ?? "").split(" ");
expect(button.className.split(" ")).toEqual(expect.arrayContaining(ring));
fireEvent.click(button);
expect(onRetry).toHaveBeenCalledTimes(1);
});
test("a null error renders nothing even with onRetry", () => {
const { container } = render(<InlineError error={null} onRetry={() => undefined} />);
expect(container.innerHTML).toBe("");
});