Files
familienarchiv/frontend/src/lib/shared/services/confirm.svelte.test.ts
2026-05-05 14:35:15 +02:00

71 lines
2.4 KiB
TypeScript

import { describe, it, expect, afterEach } from 'vitest';
import { cleanup, render } from 'vitest-browser-svelte';
import { page, userEvent } from 'vitest/browser';
import TestHost from './confirm.test-host.svelte';
import type { ConfirmService } from './confirm.svelte.js';
afterEach(cleanup);
function makeHost(): { service: ConfirmService } {
const result: { service: ConfirmService | null } = { service: null };
render(TestHost, {
onReady: (s: ConfirmService) => {
result.service = s;
}
});
return result as { service: ConfirmService };
}
describe('ConfirmService', () => {
it('resolves true when the user clicks Confirm', async () => {
const { service } = makeHost();
const resultPromise = service.confirm({ title: 'Test?' });
await expect.element(page.getByRole('dialog')).toBeInTheDocument();
await page.getByRole('button', { name: 'Bestätigen' }).click();
expect(await resultPromise).toBe(true);
});
it('resolves false when the user clicks Cancel', async () => {
const { service } = makeHost();
const resultPromise = service.confirm({ title: 'Test?' });
await expect.element(page.getByRole('dialog')).toBeInTheDocument();
await page.getByRole('button', { name: 'Abbrechen' }).click();
expect(await resultPromise).toBe(false);
});
it('resolves false when Escape is pressed', async () => {
const { service } = makeHost();
const resultPromise = service.confirm({ title: 'Test?' });
await expect.element(page.getByRole('dialog')).toBeInTheDocument();
await userEvent.keyboard('{Escape}');
expect(await resultPromise).toBe(false);
});
it('resolves false immediately on a concurrent call while dialog is open', async () => {
const { service } = makeHost();
const first = service.confirm({ title: 'First?' });
await expect.element(page.getByRole('dialog')).toBeInTheDocument();
const second = service.confirm({ title: 'Second?' });
expect(await second).toBe(false);
// clean up the first dialog
await page.getByRole('button', { name: 'Abbrechen' }).click();
expect(await first).toBe(false);
});
it('throws a descriptive error when called outside provider tree', async () => {
const { getConfirmService } = await import('./confirm.svelte.js');
// Outside component init, getContext throws or returns undefined — our guard
// converts either case to a descriptive developer error
expect(() => getConfirmService()).toThrow('mount <ConfirmDialog>');
});
});