test: add e2e tests

This commit is contained in:
Marcel
2026-03-17 13:33:33 +00:00
parent 973620a097
commit 7cb20dec50
20 changed files with 3272 additions and 1376 deletions

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import { describe, expect, it, vi, afterEach } from 'vitest';
import { render } from 'vitest-browser-svelte';
import { page } from 'vitest/browser';
import PersonMultiSelect from './PersonMultiSelect.svelte';
const waitForDebounce = () => new Promise((r) => setTimeout(r, 350));
const tick = () => new Promise((r) => setTimeout(r, 0));
const PERSONS = [
{ id: '1', firstName: 'Max', lastName: 'Mustermann' },
{ id: '2', firstName: 'Anna', lastName: 'Musterfrau' },
{ id: '3', firstName: 'Karl', lastName: 'König' }
];
function mockFetch(persons = PERSONS) {
vi.stubGlobal(
'fetch',
vi.fn().mockResolvedValue({
ok: true,
json: vi.fn().mockResolvedValue(persons)
})
);
}
function receiverInputs() {
return Array.from(
document.querySelectorAll<HTMLInputElement>('input[type="hidden"][name="receiverIds"]')
);
}
afterEach(() => {
vi.unstubAllGlobals();
});
// ─── Rendering ────────────────────────────────────────────────────────────────
describe('PersonMultiSelect rendering', () => {
it('renders the text input with placeholder when no persons selected', async () => {
render(PersonMultiSelect, { selectedPersons: [] });
await expect.element(page.getByPlaceholder('Namen tippen...')).toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/person-multiselect-empty.png' });
});
it('renders pre-selected persons as chips', async () => {
render(PersonMultiSelect, {
selectedPersons: [
{ id: '1', firstName: 'Max', lastName: 'Mustermann' },
{ id: '2', firstName: 'Anna', lastName: 'Musterfrau' }
]
});
await expect.element(page.getByText('Max Mustermann')).toBeInTheDocument();
await expect.element(page.getByText('Anna Musterfrau')).toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/person-multiselect-with-chips.png' });
});
it('renders hidden inputs for each selected person', async () => {
render(PersonMultiSelect, {
selectedPersons: [
{ id: '1', firstName: 'Max', lastName: 'Mustermann' },
{ id: '2', firstName: 'Anna', lastName: 'Musterfrau' }
]
});
await tick();
const inputs = receiverInputs();
expect(inputs).toHaveLength(2);
expect(inputs[0].value).toBe('1');
expect(inputs[1].value).toBe('2');
});
it('hides the placeholder when persons are selected', async () => {
render(PersonMultiSelect, {
selectedPersons: [{ id: '1', firstName: 'Max', lastName: 'Mustermann' }]
});
await expect.element(page.getByPlaceholder('Namen tippen...')).not.toBeInTheDocument();
});
});
// ─── Selecting persons ────────────────────────────────────────────────────────
describe('PersonMultiSelect selecting persons', () => {
it('adds a person chip on result click', async () => {
mockFetch();
render(PersonMultiSelect, { selectedPersons: [] });
const input = page.getByRole('textbox');
await input.fill('Mu');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
await expect.element(page.getByText('Max Mustermann')).toBeInTheDocument();
await expect.element(input).toHaveValue('');
await page.screenshot({
path: 'test-results/screenshots/person-multiselect-one-selected.png'
});
});
it('can select multiple persons sequentially', async () => {
mockFetch();
render(PersonMultiSelect, { selectedPersons: [] });
const input = page.getByRole('textbox');
await input.fill('Mu');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
await input.fill('Mu');
await waitForDebounce();
await page.getByText('Musterfrau, Anna').click();
await expect.element(page.getByText('Max Mustermann')).toBeInTheDocument();
await expect.element(page.getByText('Anna Musterfrau')).toBeInTheDocument();
await page.screenshot({
path: 'test-results/screenshots/person-multiselect-two-selected.png'
});
});
it('filters already-selected persons from search results', async () => {
mockFetch();
render(PersonMultiSelect, {
selectedPersons: [{ id: '1', firstName: 'Max', lastName: 'Mustermann' }]
});
const input = page.getByRole('textbox');
await input.fill('Mu');
await waitForDebounce();
await expect.element(page.getByText('Mustermann, Max')).not.toBeInTheDocument();
await expect.element(page.getByText('Musterfrau, Anna')).toBeInTheDocument();
});
it('selects a result with Enter key', async () => {
mockFetch([{ id: '1', firstName: 'Max', lastName: 'Mustermann' }]);
render(PersonMultiSelect, { selectedPersons: [] });
const input = page.getByRole('textbox');
await input.fill('Ma');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
await expect.element(page.getByText('Max Mustermann')).toBeInTheDocument();
});
});
// ─── Removing persons ─────────────────────────────────────────────────────────
describe('PersonMultiSelect removing persons', () => {
it('removes a chip when its × button is clicked', async () => {
render(PersonMultiSelect, {
selectedPersons: [
{ id: '1', firstName: 'Max', lastName: 'Mustermann' },
{ id: '2', firstName: 'Anna', lastName: 'Musterfrau' }
]
});
// Buttons have aria-label="Entfernen"
const removeButtons = page.getByRole('button', { name: 'Entfernen' });
await removeButtons.first().click();
await expect.element(page.getByText('Max Mustermann')).not.toBeInTheDocument();
await expect.element(page.getByText('Anna Musterfrau')).toBeInTheDocument();
});
it('removes the corresponding hidden input when a chip is removed', async () => {
render(PersonMultiSelect, {
selectedPersons: [
{ id: '1', firstName: 'Max', lastName: 'Mustermann' },
{ id: '2', firstName: 'Anna', lastName: 'Musterfrau' }
]
});
await page.getByRole('button', { name: 'Entfernen' }).first().click();
await tick();
const inputs = receiverInputs();
expect(inputs).toHaveLength(1);
expect(inputs[0].value).toBe('2');
});
});
// ─── Click outside ────────────────────────────────────────────────────────────
describe('PersonMultiSelect click outside', () => {
it('closes the dropdown when clicking outside', async () => {
mockFetch();
render(PersonMultiSelect, { selectedPersons: [] });
const input = page.getByRole('textbox');
await input.fill('Mu');
await waitForDebounce();
await expect.element(page.getByText('Mustermann, Max')).toBeInTheDocument();
document.body.click();
await tick();
await expect.element(page.getByText('Mustermann, Max')).not.toBeInTheDocument();
});
});

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import { describe, expect, it, vi, afterEach } from 'vitest';
import { render } from 'vitest-browser-svelte';
import { page, userEvent } from 'vitest/browser';
import PersonTypeahead from './PersonTypeahead.svelte';
const waitForDebounce = () => new Promise((r) => setTimeout(r, 350));
const tick = () => new Promise((r) => setTimeout(r, 0));
const PERSONS = [
{ id: '1', firstName: 'Max', lastName: 'Mustermann' },
{ id: '2', firstName: 'Anna', lastName: 'Musterfrau' }
];
function mockFetchWithPersons(persons = PERSONS) {
vi.stubGlobal(
'fetch',
vi.fn().mockResolvedValue({
ok: true,
json: vi.fn().mockResolvedValue(persons)
})
);
}
function mockFetchFailure() {
vi.stubGlobal('fetch', vi.fn().mockResolvedValue({ ok: false }));
}
function hiddenInput(name: string) {
return document.querySelector<HTMLInputElement>(`input[type="hidden"][name="${name}"]`);
}
afterEach(() => {
vi.unstubAllGlobals();
});
// ─── Rendering ────────────────────────────────────────────────────────────────
describe('PersonTypeahead rendering', () => {
it('renders the label and text input', async () => {
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
await expect.element(page.getByText('Absender')).toBeInTheDocument();
await expect.element(page.getByPlaceholder('Namen tippen...')).toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/person-typeahead-empty.png' });
});
it('pre-fills the visible input from initialName', async () => {
render(PersonTypeahead, {
name: 'senderId',
label: 'Absender',
initialName: 'Max Mustermann'
});
// The $effect that syncs initialName runs after mount — poll until the value appears
await expect.element(page.getByPlaceholder('Namen tippen...')).toHaveValue('Max Mustermann');
});
it('renders a hidden input with the correct name attribute', async () => {
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
await tick();
expect(hiddenInput('senderId')).toBeTruthy();
});
it('hidden input starts with the provided value', async () => {
render(PersonTypeahead, { name: 'senderId', label: 'Absender', value: '42' });
await tick();
expect(hiddenInput('senderId')?.value).toBe('42');
});
});
// ─── Search ───────────────────────────────────────────────────────────────────
describe('PersonTypeahead search', () => {
it('opens the dropdown with results after typing', async () => {
mockFetchWithPersons();
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Mu');
await waitForDebounce();
await expect.element(page.getByText('Mustermann, Max')).toBeInTheDocument();
await expect.element(page.getByText('Musterfrau, Anna')).toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/person-typeahead-open.png' });
});
it('shows loading indicator while fetching', async () => {
vi.stubGlobal('fetch', vi.fn().mockReturnValue(new Promise(() => {})));
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Ma');
await waitForDebounce();
await expect.element(page.getByText('Suche...')).toBeInTheDocument();
});
it('shows no dropdown when the search returns empty results', async () => {
mockFetchWithPersons([]);
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('XYZ');
await waitForDebounce();
await expect.element(page.getByText('Suche...')).not.toBeInTheDocument();
});
it('shows no results when fetch fails', async () => {
mockFetchFailure();
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Ma');
await waitForDebounce();
await expect.element(page.getByText('Mustermann, Max')).not.toBeInTheDocument();
});
});
// ─── Selection ────────────────────────────────────────────────────────────────
describe('PersonTypeahead selection', () => {
it('fills the visible input and closes dropdown on click', async () => {
mockFetchWithPersons();
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Mu');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
await expect.element(input).toHaveValue('Max Mustermann');
await expect.element(page.getByText('Mustermann, Max')).not.toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/person-typeahead-selected.png' });
});
it('sets the hidden input value to the selected person id', async () => {
mockFetchWithPersons();
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Mu');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
await tick();
expect(hiddenInput('senderId')?.value).toBe('1');
});
it('calls onchange with the person id on selection', async () => {
mockFetchWithPersons();
const onchange = vi.fn();
render(PersonTypeahead, { name: 'senderId', label: 'Absender', onchange });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Mu');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
expect(onchange).toHaveBeenCalledWith('1');
});
it('selects a result with Enter key', async () => {
mockFetchWithPersons([{ id: '1', firstName: 'Max', lastName: 'Mustermann' }]);
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Ma');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
await expect.element(input).toHaveValue('Max Mustermann');
});
});
// ─── Clearing ─────────────────────────────────────────────────────────────────
describe('PersonTypeahead clearing a selection', () => {
it('clears the hidden value when user edits the visible input after a selection', async () => {
mockFetchWithPersons();
const onchange = vi.fn();
render(PersonTypeahead, { name: 'senderId', label: 'Absender', onchange });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Mu');
await waitForDebounce();
await page.getByText('Mustermann, Max').click();
expect(onchange).toHaveBeenCalledWith('1');
onchange.mockClear();
await input.fill('x');
await waitForDebounce();
expect(onchange).toHaveBeenCalledWith('');
await tick();
expect(hiddenInput('senderId')?.value).toBe('');
});
});
// ─── Click outside ────────────────────────────────────────────────────────────
describe('PersonTypeahead click outside', () => {
it('closes the dropdown when clicking outside the component', async () => {
mockFetchWithPersons();
render(PersonTypeahead, { name: 'senderId', label: 'Absender' });
const input = page.getByPlaceholder('Namen tippen...');
await input.fill('Mu');
await waitForDebounce();
await expect.element(page.getByText('Mustermann, Max')).toBeInTheDocument();
document.body.click();
await tick();
await expect.element(page.getByText('Mustermann, Max')).not.toBeInTheDocument();
});
});

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import { describe, expect, it, vi, afterEach } from 'vitest';
import { render } from 'vitest-browser-svelte';
import { page, userEvent } from 'vitest/browser';
import TagInput from './TagInput.svelte';
const waitForDebounce = () => new Promise((r) => setTimeout(r, 350));
const tick = () => new Promise((r) => setTimeout(r, 0));
function mockFetchWithTags(tagNames: string[]) {
vi.stubGlobal(
'fetch',
vi.fn().mockResolvedValue({
ok: true,
json: vi.fn().mockResolvedValue(tagNames.map((name) => ({ name })))
})
);
}
function mockFetchEmpty() {
vi.stubGlobal(
'fetch',
vi.fn().mockResolvedValue({ ok: true, json: vi.fn().mockResolvedValue([]) })
);
}
afterEach(() => {
vi.unstubAllGlobals();
});
// ─── Rendering ────────────────────────────────────────────────────────────────
describe('TagInput rendering', () => {
it('shows creation placeholder when allowCreation=true and no tags', async () => {
render(TagInput, { tags: [], allowCreation: true });
await expect
.element(page.getByPlaceholder('Schlagworte hinzufügen...'))
.toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/tag-input-empty.png' });
});
it('shows filter placeholder when allowCreation=false', async () => {
render(TagInput, { tags: [], allowCreation: false });
await expect
.element(page.getByPlaceholder('Nach Schlagworten filtern...'))
.toBeInTheDocument();
});
it('renders existing tags as chips', async () => {
render(TagInput, { tags: ['Familie', 'Krieg'], allowCreation: true });
await expect.element(page.getByText('Familie')).toBeInTheDocument();
await expect.element(page.getByText('Krieg')).toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/tag-input-with-chips.png' });
});
it('hides input placeholder once tags exist', async () => {
render(TagInput, { tags: ['Familie'], allowCreation: true });
const input = page.getByRole('textbox');
await expect.element(input).toHaveAttribute('placeholder', '');
});
it('shows the "Enter" hint when allowCreation=true', async () => {
render(TagInput, { tags: [], allowCreation: true });
await expect.element(page.getByText(/Enter drücken/i)).toBeInTheDocument();
});
it('hides the "Enter" hint when allowCreation=false', async () => {
render(TagInput, { tags: [], allowCreation: false });
await expect.element(page.getByText(/Enter drücken/i)).not.toBeInTheDocument();
});
});
// ─── Adding tags ──────────────────────────────────────────────────────────────
describe('TagInput adding tags', () => {
it('adds a tag on Enter and clears the input', async () => {
mockFetchEmpty();
render(TagInput, { tags: [], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('Urlaubsreise');
await userEvent.keyboard('{Enter}');
await expect.element(page.getByText('Urlaubsreise')).toBeInTheDocument();
await expect.element(input).toHaveValue('');
});
it('trims whitespace from the new tag', async () => {
mockFetchEmpty();
render(TagInput, { tags: [], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill(' Leerzeichen ');
await userEvent.keyboard('{Enter}');
await expect.element(page.getByText('Leerzeichen')).toBeInTheDocument();
});
it('does not add a duplicate tag', async () => {
mockFetchEmpty();
render(TagInput, { tags: ['Familie'], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('Familie');
await userEvent.keyboard('{Enter}');
await expect.element(input).toHaveValue('');
await expect.element(page.getByText('Familie')).toBeInTheDocument();
});
it('does not add an arbitrary tag when allowCreation=false', async () => {
mockFetchEmpty();
render(TagInput, { tags: [], allowCreation: false });
const input = page.getByRole('textbox');
await input.fill('UnbekannterTag');
await userEvent.keyboard('{Enter}');
await expect.element(page.getByText('UnbekannterTag')).not.toBeInTheDocument();
});
});
// ─── Removing tags ────────────────────────────────────────────────────────────
describe('TagInput removing tags', () => {
it('removes a chip when its × button is clicked', async () => {
render(TagInput, { tags: ['Familie', 'Krieg'], allowCreation: true });
// The × buttons have aria-label="Schlagwort entfernen"
const removeButtons = page.getByRole('button', { name: 'Schlagwort entfernen' });
await removeButtons.first().click();
await expect.element(page.getByText('Familie')).not.toBeInTheDocument();
await expect.element(page.getByText('Krieg')).toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/tag-input-after-remove.png' });
});
it('removes the last tag on Backspace when the input is empty', async () => {
render(TagInput, { tags: ['Familie', 'Krieg'], allowCreation: true });
const input = page.getByRole('textbox');
await input.click();
await userEvent.keyboard('{Backspace}');
await expect.element(page.getByText('Krieg')).not.toBeInTheDocument();
await expect.element(page.getByText('Familie')).toBeInTheDocument();
});
it('does not remove a tag on Backspace when the input has text', async () => {
render(TagInput, { tags: ['Familie'], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('x');
await userEvent.keyboard('{Backspace}');
await expect.element(page.getByText('Familie')).toBeInTheDocument();
});
});
// ─── Autocomplete ─────────────────────────────────────────────────────────────
describe('TagInput autocomplete', () => {
it('shows suggestions after typing 2+ characters', async () => {
mockFetchWithTags(['Familie', 'Freunde']);
render(TagInput, { tags: [], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('Fa');
await waitForDebounce();
await expect.element(page.getByRole('option', { name: 'Familie' })).toBeInTheDocument();
await expect.element(page.getByRole('option', { name: 'Freunde' })).toBeInTheDocument();
await page.screenshot({ path: 'test-results/screenshots/tag-input-suggestions.png' });
});
it('does not call fetch for fewer than 2 characters', async () => {
mockFetchEmpty();
render(TagInput, { tags: [], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('F');
await waitForDebounce();
expect(fetch).not.toHaveBeenCalled();
});
it('filters already-selected tags out of suggestions', async () => {
mockFetchWithTags(['Familie', 'Freunde']);
render(TagInput, { tags: ['Familie'], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('Fr');
await waitForDebounce();
await expect.element(page.getByRole('option', { name: 'Familie' })).not.toBeInTheDocument();
await expect.element(page.getByRole('option', { name: 'Freunde' })).toBeInTheDocument();
});
it('selects a suggestion on click and adds it as a chip', async () => {
mockFetchWithTags(['Familie', 'Freunde']);
render(TagInput, { tags: [], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('Fa');
await waitForDebounce();
await page.getByRole('option', { name: 'Familie' }).click();
await expect.element(page.getByText('Familie')).toBeInTheDocument();
await expect.element(input).toHaveValue('');
await page.screenshot({ path: 'test-results/screenshots/tag-input-suggestion-selected.png' });
});
it('navigates suggestions with ArrowDown and selects with Enter', async () => {
mockFetchWithTags(['Aachen', 'Berlin', 'Celle']);
render(TagInput, { tags: [], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('__');
await waitForDebounce();
await userEvent.keyboard('{ArrowDown}'); // index 0 → Aachen
await userEvent.keyboard('{ArrowDown}'); // index 1 → Berlin
await userEvent.keyboard('{Enter}');
await expect.element(page.getByText('Berlin')).toBeInTheDocument();
});
it('hides the dropdown when clicking outside the component', async () => {
mockFetchWithTags(['Familie']);
render(TagInput, { tags: [], allowCreation: true });
const input = page.getByRole('textbox');
await input.fill('Fa');
await waitForDebounce();
await expect.element(page.getByRole('option', { name: 'Familie' })).toBeInTheDocument();
document.body.click();
await tick();
await expect.element(page.getByRole('option', { name: 'Familie' })).not.toBeInTheDocument();
});
});