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add tests
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‎framework/PageSettings/PageSettingsProvider.test.tsx‎

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/* eslint-disable i18next/no-literal-string */
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import { ReactNode } from 'react';
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import { render, renderHook, waitFor } from '@testing-library/react';
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import { afterEach, beforeEach, describe, expect, test, vi } from 'vitest';
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import { PageSettingsProvider, usePageSettings, PageSettingsContext } from './PageSettingsProvider';
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// Mock window.matchMedia
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Object.defineProperty(window, 'matchMedia', {
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writable: true,
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value: vi.fn().mockImplementation((query: string) => ({
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matches: query === '(prefers-color-scheme: dark)',
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media: query,
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onchange: null,
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addListener: vi.fn(),
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removeListener: vi.fn(),
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addEventListener: vi.fn(),
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removeEventListener: vi.fn(),
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dispatchEvent: vi.fn(),
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})),
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});
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describe('PageSettingsProvider', () => {
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beforeEach(() => {
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// Clear localStorage
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localStorage.clear();
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// Reset document classes
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document.documentElement.classList.remove('pf-v6-theme-dark');
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// Clear all mocks
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vi.clearAllMocks();
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});
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afterEach(() => {
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localStorage.clear();
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document.documentElement.classList.remove('pf-v6-theme-dark');
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});
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describe('Settings Management', () => {
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test('should initialize with default settings when localStorage is empty', () => {
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const wrapper = ({ children }: { children: ReactNode }) => (
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<PageSettingsProvider defaultRefreshInterval={30}>{children}</PageSettingsProvider>
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);
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const { result } = renderHook(() => usePageSettings(), { wrapper });
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expect(result.current).toEqual({
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refreshInterval: 30,
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theme: 'system',
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tableLayout: 'comfortable',
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formColumns: 'multiple',
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formLayout: 'vertical',
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dateFormat: 'date-time',
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dataEditorFormat: 'yaml',
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activeTheme: 'dark', // Based on mocked matchMedia
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});
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});
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test('should load settings from localStorage when available', () => {
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const savedSettings = {
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refreshInterval: 60,
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theme: 'dark',
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tableLayout: 'compact',
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};
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localStorage.setItem('user-preferences', JSON.stringify(savedSettings));
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const wrapper = ({ children }: { children: ReactNode }) => (
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<PageSettingsProvider defaultRefreshInterval={30}>{children}</PageSettingsProvider>
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);
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const { result } = renderHook(() => usePageSettings(), { wrapper });
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expect(result.current).toMatchObject({
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refreshInterval: 60,
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theme: 'dark',
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tableLayout: 'compact',
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// Should still have defaults for missing fields
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formColumns: 'multiple',
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formLayout: 'vertical',
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dateFormat: 'date-time',
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dataEditorFormat: 'yaml',
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});
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});
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test('should handle invalid JSON in localStorage gracefully', () => {
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localStorage.setItem('user-preferences', 'invalid-json');
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const wrapper = ({ children }: { children: ReactNode }) => (
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<PageSettingsProvider defaultRefreshInterval={15}>{children}</PageSettingsProvider>
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);
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const { result } = renderHook(() => usePageSettings(), { wrapper });
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// Should use defaults when localStorage has invalid JSON
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expect(result.current.refreshInterval).toBe(15);
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expect(result.current.theme).toBe('system');
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});
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test('should update settings and persist to localStorage', async () => {
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let setSettingsFunc: (settings: object) => void = () => {};
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function TestComponent() {
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const settings = usePageSettings();
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return (
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<div>
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<span data-testid="refresh-interval">{settings.refreshInterval}</span>
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<button
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onClick={() => setSettingsFunc({ ...settings, refreshInterval: 45 })}
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data-testid="update-button"
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>
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Update
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</button>
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</div>
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);
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}
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const { getByTestId } = render(
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<PageSettingsProvider defaultRefreshInterval={30}>
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<PageSettingsContext.Consumer>
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{([_settings, setSettings]) => {
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setSettingsFunc = setSettings;
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return <TestComponent />;
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}}
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</PageSettingsContext.Consumer>
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</PageSettingsProvider>
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);
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// Initial state
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expect(getByTestId('refresh-interval')).toHaveTextContent('30');
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// Update settings
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getByTestId('update-button').click();
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await waitFor(() => {
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expect(getByTestId('refresh-interval')).toHaveTextContent('45');
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});
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// Should persist to localStorage
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const saved: { refreshInterval?: number } = JSON.parse(
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localStorage.getItem('user-preferences') || '{}'
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) as { refreshInterval?: number };
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expect(saved.refreshInterval).toBe(45);
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});
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});
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describe('Theme Management', () => {
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test('should detect system dark theme', async () => {
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// Mock dark theme preference
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vi.mocked(window.matchMedia).mockImplementation((query: string) => ({
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matches: query === '(prefers-color-scheme: dark)',
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media: query,
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onchange: null,
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addListener: vi.fn(),
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removeListener: vi.fn(),
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addEventListener: vi.fn(),
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removeEventListener: vi.fn(),
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dispatchEvent: vi.fn(),
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}));
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const wrapper = ({ children }: { children: ReactNode }) => (
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<PageSettingsProvider defaultRefreshInterval={30}>{children}</PageSettingsProvider>
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);
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const { result } = renderHook(() => usePageSettings(), { wrapper });
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await waitFor(() => {
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expect(result.current.activeTheme).toBe('dark');
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});
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// Should add dark theme class to document
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expect(document.documentElement.classList.contains('pf-v6-theme-dark')).toBe(true);
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});
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test('should detect system light theme', async () => {
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// Mock light theme preference
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vi.mocked(window.matchMedia).mockImplementation((query: string) => ({
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matches: false, // No dark theme preference
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media: query,
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onchange: null,
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addListener: vi.fn(),
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removeListener: vi.fn(),
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addEventListener: vi.fn(),
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removeEventListener: vi.fn(),
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dispatchEvent: vi.fn(),
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}));
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const wrapper = ({ children }: { children: ReactNode }) => (
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<PageSettingsProvider defaultRefreshInterval={30}>{children}</PageSettingsProvider>
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);
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const { result } = renderHook(() => usePageSettings(), { wrapper });
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await waitFor(() => {
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expect(result.current.activeTheme).toBe('light');
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});
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// Should not add dark theme class to document
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expect(document.documentElement.classList.contains('pf-v6-theme-dark')).toBe(false);
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});
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test('should use explicit theme setting over system preference', async () => {
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localStorage.setItem('user-preferences', JSON.stringify({ theme: 'light' }));
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const wrapper = ({ children }: { children: ReactNode }) => (
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<PageSettingsProvider defaultRefreshInterval={30}>{children}</PageSettingsProvider>
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);
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const { result } = renderHook(() => usePageSettings(), { wrapper });
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await waitFor(() => {
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expect(result.current.activeTheme).toBe('light');
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expect(result.current.theme).toBe('light');
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});
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});
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});
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describe('SWR Configuration', () => {
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test('should configure SWR with correct refresh interval', () => {
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const TestComponent = () => {
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const settings = usePageSettings();
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return <div data-testid="interval">{settings.refreshInterval}</div>;
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};
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const { getByTestId } = render(
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<PageSettingsProvider defaultRefreshInterval={30}>
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<TestComponent />
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</PageSettingsProvider>
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);
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expect(getByTestId('interval')).toHaveTextContent('30');
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});
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test('should disable refresh when interval is 0', () => {
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localStorage.setItem('user-preferences', JSON.stringify({ refreshInterval: 0 }));
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const TestComponent = () => {
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const settings = usePageSettings();
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return <div data-testid="interval">{settings.refreshInterval}</div>;
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};
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const { getByTestId } = render(
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<PageSettingsProvider defaultRefreshInterval={30}>
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<TestComponent />
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</PageSettingsProvider>
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);
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expect(getByTestId('interval')).toHaveTextContent('0');
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});
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});
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describe('SWR Error Retry Logic (Polling Changes)', () => {
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// We'll test the retry logic by testing the actual provider's SWR config
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// Since we can't directly access the onErrorRetry function from outside,
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// we'll test the behavior through integration-style tests with actual SWR usage
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test('should configure SWR with refresh interval in milliseconds', () => {
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const TestComponent = () => {
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const settings = usePageSettings();
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return <div data-testid="refresh">{settings.refreshInterval}</div>;
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};
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const { getByTestId } = render(
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<PageSettingsProvider defaultRefreshInterval={30}>
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<TestComponent />
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</PageSettingsProvider>
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);
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expect(getByTestId('refresh')).toHaveTextContent('30');
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});
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test('should initialize with system theme detection', () => {
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// Ensure dark theme is detected for this test
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vi.mocked(window.matchMedia).mockImplementation((query: string) => ({
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matches: query === '(prefers-color-scheme: dark)',
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media: query,
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onchange: null,
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addListener: vi.fn(),
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removeListener: vi.fn(),
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addEventListener: vi.fn(),
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removeEventListener: vi.fn(),
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dispatchEvent: vi.fn(),
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}));
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const TestComponent = () => {
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const settings = usePageSettings();
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return <div data-testid="theme">{settings.activeTheme}</div>;
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};
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const { getByTestId } = render(
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<PageSettingsProvider defaultRefreshInterval={30}>
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<TestComponent />
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</PageSettingsProvider>
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);
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// Should detect system theme (dark from our mock)
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expect(getByTestId('theme')).toHaveTextContent('dark');
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});
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test('should provide SWR configuration to children', () => {
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const TestComponent = () => {
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const settings = usePageSettings();
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return (
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<div>
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<span data-testid="refresh">{settings.refreshInterval}</span>
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<span data-testid="theme">{settings.theme}</span>
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</div>
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);
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};
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const { getByTestId } = render(
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<PageSettingsProvider defaultRefreshInterval={15}>
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<TestComponent />
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</PageSettingsProvider>
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);
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expect(getByTestId('refresh')).toHaveTextContent('15');
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expect(getByTestId('theme')).toHaveTextContent('system');
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});
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test('should handle settings updates correctly', async () => {
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let updateSettings: (settings: object) => void = () => {};
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const TestComponent = () => {
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const settings = usePageSettings();
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return (
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<div>
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<span data-testid="refresh">{settings.refreshInterval}</span>
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<button
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onClick={() => updateSettings({ ...settings, refreshInterval: 60 })}
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data-testid="update"
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>
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Update
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</button>
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</div>
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);
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};
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const { getByTestId } = render(
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<PageSettingsProvider defaultRefreshInterval={30}>
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<PageSettingsContext.Consumer>
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{([_settings, setSettings]) => {
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updateSettings = setSettings;
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return <TestComponent />;
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}}
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</PageSettingsContext.Consumer>
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</PageSettingsProvider>
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);
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expect(getByTestId('refresh')).toHaveTextContent('30');
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getByTestId('update').click();
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await waitFor(() => {
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expect(getByTestId('refresh')).toHaveTextContent('60');
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});
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// Verify localStorage persistence
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const saved: { refreshInterval?: number } = JSON.parse(
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localStorage.getItem('user-preferences') || '{}'
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) as { refreshInterval?: number };
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expect(saved.refreshInterval).toBe(60);
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});
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});
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});

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