Files
testing-tool/components/__tests__/GlobalSnackbar.test.tsx
2026-05-22 00:31:52 +08:00

118 lines
3.6 KiB
TypeScript

import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
import { act, render, renderHook, screen } from '@testing-library/react';
import React from 'react';
import {
GlobalSnackbar,
type GlobalSnackbarProps,
SnackbarProvider,
useSnackbar,
useSnackbarState,
} from '@/components/GlobalSnackbar';
describe('GlobalSnackbar 组件系统', () => {
const mockOnClose = vi.fn();
beforeEach(() => {
vi.useFakeTimers();
vi.clearAllMocks();
});
afterEach(() => {
vi.restoreAllMocks();
vi.useRealTimers();
});
const defaultProps: GlobalSnackbarProps = {
message: '测试消息',
open: true,
onClose: mockOnClose,
};
describe('GlobalSnackbar UI 渲染', () => {
it('应渲染消息内容', () => {
render(<GlobalSnackbar {...defaultProps} />);
expect(screen.getByText('测试消息')).toBeInTheDocument();
});
it('当 showAlert 为 true 时应渲染带样式的提示', () => {
render(<GlobalSnackbar {...defaultProps} showAlert={true} />);
// 验证是否包含消息文本
const alertElement = screen.getByText('测试消息');
expect(alertElement).toBeInTheDocument();
// 验证父元素有正确的样式类
const parent = alertElement.parentElement;
expect(parent).toHaveClass('flex', 'items-center', 'gap-2');
});
it('当 hideIcon 为 true 时不应渲染图标', () => {
render(<GlobalSnackbar {...defaultProps} hideIcon={true} />);
// 图标使用 lucide-react 的 svg 元素
const icon = document.querySelector('svg');
expect(icon).not.toBeInTheDocument();
});
it('应根据 severity 应用不同的样式', () => {
render(<GlobalSnackbar {...defaultProps} severity="error" />);
const message = screen.getByText('测试消息');
const parent = message.parentElement;
expect(parent).toHaveClass('bg-red-500');
});
});
describe('useSnackbarState Hook 逻辑', () => {
it('应返回初始状态', () => {
const { result } = renderHook(() => useSnackbarState());
expect(result.current.snackbarProps.open).toBe(false);
expect(result.current.snackbarProps.message).toBe('');
});
it('showMessage 应更新状态', () => {
const { result } = renderHook(() => useSnackbarState());
act(() => {
result.current.showMessage('新消息');
});
expect(result.current.snackbarProps.open).toBe(true);
expect(result.current.snackbarProps.message).toBe('新消息');
});
it('closeMessage 应关闭消息', () => {
const { result } = renderHook(() => useSnackbarState());
act(() => {
result.current.showMessage('消息');
});
act(() => {
result.current.closeMessage();
});
expect(result.current.snackbarProps.open).toBe(false);
});
});
describe('useSnackbar Context Hook 优先级', () => {
it('优先级验证: Call Options > Hook Options > Provider Options', () => {
const wrapper = ({ children }: { children: React.ReactNode }) => (
<SnackbarProvider initialOptions={{ severity: 'info' }}>{children}</SnackbarProvider>
);
const { result } = renderHook(() => useSnackbar({ severity: 'warning' }), { wrapper });
// 1. 测试 Hook Options 覆盖 Provider Options
act(() => {
result.current.showMessage('消息 1');
});
expect(screen.getByText('消息 1')).toBeInTheDocument();
// 2. 测试 Call Options 覆盖 Hook Options
act(() => {
result.current.showMessage('消息 2', { severity: 'error' });
});
expect(screen.getByText('消息 2')).toBeInTheDocument();
});
});
});