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import { describe, expect, it, vi, beforeEach, afterEach } from 'vitest';
import { render, screen, fireEvent, waitFor, cleanup } from '@testing-library/svelte';
vi.mock('../lib/client', () => {
const real = vi.importActual<typeof import('../lib/client')>('../lib/client');
return {
...real,
getDataset: vi.fn(),
getDatasetPreview: vi.fn(),
createDataset: vi.fn()
};
});
import DatasetCard from '../components/DatasetCard.svelte';
import { getDataset, getDatasetPreview } from '../lib/client';
import type { Dataset, DatasetPreview } from '../lib/types';
const readyDs: Dataset = {
id: 'ds-ready-1',
name: '国泰自由现金流-20251231-20260917',
request: {
instruments: [
{ symbol: '159399', market: 'SZ', asset_type: 'etf', name: '国泰自由现金流ETF', currency: null }
],
start_date: '2025-12-31',
end_date: '2026-09-17',
frequency: 'daily',
adjustment: 'none',
fields: ['open', 'high', 'low', 'close', 'volume']
},
status: 'ready',
created_at: '2026-09-17T01:00:00Z'
};
const preview: DatasetPreview = {
columns: ['date', 'open', 'high', 'low', 'close', 'volume'],
rows: [
{ date: '2026-09-16', open: 1.001, high: 1.001, low: 0.982, close: 0.992, volume: 144526400 }
],
coverage: [
{
instrument: '159399',
market: 'SZ',
asset_type: 'etf',
requested_start: '2025-12-31',
requested_end: '2026-09-17',
actual_start: '2025-12-31',
actual_end: '2026-09-16',
row_count: 173,
warnings: [
'sina volume unit is 股 (shares)',
'provider_fallback: eastmoney attempt failed; served by sina',
'actual coverage 2025-12-31..2026-09-16 differs from request; gaps kept'
]
}
],
warnings: []
};
beforeEach(() => {
vi.mocked(getDataset).mockResolvedValue(readyDs);
vi.mocked(getDatasetPreview).mockReset();
});
afterEach(() => cleanup());
describe('per-instrument provenance warnings must be visible even without the range warning banner (159399 units/provider_fallback disclosure)', () => {
it('renders 夲-instrument sina volume-unit and provider_fallback warnings even when the common range banner shows 覆盖平稳', async () => {
vi.mocked(getDatasetPreview).mockResolvedValue(preview);
render(DatasetCard, { props: { dsId: 'ds-ready-1' } });
const btn = await screen.findByRole('button', { name: /查看数据覆盖预览/ });
await fireEvent.click(btn);
await waitFor(() => {
expect(screen.getByText(/provider_fallback/)).toBeTruthy();
expect(screen.getByText(/volume unit is 股/)).toBeTruthy();
expect(screen.getByText(/differs from request/)).toBeTruthy();
});
});
it('no warnings: shows the plain 覆盖平稳 banner and no warning list', async () => {
vi.mocked(getDatasetPreview).mockResolvedValue({
...preview,
coverage: [{ ...preview.coverage[0], warnings: [] }]
});
render(DatasetCard, { props: { dsId: 'ds-ready-1' } });
const btn = await screen.findByRole('button', { name: /查看数据覆盖预览/ });
await fireEvent.click(btn);
await screen.findByText(/覆盖平稳/);
expect(screen.queryByText(/provider_fallback/)).toBeNull();
});
});
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