14 lines
2.4 KiB
TypeScript
14 lines
2.4 KiB
TypeScript
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import { describe, expect, it, vi, beforeEach } from 'vitest'
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import { screen, waitFor } from '@testing-library/react'
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import { renderWithProviders } from '../test-utils'
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import { SourceReadings } from './SourceReadings'
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const mockGet = vi.fn()
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vi.mock('../api/client', () => ({ default: { GET: (...a: unknown[]) => mockGet(...a), POST: vi.fn(), PATCH: vi.fn(), DELETE: vi.fn() }, ApiError: class extends Error {}, registerLoginRedirect: vi.fn() }))
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const channel = { uuid: 'channel-1', label: 'Heat', unit: 'GJ', latest_value: '1.2', latest_quality: 'unverifiable' }
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describe('SourceReadings', () => {
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beforeEach(() => vi.clearAllMocks())
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it('renders quality and history from the mocked channel API', async () => { mockGet.mockResolvedValue({ data: { items: [{ recorded_at: '2026-08-01T10:00:00Z', value: '1.1', quality: 'unverifiable' }] } }); renderWithProviders(<SourceReadings sourceUuid="s1" channel={channel as never} />); expect(await screen.findByText(/shown for review, not marked verified/)).toBeInTheDocument(); await waitFor(() => expect(screen.getByText('1.1')).toBeInTheDocument()) })
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it('renders an API error and empty history', async () => { mockGet.mockRejectedValueOnce(new Error('down')); const { unmount } = renderWithProviders(<SourceReadings sourceUuid="s1" channel={channel as never} />); expect(await screen.findByText('Failed to load channel history.')).toBeInTheDocument(); unmount(); mockGet.mockResolvedValue({ data: { items: [] } }); renderWithProviders(<SourceReadings sourceUuid="s1" channel={channel as never} />); await waitFor(() => expect(screen.getByText('No channel history yet.')).toBeInTheDocument()) })
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it('keeps the latest quality explanation visible while history is loading or fails', async () => { mockGet.mockImplementationOnce(() => new Promise(() => {})); const { unmount } = renderWithProviders(<SourceReadings sourceUuid="s1" channel={channel as never} />); expect(screen.getByText('Quality: unverifiable')).toBeInTheDocument(); expect(screen.getByText(/shown for review, not marked verified/)).toBeInTheDocument(); unmount(); mockGet.mockRejectedValueOnce(new Error('down')); renderWithProviders(<SourceReadings sourceUuid="s1" channel={channel as never} />); expect(await screen.findByText('Failed to load channel history.')).toBeInTheDocument(); expect(screen.getByText('Quality: unverifiable')).toBeInTheDocument(); expect(screen.getByText(/shown for review, not marked verified/)).toBeInTheDocument() })
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})
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