Automate RC8 release journeys

frontend/src/hooks/useTemporalComparison.test.tsx

@@ -0,0 +1,72 @@
+import { act, renderHook } from '@testing-library/react'
+import { describe, expect, it, vi } from 'vitest'
+import type { TemporalComparisonResponse, VectorSelectionBBox } from '../types'
+
+const mocks = vi.hoisted(() => ({
+  compare: vi.fn(),
+}))
+
+vi.mock('../services/api/temporal', () => ({
+  temporalApi: {
+    compare: mocks.compare,
+  },
+}))
+
+import { useTemporalComparison } from './useTemporalComparison'
+
+const bbox: VectorSelectionBBox = {
+  min_x: 4.98,
+  min_y: 51.15,
+  max_x: 5.02,
+  max_y: 51.19,
+  crs: 'EPSG:4326',
+}
+
+describe('useTemporalComparison', () => {
+  it('fails locally when no project is active', async () => {
+    const { result } = renderHook(() => useTemporalComparison(null))
+    let response: TemporalComparisonResponse | null = null
+    await act(async () => {
+      response = await result.current.compareTemporalSnapshots('earlier', 'later', bbox)
+    })
+    expect(response).toBeNull()
+    expect(result.current.temporalComparisonError).toContain('project')
+    expect(mocks.compare).not.toHaveBeenCalled()
+  })
+
+  it('requires two explicit snapshots before calling the API', async () => {
+    const { result } = renderHook(() => useTemporalComparison('project-1'))
+    await act(async () => {
+      await result.current.compareTemporalSnapshots('', 'later', bbox)
+    })
+    expect(result.current.temporalComparisonError).toContain('twee meetmomenten')
+    expect(mocks.compare).not.toHaveBeenCalled()
+  })
+
+  it('persists the compatible comparison result in hook state', async () => {
+    const comparison = {
+      project_id: 'project-1',
+      earlier_dataset_id: 'earlier',
+      later_dataset_id: 'later',
+      warnings: [],
+    } as unknown as TemporalComparisonResponse
+    mocks.compare.mockResolvedValueOnce(comparison)
+    const { result } = renderHook(() => useTemporalComparison('project-1'))
+
+    let response: TemporalComparisonResponse | null = null
+    await act(async () => {
+      response = await result.current.compareTemporalSnapshots('earlier', 'later', bbox, 'area-1')
+    })
+
+    expect(response).toEqual(comparison)
+    expect(result.current.temporalComparison).toEqual(comparison)
+    expect(result.current.temporalComparisonError).toBeNull()
+    expect(mocks.compare).toHaveBeenCalledWith('project-1', {
+      earlier_dataset_id: 'earlier',
+      later_dataset_id: 'later',
+      bbox,
+      area_id: 'area-1',
+      preview_limit: 500,
+    })
+  })
+})