Automate RC8 release journeys

frontend/src/components/map/mapWorkspaceUtils.test.ts

@@ -0,0 +1,50 @@
+import { describe, expect, it } from 'vitest'
+import {
+  bboxesEqual,
+  normalizeBboxFromCorners,
+  parseBboxInput,
+  resultMetricLabel,
+  selectionAreaSquareMetres,
+} from './mapWorkspaceUtils'
+import type { VectorSelectionResponse } from '../../types'
+
+describe('map workspace selection guards', () => {
+  it('normalizes drag corners into an EPSG:4326 bbox', () => {
+    expect(normalizeBboxFromCorners([5.2, 51.3], [4.8, 50.9])).toEqual({
+      min_x: 4.8,
+      min_y: 50.9,
+      max_x: 5.2,
+      max_y: 51.3,
+      crs: 'EPSG:4326',
+    })
+  })
+
+  it('rejects empty, inverted and degenerate manual selections', () => {
+    expect(parseBboxInput({ min_x: '', min_y: '', max_x: '', max_y: '' })).toBeNull()
+    expect(parseBboxInput({ min_x: '5', min_y: '51', max_x: '4', max_y: '52' })).toBeNull()
+    expect(parseBboxInput({ min_x: '4', min_y: '51', max_x: '4', max_y: '52' })).toBeNull()
+  })
+
+  it('treats sub-nanodegree bbox drift as the same persisted selection', () => {
+    const bbox = normalizeBboxFromCorners([4.98, 51.15], [5.02, 51.19])
+    expect(bboxesEqual(bbox, { ...bbox, max_x: bbox.max_x + 1e-10 })).toBe(true)
+    expect(bboxesEqual(bbox, { ...bbox, max_x: bbox.max_x + 1e-5 })).toBe(false)
+  })
+
+  it('computes a positive bounded selection area and renders governed metrics', () => {
+    const bbox = normalizeBboxFromCorners([5.0, 51.0], [5.01, 51.01])
+    expect(selectionAreaSquareMetres(bbox)).toBeGreaterThan(700_000)
+    expect(selectionAreaSquareMetres(bbox)).toBeLessThan(900_000)
+
+    const result = {
+      feature_count: 12,
+      truncated: false,
+      summary: {
+        metric_key: 'forest_area',
+        metric_value: 14.236,
+        metric_unit: 'ha',
+      },
+    } as unknown as VectorSelectionResponse
+    expect(resultMetricLabel(result)).toBe('14,24 ha')
+  })
+})