feat: media picker and image removal

web/src/lib/__tests__/bodyImageIds.spec.ts

@@ -0,0 +1,22 @@
+import { describe, expect, it } from 'vitest'
+import { bodyImageIds } from '../bodyImageIds'
+
+describe('bodyImageIds', () => {
+	it('lists the ids of the images that carry data-image-id', () => {
+		const body =
+			'<p>a</p><img src="/a.jpg" alt="" data-image-id="1"><p>b</p><img data-image-id="4" src="/b.svg">'
+
+		expect(bodyImageIds(body)).toEqual([1, 4])
+	})
+
+	it('ignores images without an id and non numeric ids', () => {
+		const body =
+			'<img src="/a.jpg"><img src="/b.jpg" data-image-id="abc"><img data-image-id="">'
+
+		expect(bodyImageIds(body)).toEqual([])
+	})
+
+	it('returns nothing for a body without images', () => {
+		expect(bodyImageIds('<p>Hello</p>')).toEqual([])
+	})
+})