import assert from 'node:assert/strict'
import test from 'node:test'
import { parseOverlayLibrary } from '../src/utils/overlayConfig.ts'

test('parseOverlayLibrary accepts simple local raster files', () => {
  assert.deepEqual(
    parseOverlayLibrary([{ id: 'crr', name: ' CRR Logo ', file: 'crr-logo.png' }]),
    [{ id: 'crr', name: 'CRR Logo', file: 'crr-logo.png' }],
  )
})

test('parseOverlayLibrary rejects duplicate ids', () => {
  assert.throws(() => parseOverlayLibrary([
    { id: 'crr', name: 'One', file: 'one.png' },
    { id: 'crr', name: 'Two', file: 'two.png' },
  ]))
})

test('parseOverlayLibrary rejects paths, URLs, and SVG files', () => {
  for (const file of ['../logo.png', 'nested/logo.png', 'https://example.test/logo.png', 'logo.svg']) {
    assert.throws(() => parseOverlayLibrary([{ id: 'bad', name: 'Bad', file }]))
  }
})