Function createIndex

packages/db/tests/btree-index-undefined-values.test.ts:117–119

(propName: string)

 */
describe(`BTreeIndex - undefined value handling`, () => {
  function createIndex(propName: string): BTreeIndex<string> {
    return new BTreeIndex<string>(1, new PropRef([propName]), `test_index`)
  }

  describe(`take vs takeFromStart`, () => {
    it(`should distinguish take(n, undefined) from takeFromStart(n)`, () => {