Function nextSibling

packages/runtime-test/src/nodeOps.ts:222–229

(node: TestNode)

}

function nextSibling(node: TestNode): TestNode | null {
  const parent = node.parentNode
  if (!parent) {
    return null
  }
  const i = parent.children.indexOf(node)
  return parent.children[i + 1] || null
}

function querySelector(): never {
  throw new Error('querySelector not supported in test renderer.')