import assert from "node:assert/strict"
import { describe, it } from "node:test"
import { ensureMinimalTipTapDoc, isEmptyTipTapDoc } from "./richtext-content.ts"

describe("richtext-content", () => {
  it("detects empty TipTap documents", () => {
    assert.equal(isEmptyTipTapDoc(undefined), true)
    assert.equal(
      isEmptyTipTapDoc({ type: "doc", content: [{ type: "paragraph" }] }),
      true
    )
    assert.equal(
      isEmptyTipTapDoc({
        type: "doc",
        content: [{ type: "paragraph", content: [{ type: "text", text: "Hello" }] }],
      }),
      false
    )
  })

  it("ensureMinimalTipTapDoc fills missing blocks", () => {
    assert.deepEqual(ensureMinimalTipTapDoc(undefined), {
      type: "doc",
      content: [{ type: "paragraph" }],
    })
    assert.deepEqual(ensureMinimalTipTapDoc({ type: "doc", content: [] }), {
      type: "doc",
      content: [{ type: "paragraph" }],
    })
    const existing = { type: "doc", content: [{ type: "paragraph" }] }
    assert.equal(ensureMinimalTipTapDoc(existing), existing)
  })
})