import { describe, expect, it } from "vitest";
import { getMarkdownListMarker } from "./markdown-list";

describe("getMarkdownListMarker", () => {
  it("returns a bullet marker for unordered list items", () => {
    expect(
      getMarkdownListMarker(
        { index: 0 },
        [{ type: "bullet_list" }]
      )
    ).toEqual({
      isOrdered: false,
      marker: "•",
    });
  });

  it("returns numbered markers for ordered list items", () => {
    expect(
      getMarkdownListMarker(
        { index: 1, markup: "." },
        [{ type: "ordered_list" }]
      )
    ).toEqual({
      isOrdered: true,
      marker: "2.",
    });
  });

  it("respects ordered list start attribute", () => {
    expect(
      getMarkdownListMarker(
        { index: 2, markup: ")" },
        [{ type: "ordered_list", attributes: { start: "5" } }]
      )
    ).toEqual({
      isOrdered: true,
      marker: "7)",
    });
  });

  it("prefers the nearest list ancestor in nested lists", () => {
    expect(
      getMarkdownListMarker(
        { index: 0, markup: "." },
        [{ type: "ordered_list" }, { type: "bullet_list" }]
      )
    ).toEqual({
      isOrdered: true,
      marker: "1.",
    });
  });
});