import { describe, expect, it } from "vitest";

import { normalizeEditorText } from "./ckeditor-utils";

describe("normalizeEditorText", () => {
  it("converts null and undefined to empty string", () => {
    // GIVEN / WHEN / THEN
    expect(normalizeEditorText(null)).toBe("");
    expect(normalizeEditorText(undefined)).toBe("");
  });

  it("converts string 'null' and 'undefined' to empty string", () => {
    // GIVEN / WHEN / THEN
    expect(normalizeEditorText("null")).toBe("");
    expect(normalizeEditorText("undefined")).toBe("");
  });

  it("preserves valid empty string", () => {
    // GIVEN / WHEN / THEN
    expect(normalizeEditorText("")).toBe("");
  });

  it("preserves HTML and text content", () => {
    // GIVEN / WHEN / THEN
    expect(normalizeEditorText("<p>Hello world</p>")).toBe("<p>Hello world</p>");
    expect(normalizeEditorText("Some regular text")).toBe("Some regular text");
  });

  it("converts numbers to string", () => {
    // GIVEN / WHEN / THEN
    expect(normalizeEditorText(123)).toBe("123");
  });
});