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

import { highlightTextSegments } from "@/lib/guides/highlights";

describe("Extra text highlights", () => {
  it("colors every exact occurrence while preserving surrounding text", () => {
    expect(highlightTextSegments("MASSIVE damage\nMASSIVE range", [
      { text: "MASSIVE", color: "#FF0000" },
    ])).toEqual([
      { text: "MASSIVE", color: "#FF0000" },
      { text: " damage\n", color: null },
      { text: "MASSIVE", color: "#FF0000" },
      { text: " range", color: null },
    ]);
  });

  it("prefers the longer phrase when highlights overlap", () => {
    expect(highlightTextSegments("very high damage", [
      { text: "high", color: "#00FF00" },
      { text: "high damage", color: "#FF0000" },
    ])).toEqual([
      { text: "very ", color: null },
      { text: "high damage", color: "#FF0000" },
    ]);
  });
});