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

import { mattermostPlugin } from "./channel.js";

describe("mattermostPlugin", () => {
  describe("messaging", () => {
    it("keeps @username targets", () => {
      const normalize = mattermostPlugin.messaging?.normalizeTarget;
      if (!normalize) return;

      expect(normalize("@Alice")).toBe("@Alice");
      expect(normalize("@alice")).toBe("@alice");
    });

    it("normalizes mattermost: prefix to user:", () => {
      const normalize = mattermostPlugin.messaging?.normalizeTarget;
      if (!normalize) return;

      expect(normalize("mattermost:USER123")).toBe("user:USER123");
    });
  });

  describe("pairing", () => {
    it("normalizes allowlist entries", () => {
      const normalize = mattermostPlugin.pairing?.normalizeAllowEntry;
      if (!normalize) return;

      expect(normalize("@Alice")).toBe("alice");
      expect(normalize("user:USER123")).toBe("user123");
    });
  });

  describe("config", () => {
    it("formats allowFrom entries", () => {
      const formatAllowFrom = mattermostPlugin.config.formatAllowFrom;

      const formatted = formatAllowFrom({
        allowFrom: ["@Alice", "user:USER123", "mattermost:BOT999"],
      });
      expect(formatted).toEqual(["@alice", "user123", "bot999"]);
    });
  });
});