logger-levels.test.ts

import { describe, it, expect } from "vitest";
import {
  ConsoleRuntimeLogger,
  InMemoryRuntimeLogger
} from "../../src/logger/runtime-logger.js";

describe("RuntimeLogger warn and debug levels", () => {
  it("InMemoryRuntimeLogger records warn entries", () => {
    const logger = new InMemoryRuntimeLogger();
    logger.warn("test warning", { key: "value" });

    expect(logger.entries).toHaveLength(1);
    expect(logger.entries[0]!.level).toBe("warn");
    expect(logger.entries[0]!.message).toBe("test warning");
    expect(logger.entries[0]!.metadata).toEqual({ key: "value" });
  });

  it("InMemoryRuntimeLogger records debug entries", () => {
    const logger = new InMemoryRuntimeLogger();
    logger.debug("test debug", { trace: true });

    expect(logger.entries).toHaveLength(1);
    expect(logger.entries[0]!.level).toBe("debug");
    expect(logger.entries[0]!.message).toBe("test debug");
    expect(logger.entries[0]!.metadata).toEqual({ trace: true });
  });

  it("ConsoleRuntimeLogger has warn and debug methods", () => {
    const logger = new ConsoleRuntimeLogger();
    expect(typeof logger.warn).toBe("function");
    expect(typeof logger.debug).toBe("function");
    // Should not throw
    logger.warn("console warn test");
    logger.debug("console debug test");
  });

  it("existing info and error levels still work", () => {
    const logger = new InMemoryRuntimeLogger();
    logger.info("info msg");
    logger.error("error msg");

    expect(logger.entries).toHaveLength(2);
    expect(logger.entries[0]!.level).toBe("info");
    expect(logger.entries[1]!.level).toBe("error");
  });
});