compose-action/src/services/logger.service.test.ts

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

// Import types directly from the module
import type { LogLevel as LogLevelType } from "./logger.service.js";

// Mock @actions/core before importing the module under test
const warningMock = vi.fn();
const infoMock = vi.fn();
const debugMock = vi.fn();

vi.doMock("@actions/core", () => ({
	warning: warningMock,
	info: infoMock,
	debug: debugMock,
}));

// Dynamic import after mock setup
const { LoggerService, LogLevel } = await import("./logger.service.js");

describe("LoggerService", () => {
	let loggerService: InstanceType<typeof LoggerService>;

	beforeEach(() => {
		vi.clearAllMocks();
		loggerService = new LoggerService();
	});

	describe("warn", () => {
		it("should call warning with the correct message", () => {
			const message = "This is a warning message";
			loggerService.warn(message);
			expect(warningMock).toHaveBeenCalledWith(message);
		});
	});

	describe("info", () => {
		it("should call info with the correct message", () => {
			const message = "This is an info message";
			loggerService.info(message);
			expect(infoMock).toHaveBeenCalledWith(message);
		});
	});

	describe("debug", () => {
		it("should call debug with the correct message", () => {
			const message = "This is a debug message";
			loggerService.debug(message);
			expect(debugMock).toHaveBeenCalledWith(message);
		});
	});

	describe("getServiceLogger", () => {
		it("should return the correct logger function for debug level", () => {
			const logger = loggerService.getServiceLogger(LogLevel.Debug);
			expect(logger).toBe(loggerService.debug);
		});

		it("should return the correct logger function for info level", () => {
			const logger = loggerService.getServiceLogger(LogLevel.Info);
			expect(logger).toBe(loggerService.info);
		});

		it("should default to info level if an unknown level is provided", () => {
			const logger = loggerService.getServiceLogger("unknown" as LogLevelType);
			expect(logger).toBe(loggerService.info);
		});
	});
});