import { describe, it, expect, beforeEach } from "bun:test";
import { logger, getRecentLogs } from "./logger";

describe("Logger Buffer", () => {
    // Note: Since the buffer is a module-level variable, it persists across tests.
    // In a real scenario we might want a reset function, but for now we'll just check relative additions.

    it("should add logs to the buffer", () => {
        const initialLength = getRecentLogs().length;
        logger.info("Test Info Log");
        const newLogs = getRecentLogs();

        expect(newLogs.length).toBe(initialLength + 1);
        expect(newLogs[0]?.message).toBe("Test Info Log");
        expect(newLogs[0]?.type).toBe("info");
    });

    it("should cap the buffer size at 50", () => {
        // Fill the buffer
        for (let i = 0; i < 60; i++) {
            logger.debug(`Log overflow test ${i}`);
        }

        const logs = getRecentLogs();
        expect(logs.length).toBeLessThanOrEqual(50);
        expect(logs[0]?.message).toBe("Log overflow test 59");
    });

    it("should handle different log levels", () => {
        logger.error("Critical Error");
        logger.success("Operation Successful");

        const logs = getRecentLogs();
        expect(logs[0]?.type).toBe("success");
        expect(logs[1]?.type).toBe("error");
    });
});