import { afterEach, describe, expect, it, vi } from "vitest";
import { createConsoleSink } from "../src/index";
import type { LogEvent } from "../src/index";

function event(overrides: Partial<LogEvent> = {}): LogEvent {
    return {
        level: "debug",
        namespace: "API",
        arguments: ["hello"],
        timestamp: new Date(),
        environment: "development",
        sendToSentryLogs: false,
        sendToSentryIssue: false,
        sendToConsole: true,
        ...overrides,
    };
}

describe("createConsoleSink", () => {
    afterEach(() => {
        vi.restoreAllMocks();
    });

    it("appends [async] to the namespace label when event.async is set", () => {
        const debug = vi.spyOn(console, "debug").mockImplementation(() => undefined);
        createConsoleSink().emit(event({ async: true }));
        expect(debug).toHaveBeenCalled();
        const first = debug.mock.calls[0]?.[0];
        expect(String(first)).toContain("[API][async]");
    });

    it("omits [async] for synchronous events", () => {
        const debug = vi.spyOn(console, "debug").mockImplementation(() => undefined);
        createConsoleSink().emit(event());
        expect(debug).toHaveBeenCalled();
        const first = debug.mock.calls[0]?.[0];
        expect(String(first)).toContain("[API]");
        expect(String(first)).not.toContain("[async]");
    });
});