import { beforeEach, describe, expect, test } from "vitest";
import { EventFormatter } from "../../src/util";

describe("EventFormatter", () => {
    let eventFormatter: EventFormatter;

    beforeEach(() => {
        eventFormatter = new EventFormatter("App.Events");
    });

    test("prepends an event with a namespace and replaces dot separators with backslashes", () => {
        let formatted = eventFormatter.format("Users.UserCreated");

        expect(formatted).toBe("App\\Events\\Users\\UserCreated");
    });

    test("does not prepend a namespace when an event starts with a dot", () => {
        let formatted = eventFormatter.format(".App\\Users\\UserCreated");

        expect(formatted).toBe("App\\Users\\UserCreated");
    });

    test("does not prepend a namespace when an event starts with a backslash", () => {
        let formatted = eventFormatter.format("\\App\\Users\\UserCreated");

        expect(formatted).toBe("App\\Users\\UserCreated");
    });

    test("does not replace dot separators when the event starts with a dot", () => {
        let formatted = eventFormatter.format(".users.created");

        expect(formatted).toBe("users.created");
    });

    test("does not replace dot separators when the event starts with a backslash", () => {
        let formatted = eventFormatter.format("\\users.created");

        expect(formatted).toBe("users.created");
    });

    test("does not prepend a namespace when none is set", () => {
        let eventFormatter = new EventFormatter(false);

        let formatted = eventFormatter.format("Users.UserCreated");

        expect(formatted).toBe("Users\\UserCreated");
    });
});