src/logging/console-prefix.test.ts

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

import { stripRedundantSubsystemPrefixForConsole } from "../logging.js";

describe("stripRedundantSubsystemPrefixForConsole", () => {
  it("drops '<subsystem>:' prefix", () => {
    expect(stripRedundantSubsystemPrefixForConsole("discord: hello", "discord")).toBe("hello");
  });

  it("drops '<Subsystem>:' prefix case-insensitively", () => {
    expect(stripRedundantSubsystemPrefixForConsole("WhatsApp: hello", "whatsapp")).toBe("hello");
  });

  it("drops '<subsystem> ' prefix", () => {
    expect(stripRedundantSubsystemPrefixForConsole("discord gateway: closed", "discord")).toBe(
      "gateway: closed",
    );
  });

  it("drops '[subsystem]' prefix", () => {
    expect(stripRedundantSubsystemPrefixForConsole("[discord] connection stalled", "discord")).toBe(
      "connection stalled",
    );
  });

  it("keeps messages that do not start with the subsystem", () => {
    expect(stripRedundantSubsystemPrefixForConsole("discordant: hello", "discord")).toBe(
      "discordant: hello",
    );
  });
});