import { describe, expect, it } from "vitest";
import { readServerBinding } from "../../src/settings/server.js";

describe("readServerBinding", () => {
  it("honors the configured bind host and port", () => {
    expect(readServerBinding({ HOST: "127.0.0.2", PORT: "9100" })).toEqual({
      host: "127.0.0.2",
      port: 9100,
    });
  });

  it.each(["0", "65536", "1.5", "not-a-port"])('rejects invalid PORT="%s"', (port) => {
    expect(() => readServerBinding({ HOST: "127.0.0.1", PORT: port })).toThrow(
      "PORT must be an integer between 1 and 65535",
    );
  });

  it("rejects a bind URL in place of a host", () => {
    expect(() => readServerBinding({ HOST: "https://127.0.0.1", PORT: "8788" })).toThrow(
      "HOST must be a hostname or IP address",
    );
  });
});