tests/unit/Errors.test.ts

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
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 */

import { isWildcardAddress } from "../../src/utils/Errors";

describe("isWildcardAddress", () => {
  test("returns true for IPv4/IPv6 wildcard (listen-all) addresses", () => {
    for (const h of ["0.0.0.0", "::", "0:0:0:0:0:0:0:0", "[::]", "[0.0.0.0]"]) {
      expect(isWildcardAddress(h)).toBe(true);
    }
  });

  test("returns false for real addresses", () => {
    for (const h of ["127.0.0.1", "::1", "10.0.0.1", "example.com", "[::1]"]) {
      expect(isWildcardAddress(h)).toBe(false);
    }
  });
});