/*
 * ====================================================================
 * 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
 * under the License.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */
package org.apache.hc.client5.http.impl.cache;

import java.util.Iterator;
import java.util.Objects;

import org.apache.hc.core5.http.Header;
import org.apache.hc.core5.http.MessageHeaders;
import org.junit.jupiter.api.Assertions;

public class ContainsHeaderMatcher {

    public static void assertContains(final MessageHeaders messageHeaders,
            final String headerName, final Object headerValue) {
        Assertions.assertNotNull(messageHeaders, "Expected headers");
        for (final Iterator<Header> it = messageHeaders.headerIterator(); it.hasNext(); ) {
            final Header header = it.next();
            if (headerName.equalsIgnoreCase(header.getName()) && Objects.equals(headerValue, header.getValue())) {
                return;
            }
        }
        Assertions.fail("Expected header '" + headerName + "' with value '" + headerValue + "'");
    }

}
