/*
 * 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.
 */
package org.apache.tomcat.util.net;

import java.util.Arrays;

import org.junit.Assert;
import org.junit.Assume;
import org.junit.Test;

import org.apache.catalina.startup.Tomcat;
import org.apache.catalina.startup.TomcatBaseTest;
import org.apache.tomcat.util.buf.ByteChunk;
import org.apache.tomcat.util.compat.TLS;

/**
 * The keys and certificates used in this file are all available in svn and were
 * generated using a test CA the files for which are in the Tomcat PMC private
 * repository since not all of them are AL2 licensed.
 *
 * The JSSE implementation of TLSv1.3 only supports authentication during the
 * initial handshake.
 */
public class TestClientCertTls13 extends TomcatBaseTest {

    @Test
    public void testClientCertGet() throws Exception {
        Assume.assumeTrue(TLS.isTlsv13Available());
        getTomcatInstance().start();
        ByteChunk res = getUrl("https://localhost:" + getPort() + "/protected");
        Assert.assertEquals("OK-" + TesterSupport.ROLE, res.toString());
    }

    @Test
    public void testClientCertPost() throws Exception {
        getTomcatInstance().start();

        int size = 32 * 1024;

        byte[] body = new byte[size];
        Arrays.fill(body, TesterSupport.DATA);

        // Protected resource
        ByteChunk res = new ByteChunk();
        int rc = postUrl(body, "https://localhost:" + getPort() + "/protected", res, null);

        Assert.assertEquals(200, rc);
        Assert.assertEquals("OK-" + size, res.toString());
    }

    @Override
    public void setUp() throws Exception {
        super.setUp();

        Tomcat tomcat = getTomcatInstance();

        TesterSupport.configureClientCertContext(tomcat);
        // Need to override some of the previous settings
        tomcat.getConnector().setProperty("sslEnabledProtocols", "TLSv1.3");
        // And add force authentication to occur on the initial handshake
        tomcat.getConnector().setProperty("clientAuth", "required");

        TesterSupport.configureClientSsl();
    }
}

@@ -1435,16 +1435,140 @@
 ndshake.
+ This test requires TLSv1.3 on client and server so it is%0A * skipped unless running on a Java version that supports TLSv1.3.
 %0A */%0Apub
@@ -1996,32 +1996,84 @@
 ows Exception %7B%0A
+        Assume.assumeTrue(TLS.isTlsv13Available());%0A
         getTomca

Add missing check for TLS 1.3