/*
 * 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.camel.test;

import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.MulticastSocket;
import java.net.ServerSocket;

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

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatThrownBy;


public class AvailablePortFinderTest {

    @Test
    public void testNotAvailableTcpPort() throws Exception {
        int p1 = AvailablePortFinder.getNextAvailable();
        ServerSocket socket = new ServerSocket(p1);
        int p2 = AvailablePortFinder.getNextAvailable();
        Assert.assertFalse("Port " + p1 + " Port2 " + p2, p1 == p2);
        socket.close();
    }

    @Test
    public void testNotAvailableUdpPort() throws Exception {
        int p1 = AvailablePortFinder.getNextAvailable();
        DatagramSocket socket = new DatagramSocket(p1);
        int p2 = AvailablePortFinder.getNextAvailable();
        Assert.assertFalse("Port " + p1 + " Port2 " + p2, p1 == p2);
        socket.close();
    }

    @Test
    public void testNotAvailableMulticastPort() throws Exception {
        int p1 = AvailablePortFinder.getNextAvailable();
        MulticastSocket socket = new MulticastSocket(null);
        socket.setReuseAddress(false); // true is default for MulticastSocket, we wan to fail if port is occupied
        socket.bind(new InetSocketAddress(InetAddress.getLocalHost(), p1));
        int p2 = AvailablePortFinder.getNextAvailable();
        Assert.assertFalse("Port " + p1 + " Port2 " + p2, p1 == p2);
        socket.close();
    }

    @Test
    public void testAvailablePortFinderPropertiesFunction() throws Exception {
        AvailablePortFinderPropertiesFunction function = new AvailablePortFinderPropertiesFunction();

        assertThat(function.apply("test")).isSameAs(function.apply("test"));
        assertThat(function.apply("")).isEqualTo("");
        assertThat(function.apply(null)).isNull();

        // range
        assertThat(Integer.parseInt(function.apply("test:1024-49151"))).isBetween(1024, 49150);

        // validation
        assertThatThrownBy(() -> function.apply("test:")).isInstanceOf(IllegalArgumentException.class);
        assertThatThrownBy(() -> function.apply("test:-")).isInstanceOf(IllegalArgumentException.class);

        assertThatThrownBy(() -> function.apply("test:1024"))
            .isInstanceOf(IllegalArgumentException.class)
            .hasMessageContaining("Unable to parse from range");

        assertThatThrownBy(() -> function.apply("test:1024-"))
            .isInstanceOf(IllegalArgumentException.class)
            .hasMessageContaining("Unable to parse to range");

        assertThatThrownBy(() -> function.apply("test:-1234"))
            .isInstanceOf(IllegalArgumentException.class)
            .hasMessageContaining("Unable to parse from range");
    }
}

@@ -2792,24 +2792,128 @@
 ).isNull();%0A
+    %7D%0A%0A    @Test%0A    public void testAvailablePortFinderPropertiesFunctionWithRange() throws Exception %7B
 %0A        // 
@@ -2954,38 +2954,32 @@
 arseInt(function
-.apply
 (%22test:1024-4915
@@ -3068,30 +3068,24 @@
  -%3E function
-.apply
 (%22test:%22)).i
@@ -3162,38 +3162,32 @@
 y(() -%3E function
-.apply
 (%22test:-%22)).isIn
@@ -3262,38 +3262,32 @@
 y(() -%3E function
-.apply
 (%22test:1024%22))%0A 
@@ -3281,24 +3281,28 @@
 est:1024%22))%0A
+    
             
@@ -3351,32 +3351,36 @@
 ss)%0A            
+ 
+   
 .hasMessageConta
@@ -3454,30 +3454,24 @@
  -%3E function
-.apply
 (%22test:1024-
@@ -3478,32 +3478,36 @@
 %22))%0A            
+ 
+   
 .isInstanceOf(Il
@@ -3528,32 +3528,36 @@
 xception.class)%0A
+    
             .has
@@ -3641,30 +3641,24 @@
  -%3E function
-.apply
 (%22test:-1234
@@ -3657,24 +3657,28 @@
 st:-1234%22))%0A
+    
             
@@ -3727,32 +3727,36 @@
 ss)%0A            
+  
+  
 .hasMessageConta
@@ -3797,11 +3797,150 @@
 );%0A    %7D
+%0A%0A    private static String function(String remainder) %7B%0A        return new AvailablePortFinderPropertiesFunction().apply(remainder);%0A    %7D
 %0A%7D%0A

Fix AvailablePortFinderTest tests