public void testGetEmbeddedIPv4ClientAddress() {
Inet6Address testIp;
// Test regular global unicast address.
testIp = (Inet6Address) InetAddresses.forString("2001:db8::1");
assertFalse(InetAddresses.hasEmbeddedIPv4ClientAddress(testIp));
// Test ISATAP address.
testIp = (Inet6Address) InetAddresses.forString("2001:db8::5efe:102:304");
assertFalse(InetAddresses.hasEmbeddedIPv4ClientAddress(testIp));
// Test compat address.
testIp = (Inet6Address) InetAddresses.forString("::1.2.3.4");
assertTrue(InetAddresses.hasEmbeddedIPv4ClientAddress(testIp));
InetAddress ipv4 = InetAddresses.forString("1.2.3.4");
assertEquals(ipv4, InetAddresses.getEmbeddedIPv4ClientAddress(testIp));
// Test 6to4 address.
testIp = (Inet6Address) InetAddresses.forString("2002:0102:0304::1");
assertTrue(InetAddresses.hasEmbeddedIPv4ClientAddress(testIp));
ipv4 = InetAddresses.forString("1.2.3.4");
assertEquals(ipv4, InetAddresses.getEmbeddedIPv4ClientAddress(testIp));
// Test Teredo address.
testIp = (Inet6Address) InetAddresses.forString("2001:0000:4136:e378:8000:63bf:3fff:fdd2");
assertTrue(InetAddresses.hasEmbeddedIPv4ClientAddress(testIp));
ipv4 = InetAddresses.forString("192.0.2.45");
assertEquals(ipv4, InetAddresses.getEmbeddedIPv4ClientAddress(testIp));
}
