| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed 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 android.net; |
| |
| import java.lang.reflect.Method; |
| import java.net.InetAddress; |
| |
| import android.net.IpPrefix; |
| import android.net.RouteInfo; |
| import android.os.Parcel; |
| |
| import junit.framework.TestCase; |
| import android.test.suitebuilder.annotation.SmallTest; |
| |
| public class RouteInfoTest extends TestCase { |
| |
| private InetAddress Address(String addr) { |
| return InetAddress.parseNumericAddress(addr); |
| } |
| |
| private IpPrefix Prefix(String prefix) { |
| return new IpPrefix(prefix); |
| } |
| |
| @SmallTest |
| public void testConstructor() { |
| RouteInfo r; |
| |
| // Invalid input. |
| try { |
| r = new RouteInfo((IpPrefix) null, null, "rmnet0"); |
| fail("Expected RuntimeException: destination and gateway null"); |
| } catch(RuntimeException e) {} |
| |
| // Null destination is default route. |
| r = new RouteInfo((IpPrefix) null, Address("2001:db8::1"), null); |
| assertEquals(Prefix("::/0"), r.getDestination()); |
| assertEquals(Address("2001:db8::1"), r.getGateway()); |
| assertNull(r.getInterface()); |
| |
| r = new RouteInfo((IpPrefix) null, Address("192.0.2.1"), "wlan0"); |
| assertEquals(Prefix("0.0.0.0/0"), r.getDestination()); |
| assertEquals(Address("192.0.2.1"), r.getGateway()); |
| assertEquals("wlan0", r.getInterface()); |
| |
| // Null gateway sets gateway to unspecified address (why?). |
| r = new RouteInfo(Prefix("2001:db8:beef:cafe::/48"), null, "lo"); |
| assertEquals(Prefix("2001:db8:beef::/48"), r.getDestination()); |
| assertEquals(Address("::"), r.getGateway()); |
| assertEquals("lo", r.getInterface()); |
| |
| r = new RouteInfo(Prefix("192.0.2.5/24"), null); |
| assertEquals(Prefix("192.0.2.0/24"), r.getDestination()); |
| assertEquals(Address("0.0.0.0"), r.getGateway()); |
| assertNull(r.getInterface()); |
| } |
| |
| public void testMatches() { |
| class PatchedRouteInfo { |
| private final RouteInfo mRouteInfo; |
| |
| public PatchedRouteInfo(IpPrefix destination, InetAddress gateway, String iface) { |
| mRouteInfo = new RouteInfo(destination, gateway, iface); |
| } |
| |
| public boolean matches(InetAddress destination) { |
| return mRouteInfo.matches(destination); |
| } |
| } |
| |
| PatchedRouteInfo r; |
| |
| r = new PatchedRouteInfo(Prefix("2001:db8:f00::ace:d00d/127"), null, "rmnet0"); |
| assertTrue(r.matches(Address("2001:db8:f00::ace:d00c"))); |
| assertTrue(r.matches(Address("2001:db8:f00::ace:d00d"))); |
| assertFalse(r.matches(Address("2001:db8:f00::ace:d00e"))); |
| assertFalse(r.matches(Address("2001:db8:f00::bad:d00d"))); |
| assertFalse(r.matches(Address("2001:4868:4860::8888"))); |
| assertFalse(r.matches(Address("8.8.8.8"))); |
| |
| r = new PatchedRouteInfo(Prefix("192.0.2.0/23"), null, "wlan0"); |
| assertTrue(r.matches(Address("192.0.2.43"))); |
| assertTrue(r.matches(Address("192.0.3.21"))); |
| assertFalse(r.matches(Address("192.0.0.21"))); |
| assertFalse(r.matches(Address("8.8.8.8"))); |
| |
| PatchedRouteInfo ipv6Default = new PatchedRouteInfo(Prefix("::/0"), null, "rmnet0"); |
| assertTrue(ipv6Default.matches(Address("2001:db8::f00"))); |
| assertFalse(ipv6Default.matches(Address("192.0.2.1"))); |
| |
| PatchedRouteInfo ipv4Default = new PatchedRouteInfo(Prefix("0.0.0.0/0"), null, "rmnet0"); |
| assertTrue(ipv4Default.matches(Address("255.255.255.255"))); |
| assertTrue(ipv4Default.matches(Address("192.0.2.1"))); |
| assertFalse(ipv4Default.matches(Address("2001:db8::f00"))); |
| } |
| |
| private void assertAreEqual(Object o1, Object o2) { |
| assertTrue(o1.equals(o2)); |
| assertTrue(o2.equals(o1)); |
| } |
| |
| private void assertAreNotEqual(Object o1, Object o2) { |
| assertFalse(o1.equals(o2)); |
| assertFalse(o2.equals(o1)); |
| } |
| |
| public void testEquals() { |
| // IPv4 |
| RouteInfo r1 = new RouteInfo(Prefix("2001:db8:ace::/48"), Address("2001:db8::1"), "wlan0"); |
| RouteInfo r2 = new RouteInfo(Prefix("2001:db8:ace::/48"), Address("2001:db8::1"), "wlan0"); |
| assertAreEqual(r1, r2); |
| |
| RouteInfo r3 = new RouteInfo(Prefix("2001:db8:ace::/49"), Address("2001:db8::1"), "wlan0"); |
| RouteInfo r4 = new RouteInfo(Prefix("2001:db8:ace::/48"), Address("2001:db8::2"), "wlan0"); |
| RouteInfo r5 = new RouteInfo(Prefix("2001:db8:ace::/48"), Address("2001:db8::1"), "rmnet0"); |
| assertAreNotEqual(r1, r3); |
| assertAreNotEqual(r1, r4); |
| assertAreNotEqual(r1, r5); |
| |
| // IPv6 |
| r1 = new RouteInfo(Prefix("192.0.2.0/25"), Address("192.0.2.1"), "wlan0"); |
| r2 = new RouteInfo(Prefix("192.0.2.0/25"), Address("192.0.2.1"), "wlan0"); |
| assertAreEqual(r1, r2); |
| |
| r3 = new RouteInfo(Prefix("192.0.2.0/24"), Address("192.0.2.1"), "wlan0"); |
| r4 = new RouteInfo(Prefix("192.0.2.0/25"), Address("192.0.2.2"), "wlan0"); |
| r5 = new RouteInfo(Prefix("192.0.2.0/25"), Address("192.0.2.1"), "rmnet0"); |
| assertAreNotEqual(r1, r3); |
| assertAreNotEqual(r1, r4); |
| assertAreNotEqual(r1, r5); |
| |
| // Interfaces (but not destinations or gateways) can be null. |
| r1 = new RouteInfo(Prefix("192.0.2.0/25"), Address("192.0.2.1"), null); |
| r2 = new RouteInfo(Prefix("192.0.2.0/25"), Address("192.0.2.1"), null); |
| r3 = new RouteInfo(Prefix("192.0.2.0/24"), Address("192.0.2.1"), "wlan0"); |
| assertAreEqual(r1, r2); |
| assertAreNotEqual(r1, r3); |
| } |
| |
| public void testHostAndDefaultRoutes() { |
| RouteInfo r; |
| |
| r = new RouteInfo(Prefix("0.0.0.0/0"), Address("0.0.0.0"), "wlan0"); |
| assertFalse(r.isHostRoute()); |
| assertTrue(r.isDefaultRoute()); |
| assertTrue(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("::/0"), Address("::"), "wlan0"); |
| assertFalse(r.isHostRoute()); |
| assertTrue(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertTrue(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("192.0.2.0/24"), null, "wlan0"); |
| assertFalse(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("2001:db8::/48"), null, "wlan0"); |
| assertFalse(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("192.0.2.0/32"), Address("0.0.0.0"), "wlan0"); |
| assertTrue(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("2001:db8::/128"), Address("::"), "wlan0"); |
| assertTrue(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("192.0.2.0/32"), null, "wlan0"); |
| assertTrue(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("2001:db8::/128"), null, "wlan0"); |
| assertTrue(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("::/128"), Address("fe80::"), "wlan0"); |
| assertTrue(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| |
| r = new RouteInfo(Prefix("0.0.0.0/32"), Address("192.0.2.1"), "wlan0"); |
| assertTrue(r.isHostRoute()); |
| assertFalse(r.isDefaultRoute()); |
| assertFalse(r.isIPv4Default()); |
| assertFalse(r.isIPv6Default()); |
| } |
| |
| public void testTruncation() { |
| LinkAddress l; |
| RouteInfo r; |
| |
| l = new LinkAddress("192.0.2.5/30"); |
| r = new RouteInfo(l, Address("192.0.2.1"), "wlan0"); |
| assertEquals("192.0.2.4", r.getDestination().getAddress().getHostAddress()); |
| |
| l = new LinkAddress("2001:db8:1:f::5/63"); |
| r = new RouteInfo(l, Address("2001:db8:5::1"), "wlan0"); |
| assertEquals("2001:db8:1:e::", r.getDestination().getAddress().getHostAddress()); |
| } |
| |
| // Make sure that creating routes to multicast addresses doesn't throw an exception. Even though |
| // there's nothing we can do with them, we don't want to crash if, e.g., someone calls |
| // requestRouteToHostAddress("230.0.0.0", MOBILE_HIPRI); |
| public void testMulticastRoute() { |
| RouteInfo r; |
| r = new RouteInfo(Prefix("230.0.0.0/32"), Address("192.0.2.1"), "wlan0"); |
| r = new RouteInfo(Prefix("ff02::1/128"), Address("2001:db8::1"), "wlan0"); |
| // No exceptions? Good. |
| } |
| |
| public RouteInfo passThroughParcel(RouteInfo r) { |
| Parcel p = Parcel.obtain(); |
| RouteInfo r2 = null; |
| try { |
| r.writeToParcel(p, 0); |
| p.setDataPosition(0); |
| r2 = RouteInfo.CREATOR.createFromParcel(p); |
| } finally { |
| p.recycle(); |
| } |
| assertNotNull(r2); |
| return r2; |
| } |
| |
| public void assertParcelingIsLossless(RouteInfo r) { |
| RouteInfo r2 = passThroughParcel(r); |
| assertEquals(r, r2); |
| } |
| |
| public void testParceling() { |
| RouteInfo r; |
| |
| r = new RouteInfo(Prefix("::/0"), Address("2001:db8::"), null); |
| assertParcelingIsLossless(r); |
| |
| r = new RouteInfo(Prefix("192.0.2.0/24"), null, "wlan0"); |
| assertParcelingIsLossless(r); |
| } |
| } |
