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Diffstat (limited to 'common/tests/unit/src/com/android/net/module/util/netlink/RtNetlinkLinkMessageTest.java')
-rw-r--r--common/tests/unit/src/com/android/net/module/util/netlink/RtNetlinkLinkMessageTest.java192
1 files changed, 0 insertions, 192 deletions
diff --git a/common/tests/unit/src/com/android/net/module/util/netlink/RtNetlinkLinkMessageTest.java b/common/tests/unit/src/com/android/net/module/util/netlink/RtNetlinkLinkMessageTest.java
deleted file mode 100644
index 9db63db1..00000000
--- a/common/tests/unit/src/com/android/net/module/util/netlink/RtNetlinkLinkMessageTest.java
+++ /dev/null
@@ -1,192 +0,0 @@
-/*
- * Copyright (C) 2021 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 com.android.net.module.util.netlink;
-
-import static android.system.OsConstants.NETLINK_ROUTE;
-
-import static com.android.net.module.util.NetworkStackConstants.ETHER_MTU;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.assertTrue;
-
-import android.net.MacAddress;
-import android.system.OsConstants;
-
-import androidx.test.filters.SmallTest;
-import androidx.test.runner.AndroidJUnit4;
-
-import com.android.net.module.util.HexDump;
-
-import org.junit.Test;
-import org.junit.runner.RunWith;
-
-import java.nio.ByteBuffer;
-import java.nio.ByteOrder;
-
-@RunWith(AndroidJUnit4.class)
-@SmallTest
-public class RtNetlinkLinkMessageTest {
-
- // An example of the full RTM_NEWLINK message.
- private static final String RTM_NEWLINK_HEX =
- "64000000100000000000000000000000" // struct nlmsghr
- + "000001001E0000000210000000000000" // struct ifinfo
- + "0A000300776C616E30000000" // IFLA_IFNAME(wlan0)
- + "08000D00B80B0000" // IFLA_PROTINFO
- + "0500100002000000" // IFLA_OPERSTATE
- + "0500110001000000" // IFLA_LINKMODE
- + "08000400DC050000" // IFLA_MTU
- + "0A00010092C3E3C9374E0000" // IFLA_ADDRESS
- + "0A000200FFFFFFFFFFFF0000"; // IFLA_BROADCAST
-
- private ByteBuffer toByteBuffer(final String hexString) {
- return ByteBuffer.wrap(HexDump.hexStringToByteArray(hexString));
- }
-
- @Test
- public void testParseRtmNewLink() {
- final ByteBuffer byteBuffer = toByteBuffer(RTM_NEWLINK_HEX);
- byteBuffer.order(ByteOrder.LITTLE_ENDIAN); // For testing.
- final NetlinkMessage msg = NetlinkMessage.parse(byteBuffer, NETLINK_ROUTE);
- assertNotNull(msg);
- assertTrue(msg instanceof RtNetlinkLinkMessage);
- final RtNetlinkLinkMessage linkMsg = (RtNetlinkLinkMessage) msg;
-
- final StructNlMsgHdr hdr = linkMsg.getHeader();
- assertNotNull(hdr);
- assertEquals(100, hdr.nlmsg_len);
- assertEquals(NetlinkConstants.RTM_NEWLINK, hdr.nlmsg_type);
- assertEquals(0, hdr.nlmsg_flags);
- assertEquals(0, hdr.nlmsg_seq);
- assertEquals(0, hdr.nlmsg_pid);
-
- final StructIfinfoMsg ifinfomsgHdr = linkMsg.getIfinfoHeader();
- assertNotNull(ifinfomsgHdr);
- assertEquals((byte) OsConstants.AF_UNSPEC, ifinfomsgHdr.family);
- assertEquals(OsConstants.ARPHRD_ETHER, ifinfomsgHdr.type);
- assertEquals(30, ifinfomsgHdr.index);
- assertEquals(0, ifinfomsgHdr.change);
-
- assertEquals(ETHER_MTU, linkMsg.getMtu());
- assertEquals(MacAddress.fromString("92:C3:E3:C9:37:4E"), linkMsg.getHardwareAddress());
- assertTrue(linkMsg.getInterfaceName().equals("wlan0"));
- }
-
- /**
- * Example:
- * # adb shell ip tunnel add トン0 mode sit local any remote 8.8.8.8
- * # adb shell ip link show | grep トン
- * 33: トン0@NONE: <POINTOPOINT,NOARP> mtu 1480 qdisc noop state DOWN mode DEFAULT group
- * default qlen 1000
- *
- * IFLA_IFNAME attribute: \x0c\x00\x03\x00\xe3\x83\x88\xe3\x83\xb3\x30\x00
- * length: 0x000c
- * type: 0x0003
- * value: \xe3\x83\x88\xe3\x83\xb3\x30\x00
- * ト (\xe3\x83\x88)
- * ン (\xe3\x83\xb3)
- * 0 (\x30)
- * null terminated (\x00)
- */
- private static final String RTM_NEWLINK_UTF8_HEX =
- "34000000100000000000000000000000" // struct nlmsghr
- + "000001001E0000000210000000000000" // struct ifinfo
- + "08000400DC050000" // IFLA_MTU
- + "0A00010092C3E3C9374E0000" // IFLA_ADDRESS
- + "0C000300E38388E383B33000"; // IFLA_IFNAME(トン0)
-
- @Test
- public void testParseRtmNewLink_utf8Ifname() {
- final ByteBuffer byteBuffer = toByteBuffer(RTM_NEWLINK_UTF8_HEX);
- byteBuffer.order(ByteOrder.LITTLE_ENDIAN); // For testing.
- final NetlinkMessage msg = NetlinkMessage.parse(byteBuffer, NETLINK_ROUTE);
- assertNotNull(msg);
- assertTrue(msg instanceof RtNetlinkLinkMessage);
- final RtNetlinkLinkMessage linkMsg = (RtNetlinkLinkMessage) msg;
-
- assertTrue(linkMsg.getInterfaceName().equals("トン0"));
- }
-
- private static final String RTM_NEWLINK_PACK_HEX =
- "34000000100000000000000000000000" // struct nlmsghr
- + "000001001E0000000210000000000000" // struct ifinfo
- + "08000400DC050000" // IFLA_MTU
- + "0A00010092C3E3C9374E0000" // IFLA_ADDRESS
- + "0A000300776C616E30000000"; // IFLA_IFNAME(wlan0)
-
- @Test
- public void testPackRtmNewLink() {
- final ByteBuffer byteBuffer = toByteBuffer(RTM_NEWLINK_PACK_HEX);
- byteBuffer.order(ByteOrder.LITTLE_ENDIAN); // For testing.
- final NetlinkMessage msg = NetlinkMessage.parse(byteBuffer, NETLINK_ROUTE);
- assertNotNull(msg);
- assertTrue(msg instanceof RtNetlinkLinkMessage);
- final RtNetlinkLinkMessage linkMsg = (RtNetlinkLinkMessage) msg;
-
- final ByteBuffer packBuffer = ByteBuffer.allocate(64);
- packBuffer.order(ByteOrder.LITTLE_ENDIAN); // For testing.
- linkMsg.pack(packBuffer);
- assertEquals(RTM_NEWLINK_PACK_HEX, HexDump.toHexString(packBuffer.array()));
- }
-
- private static final String RTM_NEWLINK_TRUNCATED_HEX =
- "54000000100000000000000000000000" // struct nlmsghr
- + "000001001E0000000210000000000000" // struct ifinfo
- + "08000D00B80B0000" // IFLA_PROTINFO
- + "0500100002000000" // IFLA_OPERSTATE
- + "0800010092C3E3C9" // IFLA_ADDRESS(truncated)
- + "0500110001000000" // IFLA_LINKMODE
- + "0A000300776C616E30000000" // IFLA_IFNAME(wlan0)
- + "08000400DC050000"; // IFLA_MTU
-
- @Test
- public void testTruncatedRtmNewLink() {
- final ByteBuffer byteBuffer = toByteBuffer(RTM_NEWLINK_TRUNCATED_HEX);
- byteBuffer.order(ByteOrder.LITTLE_ENDIAN); // For testing.
- final NetlinkMessage msg = NetlinkMessage.parse(byteBuffer, NETLINK_ROUTE);
- assertNotNull(msg);
- assertTrue(msg instanceof RtNetlinkLinkMessage);
- final RtNetlinkLinkMessage linkMsg = (RtNetlinkLinkMessage) msg;
-
- // Truncated IFLA_ADDRESS attribute doesn't affect parsing other attrs.
- assertNull(linkMsg.getHardwareAddress());
- assertEquals(ETHER_MTU, linkMsg.getMtu());
- assertTrue(linkMsg.getInterfaceName().equals("wlan0"));
- }
-
- @Test
- public void testToString() {
- final ByteBuffer byteBuffer = toByteBuffer(RTM_NEWLINK_HEX);
- byteBuffer.order(ByteOrder.LITTLE_ENDIAN); // For testing.
- final NetlinkMessage msg = NetlinkMessage.parse(byteBuffer, NETLINK_ROUTE);
- assertNotNull(msg);
- assertTrue(msg instanceof RtNetlinkLinkMessage);
- final RtNetlinkLinkMessage linkMsg = (RtNetlinkLinkMessage) msg;
- final String expected = "RtNetlinkLinkMessage{ "
- + "nlmsghdr{"
- + "StructNlMsgHdr{ nlmsg_len{100}, nlmsg_type{16(RTM_NEWLINK)}, nlmsg_flags{0()}, "
- + "nlmsg_seq{0}, nlmsg_pid{0} }}, "
- + "Ifinfomsg{"
- + "family: 0, type: 1, index: 30, flags: 4098, change: 0}, "
- + "Hardware Address{92:c3:e3:c9:37:4e}, " + "MTU{1500}, "
- + "Ifname{wlan0} "
- + "}";
- assertEquals(expected, linkMsg.toString());
- }
-}
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