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/*
* Copyright (C) 2019 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.util
import android.os.Build
import android.system.NetlinkSocketAddress
import android.system.Os
import android.system.OsConstants.AF_INET
import android.system.OsConstants.ETH_P_ALL
import android.system.OsConstants.IPPROTO_UDP
import android.system.OsConstants.RTMGRP_NEIGH
import android.system.OsConstants.SOCK_DGRAM
import android.system.PacketSocketAddress
import androidx.test.filters.SmallTest
import androidx.test.runner.AndroidJUnit4
import com.android.testutils.DevSdkIgnoreRule
import com.android.testutils.DevSdkIgnoreRule.IgnoreUpTo
import org.junit.Assert.assertEquals
import org.junit.Assert.assertFalse
import org.junit.Assert.assertTrue
import org.junit.Assert.fail
import org.junit.Rule
import org.junit.Test
import org.junit.runner.RunWith
private const val TEST_INDEX = 123
private const val TEST_PORT = 555
private const val FF_BYTE = 0xff.toByte()
@RunWith(AndroidJUnit4::class)
@SmallTest
class SocketUtilsTest {
@Rule @JvmField
val ignoreRule = DevSdkIgnoreRule()
@Test
fun testMakeNetlinkSocketAddress() {
val nlAddress = SocketUtils.makeNetlinkSocketAddress(TEST_PORT, RTMGRP_NEIGH)
if (nlAddress is NetlinkSocketAddress) {
assertEquals(TEST_PORT, nlAddress.getPortId())
assertEquals(RTMGRP_NEIGH, nlAddress.getGroupsMask())
} else {
fail("Not NetlinkSocketAddress object")
}
}
@Test
fun testMakePacketSocketAddress_Q() {
val pkAddress = SocketUtils.makePacketSocketAddress(ETH_P_ALL, TEST_INDEX)
assertTrue("Not PacketSocketAddress object", pkAddress is PacketSocketAddress)
val pkAddress2 = SocketUtils.makePacketSocketAddress(TEST_INDEX, ByteArray(6) { FF_BYTE })
assertTrue("Not PacketSocketAddress object", pkAddress2 is PacketSocketAddress)
}
@Test @IgnoreUpTo(Build.VERSION_CODES.Q)
fun testMakePacketSocketAddress() {
val pkAddress = SocketUtils.makePacketSocketAddress(
ETH_P_ALL, TEST_INDEX, ByteArray(6) { FF_BYTE })
assertTrue("Not PacketSocketAddress object", pkAddress is PacketSocketAddress)
}
@Test
fun testCloseSocket() {
// Expect no exception happening with null object.
SocketUtils.closeSocket(null)
val fd = Os.socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP)
assertTrue(fd.valid())
SocketUtils.closeSocket(fd)
assertFalse(fd.valid())
// Expecting socket should be still invalid even closed socket again.
SocketUtils.closeSocket(fd)
assertFalse(fd.valid())
}
}
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