diff options
Diffstat (limited to 'common/tests/unit/src/com/android/net/module/util/Inet4AddressUtilsTest.java')
| -rw-r--r-- | common/tests/unit/src/com/android/net/module/util/Inet4AddressUtilsTest.java | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/common/tests/unit/src/com/android/net/module/util/Inet4AddressUtilsTest.java b/common/tests/unit/src/com/android/net/module/util/Inet4AddressUtilsTest.java deleted file mode 100644 index 702bdaf8..00000000 --- a/common/tests/unit/src/com/android/net/module/util/Inet4AddressUtilsTest.java +++ /dev/null @@ -1,223 +0,0 @@ -/* - * Copyright (C) 2020 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; - -import static com.android.net.module.util.Inet4AddressUtils.getBroadcastAddress; -import static com.android.net.module.util.Inet4AddressUtils.getImplicitNetmask; -import static com.android.net.module.util.Inet4AddressUtils.getPrefixMaskAsInet4Address; -import static com.android.net.module.util.Inet4AddressUtils.inet4AddressToIntHTH; -import static com.android.net.module.util.Inet4AddressUtils.inet4AddressToIntHTL; -import static com.android.net.module.util.Inet4AddressUtils.intToInet4AddressHTH; -import static com.android.net.module.util.Inet4AddressUtils.intToInet4AddressHTL; -import static com.android.net.module.util.Inet4AddressUtils.netmaskToPrefixLength; -import static com.android.net.module.util.Inet4AddressUtils.prefixLengthToV4NetmaskIntHTH; -import static com.android.net.module.util.Inet4AddressUtils.prefixLengthToV4NetmaskIntHTL; -import static com.android.net.module.util.Inet4AddressUtils.trimAddressZeros; - -import static junit.framework.Assert.assertEquals; - -import static org.junit.Assert.assertNull; -import static org.junit.Assert.fail; - -import android.net.InetAddresses; - -import androidx.test.filters.SmallTest; -import androidx.test.runner.AndroidJUnit4; - -import org.junit.Test; -import org.junit.runner.RunWith; - -import java.net.Inet4Address; - -@RunWith(AndroidJUnit4.class) -@SmallTest -public class Inet4AddressUtilsTest { - - @Test - public void testInet4AddressToIntHTL() { - assertEquals(0, inet4AddressToIntHTL(ipv4Address("0.0.0.0"))); - assertEquals(0x000080ff, inet4AddressToIntHTL(ipv4Address("255.128.0.0"))); - assertEquals(0x0080ff0a, inet4AddressToIntHTL(ipv4Address("10.255.128.0"))); - assertEquals(0x00feff0a, inet4AddressToIntHTL(ipv4Address("10.255.254.0"))); - assertEquals(0xfeffa8c0, inet4AddressToIntHTL(ipv4Address("192.168.255.254"))); - assertEquals(0xffffa8c0, inet4AddressToIntHTL(ipv4Address("192.168.255.255"))); - } - - @Test - public void testIntToInet4AddressHTL() { - assertEquals(ipv4Address("0.0.0.0"), intToInet4AddressHTL(0)); - assertEquals(ipv4Address("255.128.0.0"), intToInet4AddressHTL(0x000080ff)); - assertEquals(ipv4Address("10.255.128.0"), intToInet4AddressHTL(0x0080ff0a)); - assertEquals(ipv4Address("10.255.254.0"), intToInet4AddressHTL(0x00feff0a)); - assertEquals(ipv4Address("192.168.255.254"), intToInet4AddressHTL(0xfeffa8c0)); - assertEquals(ipv4Address("192.168.255.255"), intToInet4AddressHTL(0xffffa8c0)); - } - - @Test - public void testInet4AddressToIntHTH() { - assertEquals(0, inet4AddressToIntHTH(ipv4Address("0.0.0.0"))); - assertEquals(0xff800000, inet4AddressToIntHTH(ipv4Address("255.128.0.0"))); - assertEquals(0x0aff8000, inet4AddressToIntHTH(ipv4Address("10.255.128.0"))); - assertEquals(0x0afffe00, inet4AddressToIntHTH(ipv4Address("10.255.254.0"))); - assertEquals(0xc0a8fffe, inet4AddressToIntHTH(ipv4Address("192.168.255.254"))); - assertEquals(0xc0a8ffff, inet4AddressToIntHTH(ipv4Address("192.168.255.255"))); - } - - @Test - public void testIntToInet4AddressHTH() { - assertEquals(ipv4Address("0.0.0.0"), intToInet4AddressHTH(0)); - assertEquals(ipv4Address("255.128.0.0"), intToInet4AddressHTH(0xff800000)); - assertEquals(ipv4Address("10.255.128.0"), intToInet4AddressHTH(0x0aff8000)); - assertEquals(ipv4Address("10.255.254.0"), intToInet4AddressHTH(0x0afffe00)); - assertEquals(ipv4Address("192.168.255.254"), intToInet4AddressHTH(0xc0a8fffe)); - assertEquals(ipv4Address("192.168.255.255"), intToInet4AddressHTH(0xc0a8ffff)); - } - - - @Test - public void testPrefixLengthToV4NetmaskIntHTL() { - assertEquals(0, prefixLengthToV4NetmaskIntHTL(0)); - assertEquals(0x000080ff /* 255.128.0.0 */, prefixLengthToV4NetmaskIntHTL(9)); - assertEquals(0x0080ffff /* 255.255.128.0 */, prefixLengthToV4NetmaskIntHTL(17)); - assertEquals(0x00feffff /* 255.255.254.0 */, prefixLengthToV4NetmaskIntHTL(23)); - assertEquals(0xfeffffff /* 255.255.255.254 */, prefixLengthToV4NetmaskIntHTL(31)); - assertEquals(0xffffffff /* 255.255.255.255 */, prefixLengthToV4NetmaskIntHTL(32)); - } - - @Test - public void testPrefixLengthToV4NetmaskIntHTH() { - assertEquals(0, prefixLengthToV4NetmaskIntHTH(0)); - assertEquals(0xff800000 /* 255.128.0.0 */, prefixLengthToV4NetmaskIntHTH(9)); - assertEquals(0xffff8000 /* 255.255.128.0 */, prefixLengthToV4NetmaskIntHTH(17)); - assertEquals(0xfffffe00 /* 255.255.254.0 */, prefixLengthToV4NetmaskIntHTH(23)); - assertEquals(0xfffffffe /* 255.255.255.254 */, prefixLengthToV4NetmaskIntHTH(31)); - assertEquals(0xffffffff /* 255.255.255.255 */, prefixLengthToV4NetmaskIntHTH(32)); - } - - @Test(expected = IllegalArgumentException.class) - public void testPrefixLengthToV4NetmaskIntHTH_NegativeLength() { - prefixLengthToV4NetmaskIntHTH(-1); - } - - @Test(expected = IllegalArgumentException.class) - public void testPrefixLengthToV4NetmaskIntHTH_LengthTooLarge() { - prefixLengthToV4NetmaskIntHTH(33); - } - - private void checkAddressMasking(String expectedAddr, String addr, int prefixLength) { - final int prefix = prefixLengthToV4NetmaskIntHTH(prefixLength); - final int addrInt = inet4AddressToIntHTH(ipv4Address(addr)); - assertEquals(ipv4Address(expectedAddr), intToInet4AddressHTH(prefix & addrInt)); - } - - @Test - public void testPrefixLengthToV4NetmaskIntHTH_MaskAddr() { - checkAddressMasking("192.168.0.0", "192.168.128.1", 16); - checkAddressMasking("255.240.0.0", "255.255.255.255", 12); - checkAddressMasking("255.255.255.255", "255.255.255.255", 32); - checkAddressMasking("0.0.0.0", "255.255.255.255", 0); - } - - @Test - public void testGetImplicitNetmask() { - assertEquals(8, getImplicitNetmask(ipv4Address("4.2.2.2"))); - assertEquals(8, getImplicitNetmask(ipv4Address("10.5.6.7"))); - assertEquals(16, getImplicitNetmask(ipv4Address("173.194.72.105"))); - assertEquals(16, getImplicitNetmask(ipv4Address("172.23.68.145"))); - assertEquals(24, getImplicitNetmask(ipv4Address("192.0.2.1"))); - assertEquals(24, getImplicitNetmask(ipv4Address("192.168.5.1"))); - assertEquals(32, getImplicitNetmask(ipv4Address("224.0.0.1"))); - assertEquals(32, getImplicitNetmask(ipv4Address("255.6.7.8"))); - } - - private void assertInvalidNetworkMask(Inet4Address addr) { - try { - netmaskToPrefixLength(addr); - fail("Invalid netmask " + addr.getHostAddress() + " did not cause exception"); - } catch (IllegalArgumentException expected) { - } - } - - @Test - public void testNetmaskToPrefixLength() { - assertEquals(0, netmaskToPrefixLength(ipv4Address("0.0.0.0"))); - assertEquals(9, netmaskToPrefixLength(ipv4Address("255.128.0.0"))); - assertEquals(17, netmaskToPrefixLength(ipv4Address("255.255.128.0"))); - assertEquals(23, netmaskToPrefixLength(ipv4Address("255.255.254.0"))); - assertEquals(31, netmaskToPrefixLength(ipv4Address("255.255.255.254"))); - assertEquals(32, netmaskToPrefixLength(ipv4Address("255.255.255.255"))); - - assertInvalidNetworkMask(ipv4Address("0.0.0.1")); - assertInvalidNetworkMask(ipv4Address("255.255.255.253")); - assertInvalidNetworkMask(ipv4Address("255.255.0.255")); - } - - @Test - public void testGetPrefixMaskAsAddress() { - assertEquals("255.255.240.0", getPrefixMaskAsInet4Address(20).getHostAddress()); - assertEquals("255.0.0.0", getPrefixMaskAsInet4Address(8).getHostAddress()); - assertEquals("0.0.0.0", getPrefixMaskAsInet4Address(0).getHostAddress()); - assertEquals("255.255.255.255", getPrefixMaskAsInet4Address(32).getHostAddress()); - } - - @Test - public void testGetBroadcastAddress() { - assertEquals("192.168.15.255", - getBroadcastAddress(ipv4Address("192.168.0.123"), 20).getHostAddress()); - assertEquals("192.255.255.255", - getBroadcastAddress(ipv4Address("192.168.0.123"), 8).getHostAddress()); - assertEquals("192.168.0.123", - getBroadcastAddress(ipv4Address("192.168.0.123"), 32).getHostAddress()); - assertEquals("255.255.255.255", - getBroadcastAddress(ipv4Address("192.168.0.123"), 0).getHostAddress()); - } - - @Test(expected = IllegalArgumentException.class) - public void testGetBroadcastAddress_PrefixTooLarge() { - getBroadcastAddress(ipv4Address("192.168.0.123"), 33); - } - - @Test(expected = IllegalArgumentException.class) - public void testGetBroadcastAddress_NegativePrefix() { - getBroadcastAddress(ipv4Address("192.168.0.123"), -1); - } - - @Test(expected = IllegalArgumentException.class) - public void testGetPrefixMaskAsAddress_PrefixTooLarge() { - getPrefixMaskAsInet4Address(33); - } - - @Test(expected = IllegalArgumentException.class) - public void testGetPrefixMaskAsAddress_NegativePrefix() { - getPrefixMaskAsInet4Address(-1); - } - - @Test - public void testTrimAddressZeros() { - assertNull(trimAddressZeros(null)); - assertEquals("$invalid&", trimAddressZeros("$invalid&")); - assertEquals("example.com", trimAddressZeros("example.com")); - assertEquals("a.b.c.d", trimAddressZeros("a.b.c.d")); - - assertEquals("192.0.2.2", trimAddressZeros("192.000.02.2")); - assertEquals("192.0.2.2", trimAddressZeros("192.0.2.2")); - } - - private Inet4Address ipv4Address(String addr) { - return (Inet4Address) InetAddresses.parseNumericAddress(addr); - } -} |