Files
frameworks_base/tests/net/java/android/net/NetworkCapabilitiesTest.java
Chalard Jean d1d8b627dd Fix setCapabilities.
P introduced setSSID, UIDs and unwanted capabilities.
None of these exhibit commutative behavior through combineCapabilities
because their semantics don't allow it. Therefore
NetworkRequest.setCapabilities() is badly broken around any of
these. Look at the comments in the new tests to realize the
extent of the damage.

Clean cherry-pick of ag/4083952

Bug: 79748782
Test: new tests written, old tests pass
Change-Id: Iafe074126132a82af37f4bf056c4a7b8d56bdc83
Merged-In: Ia5bebf8a233775367bbf1b788870528934ecbcfb
Merged-In: I13d7782a6c0c7b1f94137995bbb0d257a58d89c1
2018-06-06 08:24:43 +00:00

506 lines
22 KiB
Java

/*
* Copyright (C) 2017 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 static android.net.NetworkCapabilities.LINK_BANDWIDTH_UNSPECIFIED;
import static android.net.NetworkCapabilities.NET_CAPABILITY_CAPTIVE_PORTAL;
import static android.net.NetworkCapabilities.NET_CAPABILITY_CBS;
import static android.net.NetworkCapabilities.NET_CAPABILITY_EIMS;
import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET;
import static android.net.NetworkCapabilities.NET_CAPABILITY_MMS;
import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_METERED;
import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_RESTRICTED;
import static android.net.NetworkCapabilities.NET_CAPABILITY_OEM_PAID;
import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_ROAMING;
import static android.net.NetworkCapabilities.NET_CAPABILITY_NOT_VPN;
import static android.net.NetworkCapabilities.NET_CAPABILITY_VALIDATED;
import static android.net.NetworkCapabilities.NET_CAPABILITY_WIFI_P2P;
import static android.net.NetworkCapabilities.RESTRICTED_CAPABILITIES;
import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
import static android.net.NetworkCapabilities.UNRESTRICTED_CAPABILITIES;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import android.os.Parcel;
import android.support.test.runner.AndroidJUnit4;
import android.test.suitebuilder.annotation.SmallTest;
import android.util.ArraySet;
import org.junit.Test;
import org.junit.runner.RunWith;
import java.util.Set;
@RunWith(AndroidJUnit4.class)
@SmallTest
public class NetworkCapabilitiesTest {
private static final String TEST_SSID = "TEST_SSID";
private static final String DIFFERENT_TEST_SSID = "DIFFERENT_TEST_SSID";
@Test
public void testMaybeMarkCapabilitiesRestricted() {
// verify EIMS is restricted
assertEquals((1 << NET_CAPABILITY_EIMS) & RESTRICTED_CAPABILITIES,
(1 << NET_CAPABILITY_EIMS));
// verify CBS is also restricted
assertEquals((1 << NET_CAPABILITY_CBS) & RESTRICTED_CAPABILITIES,
(1 << NET_CAPABILITY_CBS));
// verify default is not restricted
assertEquals((1 << NET_CAPABILITY_INTERNET) & RESTRICTED_CAPABILITIES, 0);
// just to see
assertEquals(RESTRICTED_CAPABILITIES & UNRESTRICTED_CAPABILITIES, 0);
// check that internet does not get restricted
NetworkCapabilities netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_INTERNET);
netCap.maybeMarkCapabilitiesRestricted();
assertTrue(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// metered-ness shouldn't matter
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_INTERNET);
netCap.addCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertTrue(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_INTERNET);
netCap.removeCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertTrue(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// add EIMS - bundled with unrestricted means it's unrestricted
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_INTERNET);
netCap.addCapability(NET_CAPABILITY_EIMS);
netCap.addCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertTrue(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_INTERNET);
netCap.addCapability(NET_CAPABILITY_EIMS);
netCap.removeCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertTrue(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// just a restricted cap should be restricted regardless of meteredness
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_EIMS);
netCap.addCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertFalse(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_EIMS);
netCap.removeCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertFalse(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// try 2 restricted caps
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_CBS);
netCap.addCapability(NET_CAPABILITY_EIMS);
netCap.addCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertFalse(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
netCap = new NetworkCapabilities();
netCap.addCapability(NET_CAPABILITY_CBS);
netCap.addCapability(NET_CAPABILITY_EIMS);
netCap.removeCapability(NET_CAPABILITY_NOT_METERED);
netCap.maybeMarkCapabilitiesRestricted();
assertFalse(netCap.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
}
@Test
public void testDescribeImmutableDifferences() {
NetworkCapabilities nc1;
NetworkCapabilities nc2;
// Transports changing
nc1 = new NetworkCapabilities().addTransportType(TRANSPORT_CELLULAR);
nc2 = new NetworkCapabilities().addTransportType(TRANSPORT_WIFI);
assertNotEquals("", nc1.describeImmutableDifferences(nc2));
assertEquals("", nc1.describeImmutableDifferences(nc1));
// Mutable capability changing
nc1 = new NetworkCapabilities().addCapability(NET_CAPABILITY_VALIDATED);
nc2 = new NetworkCapabilities();
assertEquals("", nc1.describeImmutableDifferences(nc2));
assertEquals("", nc1.describeImmutableDifferences(nc1));
// NOT_METERED changing (http://b/63326103)
nc1 = new NetworkCapabilities()
.addCapability(NET_CAPABILITY_NOT_METERED)
.addCapability(NET_CAPABILITY_INTERNET);
nc2 = new NetworkCapabilities().addCapability(NET_CAPABILITY_INTERNET);
assertEquals("", nc1.describeImmutableDifferences(nc2));
assertEquals("", nc1.describeImmutableDifferences(nc1));
// Immutable capability changing
nc1 = new NetworkCapabilities()
.addCapability(NET_CAPABILITY_INTERNET)
.removeCapability(NET_CAPABILITY_NOT_RESTRICTED);
nc2 = new NetworkCapabilities().addCapability(NET_CAPABILITY_INTERNET);
assertNotEquals("", nc1.describeImmutableDifferences(nc2));
assertEquals("", nc1.describeImmutableDifferences(nc1));
// Specifier changing
nc1 = new NetworkCapabilities().addTransportType(TRANSPORT_WIFI);
nc2 = new NetworkCapabilities()
.addTransportType(TRANSPORT_WIFI)
.setNetworkSpecifier(new StringNetworkSpecifier("specs"));
assertNotEquals("", nc1.describeImmutableDifferences(nc2));
assertEquals("", nc1.describeImmutableDifferences(nc1));
}
@Test
public void testLinkBandwidthUtils() {
assertEquals(LINK_BANDWIDTH_UNSPECIFIED, NetworkCapabilities
.minBandwidth(LINK_BANDWIDTH_UNSPECIFIED, LINK_BANDWIDTH_UNSPECIFIED));
assertEquals(10, NetworkCapabilities
.minBandwidth(LINK_BANDWIDTH_UNSPECIFIED, 10));
assertEquals(10, NetworkCapabilities
.minBandwidth(10, LINK_BANDWIDTH_UNSPECIFIED));
assertEquals(10, NetworkCapabilities
.minBandwidth(10, 20));
assertEquals(LINK_BANDWIDTH_UNSPECIFIED, NetworkCapabilities
.maxBandwidth(LINK_BANDWIDTH_UNSPECIFIED, LINK_BANDWIDTH_UNSPECIFIED));
assertEquals(10, NetworkCapabilities
.maxBandwidth(LINK_BANDWIDTH_UNSPECIFIED, 10));
assertEquals(10, NetworkCapabilities
.maxBandwidth(10, LINK_BANDWIDTH_UNSPECIFIED));
assertEquals(20, NetworkCapabilities
.maxBandwidth(10, 20));
}
@Test
public void testSetUids() {
final NetworkCapabilities netCap = new NetworkCapabilities();
final Set<UidRange> uids = new ArraySet<>();
uids.add(new UidRange(50, 100));
uids.add(new UidRange(3000, 4000));
netCap.setUids(uids);
assertTrue(netCap.appliesToUid(50));
assertTrue(netCap.appliesToUid(80));
assertTrue(netCap.appliesToUid(100));
assertTrue(netCap.appliesToUid(3000));
assertTrue(netCap.appliesToUid(3001));
assertFalse(netCap.appliesToUid(10));
assertFalse(netCap.appliesToUid(25));
assertFalse(netCap.appliesToUid(49));
assertFalse(netCap.appliesToUid(101));
assertFalse(netCap.appliesToUid(2000));
assertFalse(netCap.appliesToUid(100000));
assertTrue(netCap.appliesToUidRange(new UidRange(50, 100)));
assertTrue(netCap.appliesToUidRange(new UidRange(70, 72)));
assertTrue(netCap.appliesToUidRange(new UidRange(3500, 3912)));
assertFalse(netCap.appliesToUidRange(new UidRange(1, 100)));
assertFalse(netCap.appliesToUidRange(new UidRange(49, 100)));
assertFalse(netCap.appliesToUidRange(new UidRange(1, 10)));
assertFalse(netCap.appliesToUidRange(new UidRange(60, 101)));
assertFalse(netCap.appliesToUidRange(new UidRange(60, 3400)));
NetworkCapabilities netCap2 = new NetworkCapabilities();
// A new netcap object has null UIDs, so anything will satisfy it.
assertTrue(netCap2.satisfiedByUids(netCap));
// Still not equal though.
assertFalse(netCap2.equalsUids(netCap));
netCap2.setUids(uids);
assertTrue(netCap2.satisfiedByUids(netCap));
assertTrue(netCap.equalsUids(netCap2));
assertTrue(netCap2.equalsUids(netCap));
uids.add(new UidRange(600, 700));
netCap2.setUids(uids);
assertFalse(netCap2.satisfiedByUids(netCap));
assertFalse(netCap.appliesToUid(650));
assertTrue(netCap2.appliesToUid(650));
netCap.combineCapabilities(netCap2);
assertTrue(netCap2.satisfiedByUids(netCap));
assertTrue(netCap.appliesToUid(650));
assertFalse(netCap.appliesToUid(500));
assertTrue(new NetworkCapabilities().satisfiedByUids(netCap));
netCap.combineCapabilities(new NetworkCapabilities());
assertTrue(netCap.appliesToUid(500));
assertTrue(netCap.appliesToUidRange(new UidRange(1, 100000)));
assertFalse(netCap2.appliesToUid(500));
assertFalse(netCap2.appliesToUidRange(new UidRange(1, 100000)));
assertTrue(new NetworkCapabilities().satisfiedByUids(netCap));
}
@Test
public void testParcelNetworkCapabilities() {
final Set<UidRange> uids = new ArraySet<>();
uids.add(new UidRange(50, 100));
uids.add(new UidRange(3000, 4000));
final NetworkCapabilities netCap = new NetworkCapabilities()
.addCapability(NET_CAPABILITY_INTERNET)
.setUids(uids)
.addCapability(NET_CAPABILITY_EIMS)
.addCapability(NET_CAPABILITY_NOT_METERED);
assertEqualsThroughMarshalling(netCap);
netCap.setSSID(TEST_SSID);
assertEqualsThroughMarshalling(netCap);
}
@Test
public void testOemPaid() {
NetworkCapabilities nc = new NetworkCapabilities();
// By default OEM_PAID is neither in the unwanted or required lists and the network is not
// restricted.
assertFalse(nc.hasUnwantedCapability(NET_CAPABILITY_OEM_PAID));
assertFalse(nc.hasCapability(NET_CAPABILITY_OEM_PAID));
nc.maybeMarkCapabilitiesRestricted();
assertTrue(nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// Adding OEM_PAID to capability list should make network restricted.
nc.addCapability(NET_CAPABILITY_OEM_PAID);
nc.addCapability(NET_CAPABILITY_INTERNET); // Combine with unrestricted capability.
nc.maybeMarkCapabilitiesRestricted();
assertTrue(nc.hasCapability(NET_CAPABILITY_OEM_PAID));
assertFalse(nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// Now let's make request for OEM_PAID network.
NetworkCapabilities nr = new NetworkCapabilities();
nr.addCapability(NET_CAPABILITY_OEM_PAID);
nr.maybeMarkCapabilitiesRestricted();
assertTrue(nr.satisfiedByNetworkCapabilities(nc));
// Request fails for network with the default capabilities.
assertFalse(nr.satisfiedByNetworkCapabilities(new NetworkCapabilities()));
}
@Test
public void testUnwantedCapabilities() {
NetworkCapabilities network = new NetworkCapabilities();
NetworkCapabilities request = new NetworkCapabilities();
assertTrue("Request: " + request + ", Network:" + network,
request.satisfiedByNetworkCapabilities(network));
// Requesting absence of capabilities that network doesn't have. Request should satisfy.
request.addUnwantedCapability(NET_CAPABILITY_WIFI_P2P);
request.addUnwantedCapability(NET_CAPABILITY_NOT_METERED);
assertTrue(request.satisfiedByNetworkCapabilities(network));
assertArrayEquals(new int[] {NET_CAPABILITY_WIFI_P2P,
NET_CAPABILITY_NOT_METERED},
request.getUnwantedCapabilities());
// This is a default capability, just want to make sure its there because we use it below.
assertTrue(network.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// Verify that adding unwanted capability will effectively remove it from capability list.
request.addUnwantedCapability(NET_CAPABILITY_NOT_RESTRICTED);
assertTrue(request.hasUnwantedCapability(NET_CAPABILITY_NOT_RESTRICTED));
assertFalse(request.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
// Now this request won't be satisfied because network contains NOT_RESTRICTED.
assertFalse(request.satisfiedByNetworkCapabilities(network));
network.removeCapability(NET_CAPABILITY_NOT_RESTRICTED);
assertTrue(request.satisfiedByNetworkCapabilities(network));
// Verify that adding capability will effectively remove it from unwanted list
request.addCapability(NET_CAPABILITY_NOT_RESTRICTED);
assertTrue(request.hasCapability(NET_CAPABILITY_NOT_RESTRICTED));
assertFalse(request.hasUnwantedCapability(NET_CAPABILITY_NOT_RESTRICTED));
assertFalse(request.satisfiedByNetworkCapabilities(network));
network.addCapability(NET_CAPABILITY_NOT_RESTRICTED);
assertTrue(request.satisfiedByNetworkCapabilities(network));
}
@Test
public void testEqualsNetCapabilities() {
NetworkCapabilities nc1 = new NetworkCapabilities();
NetworkCapabilities nc2 = new NetworkCapabilities();
assertTrue(nc1.equalsNetCapabilities(nc2));
assertEquals(nc1, nc2);
nc1.addCapability(NET_CAPABILITY_MMS);
assertFalse(nc1.equalsNetCapabilities(nc2));
assertNotEquals(nc1, nc2);
nc2.addCapability(NET_CAPABILITY_MMS);
assertTrue(nc1.equalsNetCapabilities(nc2));
assertEquals(nc1, nc2);
nc1.addUnwantedCapability(NET_CAPABILITY_INTERNET);
assertFalse(nc1.equalsNetCapabilities(nc2));
nc2.addUnwantedCapability(NET_CAPABILITY_INTERNET);
assertTrue(nc1.equalsNetCapabilities(nc2));
nc1.removeCapability(NET_CAPABILITY_INTERNET);
assertFalse(nc1.equalsNetCapabilities(nc2));
nc2.removeCapability(NET_CAPABILITY_INTERNET);
assertTrue(nc1.equalsNetCapabilities(nc2));
}
@Test
public void testSSID() {
NetworkCapabilities nc1 = new NetworkCapabilities();
NetworkCapabilities nc2 = new NetworkCapabilities();
assertTrue(nc2.satisfiedBySSID(nc1));
nc1.setSSID(TEST_SSID);
assertTrue(nc2.satisfiedBySSID(nc1));
nc2.setSSID("different " + TEST_SSID);
assertFalse(nc2.satisfiedBySSID(nc1));
assertTrue(nc1.satisfiedByImmutableNetworkCapabilities(nc2));
assertFalse(nc1.satisfiedByNetworkCapabilities(nc2));
}
private ArraySet<UidRange> uidRange(int from, int to) {
final ArraySet<UidRange> range = new ArraySet<>(1);
range.add(new UidRange(from, to));
return range;
}
@Test
public void testCombineCapabilities() {
NetworkCapabilities nc1 = new NetworkCapabilities();
NetworkCapabilities nc2 = new NetworkCapabilities();
nc1.addUnwantedCapability(NET_CAPABILITY_CAPTIVE_PORTAL);
nc1.addCapability(NET_CAPABILITY_NOT_ROAMING);
assertNotEquals(nc1, nc2);
nc2.combineCapabilities(nc1);
assertEquals(nc1, nc2);
assertTrue(nc2.hasCapability(NET_CAPABILITY_NOT_ROAMING));
assertTrue(nc2.hasUnwantedCapability(NET_CAPABILITY_CAPTIVE_PORTAL));
// This will effectively move NOT_ROAMING capability from required to unwanted for nc1.
nc1.addUnwantedCapability(NET_CAPABILITY_NOT_ROAMING);
nc2.combineCapabilities(nc1);
// We will get this capability in both requested and unwanted lists thus this request
// will never be satisfied.
assertTrue(nc2.hasCapability(NET_CAPABILITY_NOT_ROAMING));
assertTrue(nc2.hasUnwantedCapability(NET_CAPABILITY_NOT_ROAMING));
nc1.setSSID(TEST_SSID);
nc2.combineCapabilities(nc1);
assertTrue(TEST_SSID.equals(nc2.getSSID()));
// Because they now have the same SSID, the following call should not throw
nc2.combineCapabilities(nc1);
nc1.setSSID(DIFFERENT_TEST_SSID);
try {
nc2.combineCapabilities(nc1);
fail("Expected IllegalStateException: can't combine different SSIDs");
} catch (IllegalStateException expected) {}
nc1.setSSID(TEST_SSID);
nc1.setUids(uidRange(10, 13));
assertNotEquals(nc1, nc2);
nc2.combineCapabilities(nc1); // Everything + 10~13 is still everything.
assertNotEquals(nc1, nc2);
nc1.combineCapabilities(nc2); // 10~13 + everything is everything.
assertEquals(nc1, nc2);
nc1.setUids(uidRange(10, 13));
nc2.setUids(uidRange(20, 23));
assertNotEquals(nc1, nc2);
nc1.combineCapabilities(nc2);
assertTrue(nc1.appliesToUid(12));
assertFalse(nc2.appliesToUid(12));
assertTrue(nc1.appliesToUid(22));
assertTrue(nc2.appliesToUid(22));
}
@Test
public void testSetCapabilities() {
final int[] REQUIRED_CAPABILITIES = new int[] {
NET_CAPABILITY_INTERNET, NET_CAPABILITY_NOT_VPN };
final int[] UNWANTED_CAPABILITIES = new int[] {
NET_CAPABILITY_NOT_RESTRICTED, NET_CAPABILITY_NOT_METERED
};
NetworkCapabilities nc1 = new NetworkCapabilities();
NetworkCapabilities nc2 = new NetworkCapabilities();
nc1.setCapabilities(REQUIRED_CAPABILITIES, UNWANTED_CAPABILITIES);
assertArrayEquals(REQUIRED_CAPABILITIES, nc1.getCapabilities());
// Verify that setting and adding capabilities leads to the same object state.
nc2.clearAll();
for (int cap : REQUIRED_CAPABILITIES) {
nc2.addCapability(cap);
}
for (int cap : UNWANTED_CAPABILITIES) {
nc2.addUnwantedCapability(cap);
}
assertEquals(nc1, nc2);
}
private void assertEqualsThroughMarshalling(NetworkCapabilities netCap) {
Parcel p = Parcel.obtain();
netCap.writeToParcel(p, /* flags */ 0);
p.setDataPosition(0);
byte[] marshalledData = p.marshall();
p = Parcel.obtain();
p.unmarshall(marshalledData, 0, marshalledData.length);
p.setDataPosition(0);
assertEquals(NetworkCapabilities.CREATOR.createFromParcel(p), netCap);
}
@Test
public void testSet() {
NetworkCapabilities nc1 = new NetworkCapabilities();
NetworkCapabilities nc2 = new NetworkCapabilities();
nc1.addUnwantedCapability(NET_CAPABILITY_CAPTIVE_PORTAL);
nc1.addCapability(NET_CAPABILITY_NOT_ROAMING);
assertNotEquals(nc1, nc2);
nc2.set(nc1);
assertEquals(nc1, nc2);
assertTrue(nc2.hasCapability(NET_CAPABILITY_NOT_ROAMING));
assertTrue(nc2.hasUnwantedCapability(NET_CAPABILITY_CAPTIVE_PORTAL));
// This will effectively move NOT_ROAMING capability from required to unwanted for nc1.
nc1.addUnwantedCapability(NET_CAPABILITY_NOT_ROAMING);
nc1.setSSID(TEST_SSID);
nc2.set(nc1);
assertEquals(nc1, nc2);
// Contrary to combineCapabilities, set() will have removed the NOT_ROAMING capability
// from nc2.
assertFalse(nc2.hasCapability(NET_CAPABILITY_NOT_ROAMING));
assertTrue(nc2.hasUnwantedCapability(NET_CAPABILITY_NOT_ROAMING));
assertTrue(TEST_SSID.equals(nc2.getSSID()));
nc1.setSSID(DIFFERENT_TEST_SSID);
nc2.set(nc1);
assertEquals(nc1, nc2);
assertTrue(DIFFERENT_TEST_SSID.equals(nc2.getSSID()));
nc1.setUids(uidRange(10, 13));
nc2.set(nc1); // Overwrites, as opposed to combineCapabilities
assertEquals(nc1, nc2);
}
}