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/*
* Copyright (C) 2016 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.server.wifi.hotspot2;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.when;
import static org.mockito.MockitoAnnotations.initMocks;
import androidx.test.filters.SmallTest;
import com.android.server.wifi.Clock;
import com.android.server.wifi.hotspot2.ANQPData;
import com.android.server.wifi.hotspot2.AnqpCache;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
/**
* Unit tests for {@link com.android.server.wifi.hotspot2.AnqpCache}.
*
* TODO(b/33000864): add more test once the ANQP elements cleanup are completed, which will
* allow easy construction of ANQP elements for testing.
*/
@SmallTest
public class AnqpCacheTest {
private static final ANQPNetworkKey ENTRY_KEY = new ANQPNetworkKey("test", 0L, 0L, 1);
@Mock Clock mClock;
AnqpCache mCache;
/**
* Sets up test.
*/
@Before
public void setUp() throws Exception {
initMocks(this);
// Returning the initial timestamp.
when(mClock.getElapsedSinceBootMillis()).thenReturn(0L);
mCache = new AnqpCache(mClock);
}
/**
* Verify expectation for addEntry and getEntry.
*
* @throws Exception
*/
@Test
public void addAndGetEntry() throws Exception {
mCache.addEntry(ENTRY_KEY, null);
ANQPData data = mCache.getEntry(ENTRY_KEY);
assertNotNull(data);
assertTrue(data.getElements().isEmpty());
}
/**
* Verify that getting a non-existing entry will return a null.
*
* @throws Exception
*/
@Test
public void getNonExistEntry() throws Exception {
assertNull(mCache.getEntry(ENTRY_KEY));
}
/**
* Verify the expectation for the sweep function (expired entries will be removed).
*
* @throws Exception
*/
@Test
public void sweepRemoveExpiredEntry() throws Exception {
mCache.addEntry(ENTRY_KEY, null);
// Sweep the cache when the entry is not expired.
when(mClock.getElapsedSinceBootMillis())
.thenReturn(AnqpCache.CACHE_SWEEP_INTERVAL_MILLISECONDS);
mCache.sweep();
assertNotNull(mCache.getEntry(ENTRY_KEY));
// Sweep the cache when the entry is expired.
when(mClock.getElapsedSinceBootMillis()).thenReturn(ANQPData.DATA_LIFETIME_MILLISECONDS);
mCache.sweep();
assertNull(mCache.getEntry(ENTRY_KEY));
}
}
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