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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 com.android.server.wifi.util;
import static com.android.server.wifi.WifiMetricsTestUtil.assertKeyCountsEqual;
import static com.android.server.wifi.WifiMetricsTestUtil.buildInt32Count;
import androidx.test.filters.SmallTest;
import com.android.server.wifi.WifiBaseTest;
import com.android.server.wifi.proto.nano.WifiMetricsProto.Int32Count;
import org.junit.Test;
/**
* Unit tests for IntCounter.
*/
@SmallTest
public class IntCounterTest extends WifiBaseTest {
private static final int[] TEST_KEYS = {
100, 20, 34, 5656, 3535, 6456, -1231, -4235, 20, 3535, -5, 100, 6456, 34, -4235, -4235
};
/**
* Tests when the counter is empty.
*/
@Test
public void testEmpty() {
IntCounter counter = new IntCounter();
assertKeyCountsEqual(new Int32Count[0], counter.toProto());
}
/**
* Tests adding to the counter.
*/
@Test
public void testAddToCounter() {
IntCounter counter = new IntCounter();
for (int k : TEST_KEYS) {
counter.increment(k);
}
Int32Count[] expected = {
buildInt32Count(-4235, 3),
buildInt32Count(-1231, 1),
buildInt32Count(-5, 1),
buildInt32Count(20, 2),
buildInt32Count(34, 2),
buildInt32Count(100, 2),
buildInt32Count(3535, 2),
buildInt32Count(5656, 1),
buildInt32Count(6456, 2),
};
assertKeyCountsEqual(expected, counter.toProto());
}
/**
* Tests adding to clamped counter.
*/
@Test
public void testAddToClampedCounter() {
IntCounter counter = new IntCounter(-5, 100);
for (int k : TEST_KEYS) {
counter.increment(k);
}
Int32Count[] expected = {
buildInt32Count(-5, 5),
buildInt32Count(20, 2),
buildInt32Count(34, 2),
buildInt32Count(100, 7),
};
assertKeyCountsEqual(expected, counter.toProto());
}
}
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