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/*
* Copyright (C) 2013 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.loganalysis.parser;
import com.android.loganalysis.item.TopItem;
import com.android.loganalysis.util.ArrayUtil;
import junit.framework.TestCase;
import java.util.Arrays;
import java.util.List;
/**
* Unit tests for {@link ProcrankParser}
*/
public class TopParserTest extends TestCase {
/**
* Test that the output of the top command is parsed.
*/
public void testTopParser() {
List<String> inputBlock = Arrays.asList(
"User 20%, System 20%, IOW 5%, IRQ 3%",
"User 150 + Nice 50 + Sys 200 + Idle 510 + IOW 60 + IRQ 5 + SIRQ 25 = 1000",
"",
" PID TID PR CPU% S VSS RSS PCY UID Thread Proc",
" 4474 4474 0 2% R 1420K 768K shell top top");
TopItem item = new TopParser().parse(inputBlock);
assertEquals(150, item.getUser());
assertEquals(50, item.getNice());
assertEquals(200, item.getSystem());
assertEquals(510, item.getIdle());
assertEquals(60, item.getIow());
assertEquals(5, item.getIrq());
assertEquals(25, item.getSirq());
assertEquals(1000, item.getTotal());
assertEquals(ArrayUtil.join("\n", inputBlock), item.getText());
}
/**
* Test that the last output is stored.
*/
public void testLastTop() {
List<String> inputBlock = Arrays.asList(
"User 0 + Nice 0 + Sys 0 + Idle 1000 + IOW 0 + IRQ 0 + SIRQ 0 = 1000",
"User 0 + Nice 0 + Sys 0 + Idle 1000 + IOW 0 + IRQ 0 + SIRQ 0 = 1000",
"User 150 + Nice 50 + Sys 200 + Idle 510 + IOW 60 + IRQ 5 + SIRQ 25 = 1000");
TopItem item = new TopParser().parse(inputBlock);
assertEquals(150, item.getUser());
assertEquals(50, item.getNice());
assertEquals(200, item.getSystem());
assertEquals(510, item.getIdle());
assertEquals(60, item.getIow());
assertEquals(5, item.getIrq());
assertEquals(25, item.getSirq());
assertEquals(1000, item.getTotal());
}
/**
* Test that an empty input returns {@code null}.
*/
public void testEmptyInput() {
TopItem item = new TopParser().parse(Arrays.asList(""));
assertNull(item);
}
}
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