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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package com.android.loganalysis.parser;
     17 
     18 import com.android.loganalysis.item.ProcrankItem;
     19 import com.android.loganalysis.util.ArrayUtil;
     20 
     21 import junit.framework.TestCase;
     22 
     23 import java.util.Arrays;
     24 import java.util.List;
     25 
     26 /**
     27  * Unit tests for {@link ProcrankParser}
     28  */
     29 public class ProcrankParserTest extends TestCase {
     30 
     31     /**
     32      * Test that normal input is parsed.
     33      */
     34     public void testProcRankParserShortLine() {
     35         List<String> inputBlock = Arrays.asList(
     36                 "  PID      Vss      Rss      Pss      Uss  cmdline",
     37                 "  178   87136K   81684K   52829K   50012K  system_server",
     38                 " 1313   78128K   77996K   48603K   45812K  com.google.android.apps.maps",
     39                 " 3247   61652K   61492K   33122K   30972K  com.android.browser",
     40                 "  334   55740K   55572K   29629K   28360K  com.android.launcher",
     41                 " 2072   51348K   51172K   24263K   22812K  android.process.acore",
     42                 " 1236   51440K   51312K   22911K   20608K  com.android.settings",
     43                 "                 51312K   22911K   20608K  invalid.format",
     44                 "                          ------   ------  ------",
     45                 "                          203624K  163604K  TOTAL",
     46                 "RAM: 731448K total, 415804K free, 9016K buffers, 108548K cached",
     47                 "[procrank: 1.6s elapsed]");
     48 
     49         ProcrankItem procrank = new ProcrankParser().parse(inputBlock);
     50 
     51         // Ensures that only valid lines are parsed. Only 6 of the 11 lines under the header are
     52         // valid.
     53         assertEquals(6, procrank.getPids().size());
     54 
     55         // Make sure all expected rows are present, and do a diagonal check of values
     56         assertEquals((Integer) 87136, procrank.getVss(178));
     57         assertEquals((Integer) 77996, procrank.getRss(1313));
     58         assertEquals((Integer) 33122, procrank.getPss(3247));
     59         assertEquals((Integer) 28360, procrank.getUss(334));
     60         assertEquals("android.process.acore", procrank.getProcessName(2072));
     61         assertEquals(ArrayUtil.join("\n", inputBlock), procrank.getText());
     62     }
     63 
     64     /**
     65      * Test that normal input is parsed.
     66      */
     67     public void testProcRankParserLongLine() {
     68         List<String> inputBlock = Arrays.asList(
     69                 "  PID       Vss      Rss      Pss      Uss     Swap    PSwap    USwap    ZSwap  cmdline",
     70                 " 6711  3454396K  146300K  108431K  105524K   31540K   20522K   20188K    4546K  com.google.android.GoogleCamera",
     71                 " 1515  2535920K  131984K   93750K   89440K   42676K   31792K   31460K    7043K  system_server",
     72                 "19906  2439540K  130228K   85418K   69296K   11680K     353K       0K      78K  com.android.chrome:sandboxed_process10",
     73                 "13790  2596308K  124424K   75673K   69680K   11336K     334K       0K      74K  com.google.android.youtube",
     74                 " 9288  2437704K  119496K   74288K   69532K   11344K     334K       0K      74K  com.google.android.videos",
     75                 "                           51312K   22911K   20608K       0K       0K       0K  invalid.format",
     76                 "                           ------   ------   ------   ------   ------   ------  ------",
     77                 "                         1061237K  940460K  619796K  225468K  201688K   49950K  TOTAL",
     78                 "ZRAM: 52892K physical used for 238748K in swap (520908K total swap)",
     79                 "RAM: 1857348K total, 51980K free, 3780K buffers, 456272K cached, 29220K shmem, 97560K slab",
     80                 "[/system/xbin/su: 3.260s elapsed]");
     81 
     82         ProcrankItem procrank = new ProcrankParser().parse(inputBlock);
     83 
     84         // Ensures that only valid lines are parsed. Only 6 of the 11 lines under the header are
     85         // valid.
     86         assertEquals(5, procrank.getPids().size());
     87 
     88         // Make sure all expected rows are present, and do a diagonal check of values
     89         assertEquals((Integer) 3454396, procrank.getVss(6711));
     90         assertEquals((Integer) 146300, procrank.getRss(6711));
     91         assertEquals((Integer) 108431, procrank.getPss(6711));
     92         assertEquals((Integer) 105524, procrank.getUss(6711));
     93         assertEquals("com.google.android.GoogleCamera", procrank.getProcessName(6711));
     94         assertEquals(ArrayUtil.join("\n", inputBlock), procrank.getText());
     95     }
     96 
     97     /**
     98      * Test that an empty input returns {@code null}.
     99      */
    100     public void testEmptyInput() {
    101         ProcrankItem item = new ProcrankParser().parse(Arrays.asList(""));
    102         assertNull(item);
    103     }
    104 }
    105 
    106