1 /* 2 * Copyright (C) 2018 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 17 package com.android.ahat; 18 19 import com.android.ahat.heapdump.AhatInstance; 20 import com.android.ahat.heapdump.AhatSnapshot; 21 import com.android.ahat.heapdump.Site; 22 import java.io.IOException; 23 import java.util.List; 24 import org.junit.Test; 25 26 import static org.junit.Assert.assertEquals; 27 import static org.junit.Assert.assertTrue; 28 29 public class ObjectsHandlerTest { 30 @Test getObjects()31 public void getObjects() throws IOException { 32 TestDump dump = TestDump.getTestDump(); 33 AhatSnapshot snapshot = dump.getAhatSnapshot(); 34 35 Site root = snapshot.getRootSite(); 36 37 // We expect a single instance of DumpedStuff 38 List<AhatInstance> dumped = ObjectsHandler.getObjects( 39 root, "DumpedStuff", /* subclass */ false, /* heapName */ null); 40 assertEquals(1, dumped.size()); 41 assertTrue(dumped.get(0).getClassName().equals("DumpedStuff")); 42 43 // We expect no direct instances of SuperDumpedStuff 44 List<AhatInstance> direct = ObjectsHandler.getObjects( 45 root, "SuperDumpedStuff", /* subclass */ false, /* heapName */ null); 46 assertTrue(direct.isEmpty()); 47 48 // We expect one subclass instance of SuperDumpedStuff 49 List<AhatInstance> subclass = ObjectsHandler.getObjects( 50 root, "SuperDumpedStuff", /* subclass */ true, /* heapName */ null); 51 assertEquals(1, subclass.size()); 52 assertTrue(subclass.get(0).getClassName().equals("DumpedStuff")); 53 assertEquals(dumped.get(0), subclass.get(0)); 54 } 55 } 56