| /* |
| * 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.ahat; |
| |
| import com.android.ahat.heapdump.AhatHeap; |
| import com.android.ahat.heapdump.AhatInstance; |
| import java.io.IOException; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| |
| public class DiffTest { |
| @Test |
| public void diffMatchedHeap() throws IOException { |
| TestDump dump = TestDump.getTestDump(); |
| AhatHeap a = dump.getAhatSnapshot().getHeap("app"); |
| assertNotNull(a); |
| AhatHeap b = dump.getBaselineAhatSnapshot().getHeap("app"); |
| assertNotNull(b); |
| assertEquals(a.getBaseline(), b); |
| assertEquals(b.getBaseline(), a); |
| } |
| |
| @Test |
| public void diffUnchanged() throws IOException { |
| TestDump dump = TestDump.getTestDump(); |
| |
| AhatInstance a = dump.getDumpedAhatInstance("unchangedObject"); |
| assertNotNull(a); |
| |
| AhatInstance b = dump.getBaselineDumpedAhatInstance("unchangedObject"); |
| assertNotNull(b); |
| assertEquals(a, b.getBaseline()); |
| assertEquals(b, a.getBaseline()); |
| assertEquals(a.getSite(), b.getSite().getBaseline()); |
| assertEquals(b.getSite(), a.getSite().getBaseline()); |
| } |
| |
| @Test |
| public void diffAdded() throws IOException { |
| TestDump dump = TestDump.getTestDump(); |
| |
| AhatInstance a = dump.getDumpedAhatInstance("addedObject"); |
| assertNotNull(a); |
| assertNull(dump.getBaselineDumpedAhatInstance("addedObject")); |
| assertTrue(a.getBaseline().isPlaceHolder()); |
| } |
| |
| @Test |
| public void diffRemoved() throws IOException { |
| TestDump dump = TestDump.getTestDump(); |
| |
| assertNull(dump.getDumpedAhatInstance("removedObject")); |
| AhatInstance b = dump.getBaselineDumpedAhatInstance("removedObject"); |
| assertNotNull(b); |
| assertTrue(b.getBaseline().isPlaceHolder()); |
| } |
| |
| @Test |
| public void diffClassRemoved() throws IOException { |
| TestDump dump = TestDump.getTestDump("O.hprof", "L.hprof", null); |
| AhatHandler handler = new ObjectsHandler(dump.getAhatSnapshot()); |
| TestHandler.testNoCrash(handler, "http://localhost:7100/objects?class=java.lang.Class"); |
| } |
| } |