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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.dx.mockito.inline.tests;
import static org.mockito.Mockito.framework;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import androidx.test.runner.AndroidJUnit4;
import org.junit.Test;
import org.junit.runner.RunWith;
@RunWith(AndroidJUnit4.class)
public class MemoryLeaks {
private static final int ARRAY_LENGTH = 1 << 20; // 4 MB
@Test
public void callMethodWithMocksCycalically() {
for (int i = 0; i < 100; ++i) {
final A a = mock(A.class);
a.largeArray = new int[ARRAY_LENGTH];
final B b = mock(B.class);
a.accept(b);
b.accept(a);
framework().clearInlineMocks();
}
}
@Test
public void spyRefersToItself() {
for (int i = 0; i < 100; ++i) {
final DeepRefSelfClass instance = spy(new DeepRefSelfClass());
instance.refInstance(instance);
framework().clearInlineMocks();
}
}
private static class A {
private int[] largeArray;
void accept(B b) {}
}
private static class B {
void accept(A a) {}
}
private static class DeepRefSelfClass {
private final DeepRefSelfClass[] array = new DeepRefSelfClass[1];
private final int[] largeArray = new int[ARRAY_LENGTH];
private void refInstance(DeepRefSelfClass instance) {
array[0] = instance;
}
}
}
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