1 package org.mockitousage.performance; 2 3 import org.junit.Ignore; 4 import org.junit.Test; 5 6 import static org.mockito.Mockito.*; 7 8 public class StubOnlyAvoidMemoryConsumptionTest { 9 10 @Test 11 public void using_stub_only_wont_thrown_an_OutOfMemoryError() { 12 Object obj = mock(Object.class, withSettings().stubOnly()); 13 when(obj.toString()).thenReturn("asdf"); 14 15 for (int i = 0; i < 1000000; i++) { 16 obj.toString(); 17 } 18 } 19 20 @Test 21 @Ignore("ignored because it will detonate our test suite with an OOM for real") 22 public void without_stub_only_mocks_will_store_invocations_leading_to_an_OutOfMemoryError() { 23 Object obj = mock(Object.class, withSettings()); 24 when(obj.toString()).thenReturn("asdf"); 25 26 for (int i = 0; i < 1000000; i++) { 27 obj.toString(); 28 } 29 } 30 } 31
