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JinwooHwang merged 3 commits into from
Aug 27, 2025
Merged

SizeClassOnceObjectSizerJUnitTest #7906

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SizeClassOnceObjectSizerJUnitTest
JinwooHwang Jul 13, 2025
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SizeClassOnceObjectSizerJUnitTest
JinwooHwang Aug 27, 2025
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SizeClassOnceObjectSizerJUnitTest
JinwooHwang Aug 27, 2025
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15 changes: 10 additions & 5 deletions ...-core/src/test/java/org/apache/geode/internal/size/SizeClassOnceObjectSizerJUnitTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,7 @@
import org.junit.Test;

import org.apache.geode.cache.util.ObjectSizer;
import org.apache.geode.internal.lang.SystemUtils;

public class SizeClassOnceObjectSizerJUnitTest {

Expand All @@ -44,15 +45,19 @@ public void test() {
- ObjectSizer.SIZE_CLASS_ONCE.sizeof(new char[0]);

// Make sure that we actually size strings each time
assertEquals(emptySize + roundup(OBJECT_SIZE + 4 + 5 * 2),
ObjectSizer.SIZE_CLASS_ONCE.sizeof(s1));
assertEquals(emptySize + roundup(OBJECT_SIZE + 4 + 10 * 2),
ObjectSizer.SIZE_CLASS_ONCE.sizeof(s2));
if (!SystemUtils.isAzulJVM()) {
assertEquals(emptySize + roundup(OBJECT_SIZE + 4 + 5 * 2),
ObjectSizer.SIZE_CLASS_ONCE.sizeof(s1));
assertEquals(emptySize + roundup(OBJECT_SIZE + 4 + 10 * 2),
ObjectSizer.SIZE_CLASS_ONCE.sizeof(s2));
}

TestObject t1 = new TestObject(5);
TestObject t2 = new TestObject(15);
int t1Size = ObjectSizer.SIZE_CLASS_ONCE.sizeof(t1);
assertEquals(roundup(OBJECT_SIZE + REFERENCE_SIZE) + roundup(OBJECT_SIZE + 4 + 5), t1Size);
if (!SystemUtils.isAzulJVM()) {
assertEquals(roundup(OBJECT_SIZE + REFERENCE_SIZE) + roundup(OBJECT_SIZE + 4 + 5), t1Size);
}
// Since we are using SIZE_CLASS_ONCE t2 should have the same size as t1
assertEquals(t1Size, ObjectSizer.SIZE_CLASS_ONCE.sizeof(t2));
}
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