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100 lines (71 loc) · 2.04 KB
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package org.mapdb;
import org.junit.Assert;
import org.junit.Test;
import java.util.Iterator;
import java.util.Set;
public class Issue132Test {
static void expectCount(Set<?> set, int count) {
Assert.assertEquals(count, count(set.iterator()));
}
static int count(final Iterator<?> iterator) {
int counter = 0;
while (iterator.hasNext()) {
iterator.next();
counter++;
}
return counter;
}
@Test(timeout=50000)
public void test_full() {
long id= 0;
for(int count = 0; count < 50; count++) {
DB db = DBMaker.newMemoryDB().cacheDisable()
.checksumEnable().make();
Set<Long> set = db.getHashSet("test");
db.commit();
for (int i = 0; i < count; i++) {
set.add(id++);
db.commit();
}
expectCount(set, count);
for (int i = 0; i < count; i++) {
set.add(id++);
db.rollback();
}
expectCount(set, count);
for (int i = 0; i < count; i++) {
set.add(id++);
}
expectCount(set, count * 2);
db.commit();
expectCount(set, count * 2);
db.close();
}
}
@Test(timeout=10000)
public void test_isolate() {
long id= 0;
int count = 18;
DB db = DBMaker.newMemoryDB().cacheDisable()
.checksumEnable().make();
Set<Long> set = db.getHashSet("test");
db.commit();
for (int i = 0; i < count; i++) {
set.add(id++);
}
db.commit();
expectCount(set, count);
for (int i = 0; i < count; i++) {
set.add(id++);
}
db.rollback();
expectCount(set, count);
for (int i = 0; i < count; i++) {
set.add(id++);
}
expectCount(set, count * 2);
db.commit();
expectCount(set, count * 2);
db.close();
}
}