/// <exception cref="System.Exception"></exception>
public virtual void Test1()
{
if (!isLocal)
{
return;
}
DeleteBase("btree45.neodatis");
NeoDatis.Odb.ODB odb = Open("btree45.neodatis");
NeoDatis.Odb.Core.Layers.Layer3.IStorageEngine storageEngine = NeoDatis.Odb.Impl.Core.Layers.Layer3.Engine.Dummy
.GetEngine(odb);
NeoDatis.Odb.Impl.Core.Btree.LazyODBBTreePersister persister = new NeoDatis.Odb.Impl.Core.Btree.LazyODBBTreePersister
(storageEngine);
NeoDatis.Btree.IBTreeMultipleValuesPerKey tree = new NeoDatis.Odb.Impl.Core.Btree.ODBBTreeMultiple
("t", 3, persister);
tree.Insert(1, new NeoDatis.Odb.Test.Btree.Odb.MyObject("Value 1"));
tree.Insert(20, new NeoDatis.Odb.Test.Btree.Odb.MyObject("Value 20"));
tree.Insert(25, new NeoDatis.Odb.Test.Btree.Odb.MyObject("Value 25"));
tree.Insert(29, new NeoDatis.Odb.Test.Btree.Odb.MyObject("Value 29"));
tree.Insert(21, new NeoDatis.Odb.Test.Btree.Odb.MyObject("Value 21"));
AssertEquals(5, tree.GetRoot().GetNbKeys());
AssertEquals(0, tree.GetRoot().GetNbChildren());
AssertEquals(21, tree.GetRoot().GetMedian().GetKey());
AssertEquals("[Value 21]", tree.GetRoot().GetMedian().GetValue().ToString());
AssertEquals(0, tree.GetRoot().GetNbChildren());
// println(tree.getRoot());
tree.Insert(45, new NeoDatis.Odb.Test.Btree.Odb.MyObject("Value 45"));
AssertEquals(2, tree.GetRoot().GetNbChildren());
AssertEquals(1, tree.GetRoot().GetNbKeys());
AssertEquals(21, tree.GetRoot().GetKeyAt(0));
AssertEquals("[Value 21]", tree.GetRoot().GetValueAsObjectAt(0).ToString());
persister.Close();
odb = Open("btree45.neodatis");
storageEngine = NeoDatis.Odb.Impl.Core.Layers.Layer3.Engine.Dummy.GetEngine(odb);
persister = new NeoDatis.Odb.Impl.Core.Btree.LazyODBBTreePersister(storageEngine);
tree = (NeoDatis.Btree.IBTreeMultipleValuesPerKey)persister.LoadBTree(tree.GetId(
));
AssertEquals(6, tree.GetSize());
// println(tree.getRoot());
NeoDatis.Odb.Test.Btree.Odb.MyObject o = (NeoDatis.Odb.Test.Btree.Odb.MyObject)tree
.Search(20)[0];
AssertEquals("Value 20", o.GetName());
o = (NeoDatis.Odb.Test.Btree.Odb.MyObject)tree.Search(29)[0];
AssertEquals("Value 29", o.GetName());
o = (NeoDatis.Odb.Test.Btree.Odb.MyObject)tree.Search(45)[0];
AssertEquals("Value 45", o.GetName());
odb.Close();
DeleteBase("btree45.neodatis");
}
public virtual void Test2a()
{
if (!isLocal)
{
return;
}
string baseName = GetBaseName();
NeoDatis.Odb.Impl.Core.Layers.Layer3.Engine.AbstractObjectWriter.ResetNbUpdates();
// LogUtil.allOn(true);
DeleteBase(baseName);
NeoDatis.Btree.IBTreePersister persister = GetPersister(baseName);
NeoDatis.Btree.IBTreeMultipleValuesPerKey tree = new NeoDatis.Odb.Impl.Core.Btree.ODBBTreeMultiple
("test2a", 20, persister);
long start0 = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
for (int i = 0; i < Size; i++)
{
tree.Insert(i + 1, "value " + (i + 1));
}
// println("Commiting");
persister.Close();
long end0 = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
// println("insert of "+SIZE+" elements in BTREE = " +
// (end0-start0)+"ms");
// println("end Commiting");
// println("updates : IP="+ObjectWriter.getNbInPlaceUpdates()+" , N="+ObjectWriter.getNbNormalUpdates());
// ODB odb = open(baseName);
// odb.getObjects(LazyNode.class);
// odb.close();
persister = GetPersister(baseName);
// println("reloading btree");
tree = (NeoDatis.Btree.IBTreeMultipleValuesPerKey)persister.LoadBTree(tree.GetId(
));
// println("end reloading btree , size="+tree.size());
AssertEquals(Size, tree.GetSize());
long totalSearchTime = 0;
long oneSearchTime = 0;
long minSearchTime = 10000;
long maxSearchTime = -1;
for (int i = 0; i < Size; i++)
{
long start = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
System.Collections.IList o = tree.Search(i + 1);
long end = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
AssertEquals("value " + (i + 1), o[0]);
oneSearchTime = (end - start);
// println("Search time for "+o+" = "+oneSearchTime);
if (oneSearchTime > maxSearchTime)
{
maxSearchTime = oneSearchTime;
}
if (oneSearchTime < minSearchTime)
{
minSearchTime = oneSearchTime;
}
totalSearchTime += oneSearchTime;
}
persister.Close();
// println("total search time="+totalSearchTime +
// " - mean st="+((double)totalSearchTime/SIZE));
// println("min search time="+minSearchTime + " - max="+maxSearchTime);
// Median search time must be smaller than 1ms
DeleteBase(baseName);
AssertTrue(totalSearchTime < 1 * Size);
}
public virtual void Test2a()
{
if (!isLocal)
{
return;
}
string baseName = GetBaseName();
NeoDatis.Odb.Impl.Core.Layers.Layer3.Engine.AbstractObjectWriter.ResetNbUpdates();
// LogUtil.allOn(true);
DeleteBase(baseName);
NeoDatis.Btree.IBTreePersister persister = GetPersister(baseName);
NeoDatis.Btree.IBTreeMultipleValuesPerKey tree = new NeoDatis.Odb.Impl.Core.Btree.ODBBTreeMultiple
("test2a", 20, persister);
long start0 = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
for (int i = 0; i < Size; i++)
{
tree.Insert(i + 1, "value " + (i + 1));
}
// println("Commiting");
persister.Close();
long end0 = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
// println("insert of "+SIZE+" elements in BTREE = " +
// (end0-start0)+"ms");
// println("end Commiting");
// println("updates : IP="+ObjectWriter.getNbInPlaceUpdates()+" , N="+ObjectWriter.getNbNormalUpdates());
// ODB odb = open(baseName);
// odb.getObjects(LazyNode.class);
// odb.close();
persister = GetPersister(baseName);
// println("reloading btree");
tree = (NeoDatis.Btree.IBTreeMultipleValuesPerKey)persister.LoadBTree(tree.GetId(
));
// println("end reloading btree , size="+tree.size());
AssertEquals(Size, tree.GetSize());
long totalSearchTime = 0;
long oneSearchTime = 0;
long minSearchTime = 10000;
long maxSearchTime = -1;
for (int i = 0; i < Size; i++)
{
long start = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
System.Collections.IList o = tree.Search(i + 1);
long end = NeoDatis.Tool.Wrappers.OdbTime.GetCurrentTimeInMs();
AssertEquals("value " + (i + 1), o[0]);
oneSearchTime = (end - start);
// println("Search time for "+o+" = "+oneSearchTime);
if (oneSearchTime > maxSearchTime)
{
maxSearchTime = oneSearchTime;
}
if (oneSearchTime < minSearchTime)
{
minSearchTime = oneSearchTime;
}
totalSearchTime += oneSearchTime;
}
persister.Close();
// println("total search time="+totalSearchTime +
// " - mean st="+((double)totalSearchTime/SIZE));
// println("min search time="+minSearchTime + " - max="+maxSearchTime);
// Median search time must be smaller than 1ms
DeleteBase(baseName);
AssertTrue(totalSearchTime < 1 * Size);
}
