//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Before public void createTestingGraph()
public virtual void CreateTestingGraph()
{
Node node1 = GraphDb.createNode();
Node node2 = GraphDb.createNode();
Relationship rel = node1.CreateRelationshipTo(node2, MyRelTypes.TEST);
_node1Id = node1.Id;
_node2Id = node2.Id;
node1.SetProperty(_key1, _int1);
node1.SetProperty(_key2, _string1);
node2.SetProperty(_key1, _int2);
node2.SetProperty(_key2, _string2);
rel.SetProperty(_key1, _int1);
rel.SetProperty(_key2, _string1);
node1.SetProperty(_arrayKey, _array);
node2.SetProperty(_arrayKey, _array);
rel.SetProperty(_arrayKey, _array);
Transaction tx = Transaction;
tx.Success();
tx.Close();
tx = GraphDb.beginTx();
assertEquals(1, node1.GetProperty(_key1));
Transaction = tx;
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testNodeChangePropertyArray()
public virtual void TestNodeChangePropertyArray()
{
Transaction.close();
Node node;
using (Transaction tx = GraphDb.beginTx())
{
node = GraphDb.createNode();
tx.Success();
}
using (Transaction tx = GraphDb.beginTx())
{
node.SetProperty("test", new string[] { "value1" });
tx.Success();
}
using (Transaction ignored = GraphDb.beginTx())
{
node.SetProperty("test", new string[] { "value1", "value2" });
// no success, we wanna test rollback on this operation
}
using (Transaction tx = GraphDb.beginTx())
{
string[] value = ( string[] )node.GetProperty("test");
assertEquals(1, value.Length);
assertEquals("value1", value[0]);
tx.Success();
}
Transaction = GraphDb.beginTx();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testDeleteReferenceNodeOrLastNodeIsOk()
public virtual void TestDeleteReferenceNodeOrLastNodeIsOk()
{
Transaction tx = Transaction;
for (int i = 0; i < 10; i++)
{
GraphDb.createNode();
}
// long numNodesPre = getNodeManager().getNumberOfIdsInUse( Node.class
// );
// empty the DB instance
foreach (Node node in GraphDb.AllNodes)
{
foreach (Relationship rel in node.Relationships)
{
rel.Delete();
}
node.Delete();
}
tx.Success();
tx.Close();
tx = GraphDb.beginTx();
assertFalse(GraphDb.AllNodes.GetEnumerator().hasNext());
// TODO: this should be valid, fails right now!
// assertEquals( 0, numNodesPost );
tx.Success();
tx.Close();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testCreateRelOnDeletedNode()
public virtual void TestCreateRelOnDeletedNode()
{
Node node1 = GraphDb.createNode();
Node node2 = GraphDb.createNode();
Transaction tx = Transaction;
tx.Success();
tx.Close();
tx = GraphDb.beginTx();
node1.Delete();
try
{
node1.CreateRelationshipTo(node2, MyRelTypes.TEST);
fail("Create of rel on deleted node should fail fast");
}
catch (Exception)
{ // ok
}
try
{
tx.Failure();
tx.Close();
// fail( "Transaction should be marked rollback" );
}
catch (Exception)
{ // good
}
Transaction = GraphDb.beginTx();
node2.Delete();
node1.Delete();
}
private void AssertPropertyEqual(PropertyContainer primitive, string key, string value)
{
using (Transaction tx = GraphDb.beginTx())
{
assertEquals(value, primitive.GetProperty(key));
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Before public void newTransaction()
public virtual void NewTransaction()
{
if (_tx != null)
{
CloseTransaction();
}
_tx = GraphDb.beginTx();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test(timeout = 5000) public void testForLoops()
public virtual void TestForLoops()
{
/*
*
* (b)
* / \ 0
* 0 0 / \ - 0 - (c1) - 0 -
* \ / \/ / \
* (s) - 1 - (a1) - 1 - (a2) - 1 - (a3) (a4) - 1 - (t)
* \ /
* - 0 - (c2) - 0 -
*
*/
using (Transaction tx = GraphDb.beginTx())
{
Node s = Graph.makeNode("s");
Node t = Graph.makeNode("t");
// Blob loop
Graph.makeEdge("s", "a1", "length", 1);
Graph.makeEdge("a1", "b", "length", 0);
Graph.makeEdge("b", "a1", "length", 0);
// Self loop
Graph.makeEdge("a1", "a2", "length", 1);
Graph.makeEdge("a2", "a2", "length", 0);
// Diamond loop
Graph.makeEdge("a2", "a3", "length", 1);
Graph.makeEdge("a3", "c1", "length", 0);
Graph.makeEdge("a3", "c2", "length", 0);
Graph.makeEdge("c1", "a4", "length", 0);
Graph.makeEdge("c1", "a4", "length", 0);
Graph.makeEdge("a4", "t", "length", 1);
PathExpander expander = PathExpanders.allTypesAndDirections();
Dijkstra algo = new Dijkstra(expander, CommonEvaluators.doubleCostEvaluator("length"), PathInterestFactory.all(NoneStrictMath.EPSILON));
IEnumerator <WeightedPath> paths = algo.FindAllPaths(s, t).GetEnumerator();
//JAVA TO C# CONVERTER TODO TASK: Java iterators are only converted within the context of 'while' and 'for' loops:
assertTrue("Expected at least one path", paths.hasNext());
//JAVA TO C# CONVERTER TODO TASK: Java iterators are only converted within the context of 'while' and 'for' loops:
assertEquals("Expected first path of length 6", 6, paths.next().length());
//JAVA TO C# CONVERTER TODO TASK: Java iterators are only converted within the context of 'while' and 'for' loops:
assertTrue("Expected at least two paths", paths.hasNext());
//JAVA TO C# CONVERTER TODO TASK: Java iterators are only converted within the context of 'while' and 'for' loops:
assertEquals("Expected second path of length 6", 6, paths.next().length());
//JAVA TO C# CONVERTER TODO TASK: Java iterators are only converted within the context of 'while' and 'for' loops:
assertFalse("Expected exactly two paths", paths.hasNext());
tx.Success();
}
}
private void AssertRelationshipCount(Node node, int count)
{
using (Transaction tx = GraphDb.beginTx())
{
int actualCount = 0;
foreach (Relationship rel in node.Relationships)
{
actualCount++;
}
assertEquals(count, actualCount);
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void name()
public virtual void Name()
{
Node node = GraphDb.createNode();
node.SetProperty("name", "yo");
node.GetProperty("name");
Commit();
using (Transaction tx = GraphDb.beginTx())
{
node.GetProperty("name");
tx.Success();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testRollbackDeleteRelationship()
public virtual void TestRollbackDeleteRelationship()
{
Node node1 = GraphDb.createNode();
Node node2 = GraphDb.createNode();
Relationship rel1 = node1.CreateRelationshipTo(node2, TEST);
NewTransaction();
node1.Delete();
rel1.Delete();
Transaction.failure();
Transaction.close();
Transaction = GraphDb.beginTx();
node1.Delete();
node2.Delete();
rel1.Delete();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testDeleteNodeWithRel1()
public virtual void TestDeleteNodeWithRel1()
{
Node node1 = GraphDb.createNode();
Node node2 = GraphDb.createNode();
node1.CreateRelationshipTo(node2, MyRelTypes.TEST);
node1.Delete();
try
{
Transaction tx = Transaction;
tx.Success();
tx.Close();
fail("Should not validate");
}
catch (Exception)
{
// good
}
Transaction = GraphDb.beginTx();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testDeleteNodeWithRel3()
public virtual void TestDeleteNodeWithRel3()
{
// make sure we can delete in wrong order
Node node0 = GraphDb.createNode();
Node node1 = GraphDb.createNode();
Node node2 = GraphDb.createNode();
Relationship rel0 = node0.CreateRelationshipTo(node1, MyRelTypes.TEST);
Relationship rel1 = node0.CreateRelationshipTo(node2, MyRelTypes.TEST);
node1.Delete();
rel0.Delete();
Transaction tx = Transaction;
tx.Success();
tx.Close();
Transaction = GraphDb.beginTx();
node2.Delete();
rel1.Delete();
node0.Delete();
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testDeleteWithRelationship()
public virtual void TestDeleteWithRelationship()
{
// do some evil stuff
Node node1 = GraphDb.createNode();
Node node2 = GraphDb.createNode();
node1.CreateRelationshipTo(node2, TEST);
node1.Delete();
node2.Delete();
try
{
Transaction.success();
Transaction.close();
fail("deleting node with relationship should not commit.");
}
catch (Exception)
{
// good
}
Transaction = GraphDb.beginTx();
}
protected internal virtual Transaction BeginTx()
{
return(GraphDb.beginTx());
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testIllegalPropertyType()
public virtual void TestIllegalPropertyType()
{
Node node1 = GraphDb.createNode();
try
{
node1.SetProperty(_key, new object());
fail("Shouldn't validate");
}
catch (Exception)
{ // good
}
{
Transaction tx = Transaction;
tx.Failure();
tx.Close();
}
Transaction = GraphDb.beginTx();
try
{
GraphDb.getNodeById(node1.Id);
fail("Node should not exist, previous tx didn't rollback");
}
catch (NotFoundException)
{
// good
}
node1 = GraphDb.createNode();
Node node2 = GraphDb.createNode();
Relationship rel = node1.CreateRelationshipTo(node2, MyRelTypes.TEST);
try
{
rel.SetProperty(_key, new object());
fail("Shouldn't validate");
}
catch (Exception)
{ // good
}
try
{
Transaction tx = Transaction;
tx.Success();
tx.Close();
fail("Shouldn't validate");
}
catch (Exception)
{ // good
}
Transaction = GraphDb.beginTx();
try
{
GraphDb.getNodeById(node1.Id);
fail("Node should not exist, previous tx didn't rollback");
}
catch (NotFoundException)
{
// good
}
try
{
GraphDb.getNodeById(node2.Id);
fail("Node should not exist, previous tx didn't rollback");
}
catch (NotFoundException)
{
// good
}
}
/*
* Tests that changes performed in a transaction before commit are not apparent in another.
*/
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void testSimpleTransactionIsolation() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void TestSimpleTransactionIsolation()
{
// Start setup - create base data
Commit();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final java.util.concurrent.CountDownLatch latch1 = new java.util.concurrent.CountDownLatch(1);
System.Threading.CountdownEvent latch1 = new System.Threading.CountdownEvent(1);
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final java.util.concurrent.CountDownLatch latch2 = new java.util.concurrent.CountDownLatch(1);
System.Threading.CountdownEvent latch2 = new System.Threading.CountdownEvent(1);
Node n1;
Node n2;
Relationship r1;
using (Transaction tx = GraphDb.beginTx())
{
n1 = GraphDb.createNode();
n2 = GraphDb.createNode();
r1 = n1.CreateRelationshipTo(n2, RelationshipType.withName("TEST"));
tx.Success();
}
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.graphdb.Node node1 = n1;
Node node1 = n1;
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.graphdb.Node node2 = n2;
Node node2 = n2;
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.graphdb.Relationship rel1 = r1;
Relationship rel1 = r1;
using (Transaction tx = GraphDb.beginTx())
{
node1.SetProperty("key", "old");
rel1.SetProperty("key", "old");
tx.Success();
}
AssertPropertyEqual(node1, "key", "old");
AssertPropertyEqual(rel1, "key", "old");
AssertRelationshipCount(node1, 1);
AssertRelationshipCount(node2, 1);
// This is the mutating transaction - it will change stuff which will be read in between
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final java.util.concurrent.atomic.AtomicReference<Exception> t1Exception = new java.util.concurrent.atomic.AtomicReference<>();
AtomicReference <Exception> t1Exception = new AtomicReference <Exception>();
Thread t1 = new Thread(() =>
{
try
{
using (Transaction tx = GraphDb.beginTx())
{
node1.SetProperty("key", "new");
rel1.SetProperty("key", "new");
node1.CreateRelationshipTo(node2, RelationshipType.withName("TEST"));
AssertPropertyEqual(node1, "key", "new");
AssertPropertyEqual(rel1, "key", "new");
AssertRelationshipCount(node1, 2);
AssertRelationshipCount(node2, 2);
latch1.Signal();
latch2.await();
AssertPropertyEqual(node1, "key", "new");
AssertPropertyEqual(rel1, "key", "new");
AssertRelationshipCount(node1, 2);
AssertRelationshipCount(node2, 2);
// no tx.success();
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace);
Thread.interrupted();
t1Exception.set(e);
}
finally
{
try
{
AssertPropertyEqual(node1, "key", "old");
AssertPropertyEqual(rel1, "key", "old");
AssertRelationshipCount(node1, 1);
AssertRelationshipCount(node2, 1);
}
catch (Exception e)
{
t1Exception.compareAndSet(null, e);
}
}
});
t1.Start();
latch1.await();
// The transaction started above that runs in t1 has not finished. The old values should still be visible.
AssertPropertyEqual(node1, "key", "old");
AssertPropertyEqual(rel1, "key", "old");
AssertRelationshipCount(node1, 1);
AssertRelationshipCount(node2, 1);
latch2.Signal();
t1.Join();
// The transaction in t1 has finished but not committed. Its changes should still not be visible.
AssertPropertyEqual(node1, "key", "old");
AssertPropertyEqual(rel1, "key", "old");
AssertRelationshipCount(node1, 1);
AssertRelationshipCount(node2, 1);
if (t1Exception.get() != null)
{
throw t1Exception.get();
}
using (Transaction tx = GraphDb.beginTx())
{
foreach (Relationship rel in node1.Relationships)
{
rel.Delete();
}
node1.Delete();
node2.Delete();
tx.Success();
}
}
