//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void pageCacheMetrics() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void PageCacheMetrics()
{
Label testLabel = Label.label("testLabel");
using (Transaction transaction = _database.beginTx())
{
Node node = _database.createNode(testLabel);
node.SetProperty("property", "value");
transaction.Success();
}
using (Transaction ignored = _database.beginTx())
{
ResourceIterator <Node> nodes = _database.findNodes(testLabel);
assertEquals(1, nodes.Count());
}
AssertMetrics("Metrics report should include page cache pins", PC_PINS, greaterThan(0L));
AssertMetrics("Metrics report should include page cache unpins", PC_UNPINS, greaterThan(0L));
AssertMetrics("Metrics report should include page cache evictions", PC_EVICTIONS, greaterThanOrEqualTo(0L));
AssertMetrics("Metrics report should include page cache page faults", PC_PAGE_FAULTS, greaterThan(0L));
AssertMetrics("Metrics report should include page cache hits", PC_HITS, greaterThan(0L));
AssertMetrics("Metrics report should include page cache flushes", PC_FLUSHES, greaterThanOrEqualTo(0L));
AssertMetrics("Metrics report should include page cache exceptions", PC_EVICTION_EXCEPTIONS, equalTo(0L));
assertEventually("Metrics report should include page cache hit ratio", () => readDoubleValue(metricsCsv(_metricsDirectory, PC_HIT_RATIO)), lessThanOrEqualTo(1.0), 5, SECONDS);
assertEventually("Metrics report should include page cache usage ratio", () => readDoubleValue(metricsCsv(_metricsDirectory, PC_USAGE_RATIO)), lessThanOrEqualTo(1.0), 5, SECONDS);
}
private void CreateNonUniqueNodes()
{
using (Transaction tx = _db.beginTx())
{
Node originNode = _db.createNode(LABEL);
originNode.SetProperty(KEY, _point1);
Node centerNode = _db.createNode(LABEL);
centerNode.SetProperty(KEY, _point1);
tx.Success();
}
}
private void CreateAliensAndHumans()
{
using (Transaction tx = _db.beginTx())
{
for (int i = 0; i < ALIENS; i++)
{
_db.createNode(_alien);
}
for (int i = 0; i < HUMANS; i++)
{
_db.createNode(_human);
}
tx.Success();
}
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test(timeout = TEST_TIMEOUT) public void shouldNotFreakOutIfTwoTransactionsDecideToEachAddTheSameProperty() throws Exception
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
public virtual void ShouldNotFreakOutIfTwoTransactionsDecideToEachAddTheSameProperty()
{
// GIVEN
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.test.Barrier_Control barrier = new org.neo4j.test.Barrier_Control();
Org.Neo4j.Test.Barrier_Control barrier = new Org.Neo4j.Test.Barrier_Control();
//JAVA TO C# CONVERTER WARNING: The original Java variable was marked 'final':
//ORIGINAL LINE: final org.neo4j.graphdb.Node node;
Node node;
using (Transaction tx = _db.beginTx())
{
node = _db.createNode();
tx.Success();
}
// WHEN
T2.execute((WorkerCommand <Void, Void>)state =>
{
using (Transaction tx = _db.beginTx())
{
node.SetProperty(PROPERTY_KEY, VALUE_1);
tx.Success();
barrier.Reached();
}
return(null);
});
using (Transaction tx = _db.beginTx())
{
barrier.Await();
node.SetProperty(PROPERTY_KEY, VALUE_2);
tx.Success();
barrier.Release();
}
using (Transaction tx = _db.beginTx())
{
assertEquals(1, count(node.PropertyKeys));
tx.Success();
}
}