public void TestGroupVisitor()
{
var visitor = new GroupVisitor(provider, option, new List <IFuncVisit>());
Expression <Func <Peoples, object> > ex = t => new { t.Age, t.BirthDay };
var a = visitor.Visit(ex);
var sql = new StringBuilder(visitor.GetSql().ToString().Trim());
_queryBuilder.RenameTableType(sql, visitor.GetTableDic(), null, visitor.GroupDic);
Assert.AreEqual("group by `Peoples`.`Age`,`Peoples`.`BirthDay`", sql.ToString());
ex = t => t.Age;
a = visitor.Visit(ex);
sql = new StringBuilder(visitor.GetSql().ToString().Trim());
_queryBuilder.RenameTableType(sql, visitor.GetTableDic(), null, visitor.GroupDic);
Assert.AreEqual("group by `Peoples`.`Age`", sql.ToString());
}
//JAVA TO C# CONVERTER TODO TASK: Most Java annotations will not have direct .NET equivalent attributes:
//ORIGINAL LINE: @Test public void shouldKeepNextGroupIdForNextRound()
public virtual void ShouldKeepNextGroupIdForNextRound()
{
// GIVEN
_cache = new NodeRelationshipCache(NumberArrayFactory.HEAP, 1, 100, Base);
long nodeId = 0;
int typeId = 10;
_cache.NodeCount = nodeId + 1;
_cache.incrementCount(nodeId);
GroupVisitor groupVisitor = mock(typeof(GroupVisitor));
when(groupVisitor.Visit(anyLong(), anyInt(), anyLong(), anyLong(), anyLong())).thenReturn(1L, 2L, 3L);
long firstRelationshipGroupId;
{
// WHEN importing the first type
long relationshipId = 10;
_cache.getAndPutRelationship(nodeId, typeId, OUTGOING, relationshipId, true);
firstRelationshipGroupId = _cache.getFirstRel(nodeId, groupVisitor);
// THEN
assertEquals(1L, firstRelationshipGroupId);
verify(groupVisitor).visit(nodeId, typeId, relationshipId, -1L, -1L);
// Also simulate going back again ("clearing" of the cache requires this)
_cache.setForwardScan(false, true);
_cache.getAndPutRelationship(nodeId, typeId, OUTGOING, relationshipId, false);
_cache.setForwardScan(true, true);
}
long secondRelationshipGroupId;
{
// WHEN importing the second type
long relationshipId = 11;
_cache.getAndPutRelationship(nodeId, typeId, INCOMING, relationshipId, true);
secondRelationshipGroupId = _cache.getFirstRel(nodeId, groupVisitor);
// THEN
assertEquals(2L, secondRelationshipGroupId);
verify(groupVisitor).visit(nodeId, typeId, -1, relationshipId, -1L);
// Also simulate going back again ("clearing" of the cache requires this)
_cache.setForwardScan(false, true);
_cache.getAndPutRelationship(nodeId, typeId, OUTGOING, relationshipId, false);
_cache.setForwardScan(true, true);
}
{
// WHEN importing the third type
long relationshipId = 10;
_cache.getAndPutRelationship(nodeId, typeId, BOTH, relationshipId, true);
long thirdRelationshipGroupId = _cache.getFirstRel(nodeId, groupVisitor);
assertEquals(3L, thirdRelationshipGroupId);
verify(groupVisitor).visit(nodeId, typeId, -1L, -1L, relationshipId);
}
}
internal virtual long VisitGroup(long nodeId, long relGroupIndex, GroupVisitor visitor)
{
long currentIndex = Rebase(relGroupIndex);
long first = EMPTY;
while (currentIndex != EMPTY)
{
ByteArray array = this.Array.at(currentIndex);
long @out = All48Bits(array, currentIndex, IdOffset(Direction.OUTGOING));
int typeId = GetTypeId(array, currentIndex);
long @in = All48Bits(array, currentIndex, IdOffset(Direction.INCOMING));
long loop = All48Bits(array, currentIndex, IdOffset(Direction.BOTH));
long next = GetNext(array, currentIndex);
long nextId = @out == EMPTY && @in == EMPTY && loop == EMPTY ? EMPTY : visitor.Visit(nodeId, typeId, @out, @in, loop);
if (first == EMPTY)
{ // This is the one we return
first = nextId;
}
currentIndex = next;
}
return(first);
}
public override void Accept(GroupVisitor visitor)
{
visitor.Visit(this);
}
