greenplumn CEngineTest 代码
文件路径：/src/backend/gporca/server/include/unittest/gpopt/engine/CEngineTest.h
/---------------------------------------------------------------------------
/ Greenplum Database
/ Copyright (C) 2009 - 2011 EMC Corp.
/
/ @filename:
/ CEngineTest.h
/
/ @doc:
/ Test for CEngine
/---------------------------------------------------------------------------
#ifndef GPOPT_CEngineTest_H
#define GPOPT_CEngineTest_H
#include "gpos/base.h"
#include "gpos/common/CDynamicPtrArray.h"
#include "gpopt/base/COptimizationContext.h"
#include "gpopt/operators/CExpression.h"
#include "gpopt/search/CSearchStage.h"
namespace gpopt
{
/---------------------------------------------------------------------------
/ @class:
/ CEngineTest
/
/ @doc:
/ Unittests
/
/---------------------------------------------------------------------------
class CEngineTest
{
private:
#ifdef GPOS_DEBUG
/ type definition for of expression generator
using Pfpexpr = CExpression *(*) (CMemoryPool *);
/ helper for testing engine using an array of expression generators
static GPOS_RESULT EresTestEngine(Pfpexpr rgpf[], ULONG size);
#endif / GPOS_DEBUG
/ counter used to mark last successful test
static ULONG m_ulTestCounter;
/ counter used to mark last successful test in subquery test
static ULONG m_ulTestCounterSubq;
public:
/ type definition of optimizer test function
using FnOptimize = void(CMemoryPool *, CExpression *, CSearchStageArray *);
/ main driver
static GPOS_RESULT EresUnittest();
/ basic unittest
static GPOS_RESULT EresUnittest_Basic();
/ helper function for optimizing deep join trees
static GPOS_RESULT EresOptimize(
FnOptimize *pfopt, / optimization function
CWStringConst *str, / array of relation names
ULONG *pul, / array of relation OIDs
ULONG ulRels, / number of array entries
CBitSet *
pbs / if a bit is set, the corresponding join expression will be optimized
);
#ifdef GPOS_DEBUG
/ build memo by recursive optimization
static void BuildMemoRecursive(CMemoryPool *mp, CExpression *pexprInput,
CSearchStageArray *search_stage_array);
/ test of recursive memo building
static GPOS_RESULT EresUnittest_BuildMemo();
/ test of appending stats during optimization
static GPOS_RESULT EresUnittest_AppendStats();
/ test of recursive memo building with a large number of joins
static GPOS_RESULT EresUnittest_BuildMemoLargeJoins();
/ test of building memo for expressions with subqueries
static GPOS_RESULT EresUnittest_BuildMemoWithSubqueries();
/ test of building memo for expressions with TVFs
static GPOS_RESULT EresUnittest_BuildMemoWithTVF();
/ test of building memo for expressions with grouping
static GPOS_RESULT EresUnittest_BuildMemoWithGrouping();
/ test of building memo for expressions with partitioning
static GPOS_RESULT EresUnittest_BuildMemoWithPartitioning();
/ test of building memo for expressions with partitioning
static GPOS_RESULT EresUnittest_BuildMemoWithWindowing();
/ test of building memo for expressions with CTEs
static GPOS_RESULT EresUnittest_BuildMemoWithCTE();
#endif / GPOS_DEBUG
}; / class CEngineTest
} / namespace gpopt
#endif / !GPOPT_CEngineTest_H
/ EOF