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oceanbase/unittest/sql/engine/table/ob_fake_table.h
gm 4a92b6d7df reformat source code
according to code styles, 'AccessModifierOffset' should be -2.
2021-06-17 10:40:36 +08:00

359 lines
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C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#ifndef OCEANBASE_UNITTEST_SQL_ENGINE_TABLE_OB_FAKE_TABLE_H_
#define OCEANBASE_UNITTEST_SQL_ENGINE_TABLE_OB_FAKE_TABLE_H_
#include "share/object/ob_obj_cast.h"
#include "common/row/ob_row_store.h"
#include "lib/time/ob_time_utility.h"
#include "lib/timezone/ob_time_convert.h"
#include "sql/engine/ob_no_children_phy_operator.h"
#include "sql/engine/ob_exec_context.h"
#include "lib/allocator/ob_allocator.h"
using namespace oceanbase::common;
using namespace oceanbase::sql;
#define null static_cast<const char*>(NULL)
#define timestamp(val) convert_to_timestamp(val)
#define COL(val) \
({ \
ObObj* _obj = new ObObj(); \
int err = OB_SUCCESS; \
if (OB_SUCCESS != (err = set_value(*_obj, val))) { \
_OB_LOG(WARN, "fail to set value, err=%d", err); \
} \
_obj; \
})
#define COL_T(type, val) \
({ \
ObObj* _obj = new ObObj(); \
_obj->set_##type(val); \
_obj; \
})
#define ADD_ROW(table_op, args...) \
if (OB_SUCC(ret)) { \
ObObj _cells[OB_MAX_COLUMN_NUMBER]; \
ObNewRow _row; \
_row.cells_ = _cells; \
_row.count_ = table_op.get_column_count(); \
if (OB_SUCCESS != (ret = fill_row(_row, ##args))) { \
_OB_LOG(WARN, "fail to fill row, ret=%d", ret); \
} else if (OB_SUCCESS != (ret = table_op.add_row(_row))) { \
_OB_LOG(WARN, "fail to add row, ret=%d", ret); \
} \
}
#define EXCEPT_RESULT(_ctx, _result_table, op, collation) \
EXCEPT_RESULT_WITH_IDX(_ctx, _result_table, op, 0, 0, collation)
#define EXCEPT_RESULT_SET(_ctx, _result_table, op, start_idx, end_idx, collation) \
EXCEPT_RESULT_WITH_IDX(_ctx, _result_table, op, start_idx, end_idx, collation)
#define EXCEPT_RESULT_WITH_IDX(_ctx, _result_table, op, start_idx, end_idx, collation) \
if (OB_SUCC(ret)) { \
int _ret = OB_SUCCESS; \
const ObNewRow* result_row = NULL; \
while (OB_SUCCESS == (_ret = op.get_next_row(_ctx, result_row))) { \
const ObNewRow* except_row = NULL; \
printf("row=%s\n", to_cstring(*result_row)); \
ASSERT_EQ(OB_SUCCESS, _result_table.get_next_row(_ctx, except_row)); \
printf("except_row=%s\n", to_cstring(*except_row)); \
ASSERT_TRUE(except_row->count_ == result_row->count_); \
for (int64_t i = start_idx; i < end_idx; ++i) { \
printf("index=%ld, cell=%s, respect_cell=%s\n", \
i, \
to_cstring(result_row->cells_[i]), \
to_cstring(except_row->cells_[i])); \
ASSERT_TRUE(0 == except_row->cells_[i].compare(result_row->cells_[i], collation)); \
} \
result_row = NULL; \
} \
ASSERT_EQ(OB_ITER_END, _ret); \
}
namespace oceanbase {
namespace common {
extern void init_global_memory_pool();
} // namespace common
} // namespace oceanbase
typedef struct TimeStampWrap {
int64_t usec_;
} TimeStampWrap;
TimeStampWrap convert_to_timestamp(int64_t usec)
{
TimeStampWrap time_stamp;
time_stamp.usec_ = usec;
return time_stamp;
}
TimeStampWrap convert_to_timestamp(const char* str)
{
TimeStampWrap time_stamp;
ObString date = ObString::make_string(str);
// ObTimeUtility::str_to_usec(date, time_stamp.usec_);
ObTimeConvertCtx cvrt_ctx(NULL, false);
(void)ObTimeConverter::str_to_datetime(date, cvrt_ctx, time_stamp.usec_, NULL);
return time_stamp;
}
int set_value(ObObj& obj, int val)
{
obj.set_int(static_cast<int64_t>(val));
return OB_SUCCESS;
}
int set_value(ObObj& obj, int64_t val)
{
obj.set_int(val);
return OB_SUCCESS;
}
int set_value(ObObj& obj, float val)
{
int ret = OB_SUCCESS;
ObObj obj1;
obj1.set_float(val);
ObCastCtx cast_ctx(global_default_allocator, NULL, 0, CM_NONE, CS_TYPE_INVALID, NULL);
if (OB_FAIL(ObObjCaster::to_type(ObNumberType, cast_ctx, obj1, obj))) {
_OB_LOG(WARN, "fail to cast obj, ret=%d", ret);
}
return ret;
}
int set_value(ObObj& obj, double val)
{
ObObj obj1;
int ret = OB_SUCCESS;
obj1.set_double(val);
ObCastCtx cast_ctx(global_default_allocator, NULL, 0, CM_NONE, CS_TYPE_INVALID, NULL);
if (OB_FAIL(ObObjCaster::to_type(ObNumberType, cast_ctx, obj1, obj))) {
_OB_LOG(WARN, "fail to cast obj, ret=%d", ret);
}
return ret;
}
int set_value(ObObj& obj, const char* val)
{
if (NULL == val) {
obj.set_null();
} else {
obj.set_varchar(val, static_cast<ObString::obstr_size_t>(strlen(val)));
}
return OB_SUCCESS;
}
int set_value(ObObj& obj, const ObObj& val)
{
obj = val;
return OB_SUCCESS;
}
int set_value(ObObj& obj, TimeStampWrap val)
{
obj.set_timestamp(val.usec_);
return OB_SUCCESS;
}
int fill_row(ObNewRow& row, ...)
{
int ret = OB_SUCCESS;
ObObj* ptr = NULL;
va_list ap;
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wvarargs"
va_start(ap, row);
for (int64_t i = 0; OB_SUCC(ret) && i < row.count_; ++i) {
if (NULL == (ptr = va_arg(ap, ObObj*))) {
ret = OB_INVALID_ARGUMENT;
_OB_LOG(WARN, "argument is null");
} else {
row.cells_[i] = *ptr;
row.cells_[i].set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
delete ptr;
ptr = NULL;
}
}
va_end(ap);
#pragma GCC diagnostic pop
return ret;
}
static ObArenaAllocator alloc_;
class ObFakeTable : public ObNoChildrenPhyOperator {
private:
class ObFakeTableCtx : public ObPhyOperatorCtx {
public:
ObFakeTableCtx(ObExecContext& ctx) : ObPhyOperatorCtx(ctx)
{}
int init(int64_t projector_size)
{
int ret = OB_SUCCESS;
projector_size_ = projector_size;
projector_ = static_cast<int32_t*>(exec_ctx_.get_allocator().alloc(sizeof(int32_t) * projector_size_));
if (NULL == projector_) {
ret = OB_ALLOCATE_MEMORY_FAILED;
}
if (OB_SUCC(ret)) {
for (int64_t i = 0; i < projector_size_; i++) {
projector_[i] = static_cast<int32_t>(i);
}
}
return ret;
}
virtual void destroy()
{
return ObPhyOperatorCtx::destroy_base();
}
int64_t projector_size_;
int32_t* projector_;
private:
ObRowStore::Iterator row_store_it_;
friend class ObFakeTable;
};
public:
ObFakeTable(ObIAllocator& alloc) : ObNoChildrenPhyOperator(alloc), no_rescan_(false)
{}
ObFakeTable() : ObNoChildrenPhyOperator(alloc_), no_rescan_(false)
{}
~ObFakeTable()
{}
void set_no_rescan()
{
no_rescan_ = true;
}
void reset()
{
row_store_.reset();
ObNoChildrenPhyOperator::reset();
}
int add_row(const ObNewRow& row)
{
return row_store_.add_row(row);
}
ObPhyOperatorType get_type() const
{
return PHY_FAKE_TABLE;
}
int inner_open(ObExecContext& ctx) const
{
int ret = OB_SUCCESS;
ObFakeTableCtx* table_ctx = NULL;
if (OB_SUCCESS != (ret = init_op_ctx(ctx))) {
_OB_LOG(WARN, "fail to init operator context, ret=%d", ret);
} else if (NULL == (table_ctx = GET_PHY_OPERATOR_CTX(ObFakeTableCtx, ctx, get_id()))) {
ret = OB_ERR_UNEXPECTED;
_OB_LOG(WARN, "fail to get physical operator context");
} else if (OB_FAIL(table_ctx->init(column_count_))) {
_OB_LOG(WARN, "fail to init project size, ret=%d", ret);
} else {
table_ctx->row_store_it_ = row_store_.begin();
}
return ret;
}
int rescan(ObExecContext& ctx) const
{
if (no_rescan_) {
return OB_SUCCESS;
} else {
ObFakeTableCtx* fake_table_ctx = NULL;
fake_table_ctx = GET_PHY_OPERATOR_CTX(ObFakeTableCtx, ctx, get_id());
OB_ASSERT(fake_table_ctx);
fake_table_ctx->row_store_it_ = row_store_.begin();
return ObNoChildrenPhyOperator::rescan(ctx);
}
}
int inner_close(ObExecContext& ctx) const
{
UNUSED(ctx);
return OB_SUCCESS;
}
private:
/**
* @brief create operator context, only child operator can know it's specific operator type,
* so must be overwrited by child operator,
* @param ctx[in], execute context
* @param op_ctx[out], the pointer of operator context
* @return if success, return OB_SUCCESS, otherwise, return errno
*/
virtual int init_op_ctx(ObExecContext& ctx) const
{
int ret = OB_SUCCESS;
ObPhyOperatorCtx* op_ctx = NULL;
if (OB_SUCCESS != (ret = CREATE_PHY_OPERATOR_CTX(ObFakeTableCtx, ctx, get_id(), get_type(), op_ctx))) {
SQL_EXE_LOG(WARN, "create physical operator context failed", K(ret));
} else if (OB_SUCCESS != (ret = op_ctx->create_cur_row(get_column_count(), projector_, projector_size_))) {
SQL_EXE_LOG(WARN, "create current row failed", K(ret));
}
return ret;
}
/**
* @brief called by get_next_row(), get a row from the child operator or row_store
* @param ctx[in], execute context
* @param row[out], ObSqlRow an obj array and row_size
*/
virtual int inner_get_next_row(ObExecContext& ctx, const ObNewRow*& row) const
{
int ret = OB_SUCCESS;
ObFakeTableCtx* table_ctx = NULL;
if (NULL == (table_ctx = GET_PHY_OPERATOR_CTX(ObFakeTableCtx, ctx, get_id()))) {
ret = OB_ERR_UNEXPECTED;
_OB_LOG(WARN, "fail to get physical operator context");
} else if (OB_SUCCESS != (ret = table_ctx->row_store_it_.get_next_row(table_ctx->get_cur_row()))) {
if (OB_ITER_END != ret) {
_OB_LOG(WARN, "fail to get next row, ret=%d", ret);
}
} else {
row = &table_ctx->get_cur_row();
const_cast<ObNewRow*>(row)->projector_ = table_ctx->projector_;
const_cast<ObNewRow*>(row)->projector_size_ = table_ctx->projector_size_;
}
return ret;
}
virtual int64_t to_string_kv(char* buf, const int64_t buf_len) const
{
int64_t pos = 0;
J_KV(N_ROW_STORE, row_store_);
return pos;
}
DISALLOW_COPY_AND_ASSIGN(ObFakeTable);
private:
ObRowStore row_store_;
bool no_rescan_;
};
#endif /* OCEANBASE_UNITTEST_SQL_ENGINE_TABLE_OB_FAKE_TABLE_H_ */