467 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			467 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /**
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|  * Copyright (c) 2021 OceanBase
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|  * OceanBase CE is licensed under Mulan PubL v2.
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|  * You can use this software according to the terms and conditions of the Mulan PubL v2.
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|  * You may obtain a copy of Mulan PubL v2 at:
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|  *          http://license.coscl.org.cn/MulanPubL-2.0
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|  * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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|  * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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|  * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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|  * See the Mulan PubL v2 for more details.
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|  */
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| 
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| #ifndef OCEANBASE_UNITTEST_MOCK_ITERATOR_H_
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| #define OCEANBASE_UNITTEST_MOCK_ITERATOR_H_
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| 
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| #include "common/object/ob_object.h"
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| #include "storage/ob_i_store.h"
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| #include "common/row/ob_row_store.h"
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| #include "lib/hash/ob_hashmap.h"
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| #include "share/ob_time_utility2.h"
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| #include "lib/string/ob_string.h"
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| #include "storage/ob_i_store.h"
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| 
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| namespace oceanbase {
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| namespace common {
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| class ObMockIterator : public storage::ObStoreRowIterator {
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| public:
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|   static const int64_t DEF_ROW_NUM = 512;
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| 
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| public:
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|   ObMockIterator(bool reverse = false);
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|   virtual ~ObMockIterator();
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| 
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|   int64_t count() const
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|   {
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|     return rows_.count();
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|   }
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|   // get row at idx, do not move iter
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|   int get_row(const int64_t idx, const storage::ObStoreRow*& row) const;
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|   int get_row(const int64_t idx, storage::ObStoreRow*& row) const;
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|   int get_row(const int64_t idx, common::ObNewRow*& row) const;
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|   // get row and move iter to the next
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|   int get_next_row(const storage::ObStoreRow*& row);
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|   int get_next_row(storage::ObStoreRow*& row);
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|   int get_next_row(common::ObNewRow*& row);
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| 
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|   // destory data
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|   void reset();
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|   // rewind iter
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|   void reset_iter();
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| 
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|   int add_row(storage::ObStoreRow* row);
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|   int from(
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|       const char* cstr, char escape = '\\', uint16_t* col_id_array = nullptr, int64_t* result_col_id_array = nullptr);
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|   int from(const common::ObString& str, char escape = '\\', uint16_t* col_id_array = nullptr,
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|       int64_t* result_col_id_array = nullptr);
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| 
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|   static bool equals(const common::ObNewRow& r1, const common::ObNewRow& r2);
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|   static bool equals(const storage::ObStoreRow& r1, const storage::ObStoreRow& r2,
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|       const bool cmp_multi_version_row_flag = false, const bool cmp_is_get_and_scan_index = false);
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|   static bool equals(uint16_t* col_id1, uint16_t* col_id2, const int64_t col_cnt);
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|   bool equals(int64_t idx, common::ObNewRow& row) const;
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|   bool equals(int64_t idx, storage::ObStoreRow& row) const;
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|   bool equals(int64_t idx, const storage::ObStoreRow& row) const;
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|   bool equals(common::ObNewRow& other_row) const
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|   {
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|     return equals(0, other_row);
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|   }
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|   bool equals(storage::ObStoreRow& other_row) const
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|   {
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|     return equals(0, other_row);
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|   }
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|   bool equals(const storage::ObStoreRow& other_row) const
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|   {
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|     return equals(0, other_row);
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|   }
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| 
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|   int set_column_cnt(const int64_t column_cnt)
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|   {
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|     int ret = common::OB_SUCCESS;
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|     if (column_cnt > common::OB_ROW_MAX_COLUMNS_COUNT || column_cnt < 0) {
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|       ret = common::OB_ERR_UNEXPECTED;
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|     } else {
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|       column_cnt_ = column_cnt;
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|     }
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|     return ret;
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|   }
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| 
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|   int set_column_type(const int64_t col_idx, const common::ObObjMeta& type)
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|   {
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|     int ret = common::OB_SUCCESS;
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|     if (col_idx >= common::OB_ROW_MAX_COLUMNS_COUNT || col_idx < 0) {
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|       ret = common::OB_ERR_UNEXPECTED;
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|     } else {
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|       metas_[col_idx] = type;
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|     }
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|     return ret;
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|   }
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| 
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|   template <typename T>
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|   bool equals(
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|       T& other_iter, const bool cmp_multi_version_row_flag = false, const bool cmp_is_get_and_scan_index = false)
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|   {
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|     bool bool_ret = true;
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|     int ret1 = common::OB_SUCCESS;
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|     int ret2 = common::OB_SUCCESS;
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|     const storage::ObStoreRow* other_row = NULL;
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|     storage::ObStoreRow* this_row = NULL;
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|     int64_t idx = 0;
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| 
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|     while (bool_ret) {
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|       ret1 = get_next_row(this_row);
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|       ret2 = other_iter.get_next_row(other_row);
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|       STORAGE_LOG(DEBUG, "compare row", K(ret1), K(*this_row), K(ret2), K(*other_row));
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|       if (ret1 == ret2) {
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|         if (common::OB_SUCCESS == ret1 && this_row && other_row) {
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|           bool_ret =
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|               ObMockIterator::equals(*this_row, *other_row, cmp_multi_version_row_flag, cmp_is_get_and_scan_index);
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|           STORAGE_LOG(DEBUG, "compare row", K(bool_ret), K(ret1), K(*this_row), K(ret2), K(*other_row));
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|           if (this_row->row_type_flag_.is_uncommitted_row()) {
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|             if (OB_ISNULL(this_row->trans_id_ptr_) || OB_ISNULL(other_row->trans_id_ptr_)) {
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|               STORAGE_LOG(ERROR,
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|                   "uncommitted row without trans_id",
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|                   K(*this_row),
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|                   K(this_row->trans_id_ptr_),
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|                   K(*other_row),
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|                   K(other_row->trans_id_ptr_));
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|               bool_ret = false;
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|             }
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|           } else {
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|             if (OB_NOT_NULL(this_row->trans_id_ptr_) || OB_NOT_NULL(other_row->trans_id_ptr_)) {
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|               STORAGE_LOG(ERROR,
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|                   "committed row with trans_id",
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|                   K(*this_row),
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|                   K(this_row->trans_id_ptr_),
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|                   K(*other_row),
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|                   K(other_row->trans_id_ptr_));
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|               bool_ret = false;
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|             }
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|           }
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|         } else {
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|           // must be OB_ITER_END
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|           OB_ASSERT(common::OB_ITER_END == ret1);
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|           break;
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|         }
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|       } else {
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|         bool_ret = false;
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|       }
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|       idx++;
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|     }
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| 
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|     if (!bool_ret) {
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|       STORAGE_LOG(WARN,
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|           "iter is not equal",
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|           K(idx),
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|           K(ret1),
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|           K(ret2),
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|           "this_row",
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|           this_row ? to_cstring(*this_row) : "null",
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|           "other_row",
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|           other_row ? to_cstring(*other_row) : "null");
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|     } else {
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|       STORAGE_LOG(INFO,
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|           "iter is equal",
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|           K(idx),
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|           K(ret1),
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|           K(ret2),
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|           "this_row",
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|           this_row ? to_cstring(*this_row) : "null",
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|           "other_row",
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|           other_row ? to_cstring(*other_row) : "null");
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|     }
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| 
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|     return bool_ret;
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|   }
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| 
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|   int64_t get_column_cnt() const
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|   {
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|     return column_cnt_;
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|   }
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|   common::ObObjMeta* get_column_type()
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|   {
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|     return metas_;
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|   }
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| 
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| private:
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|   void setup_start_cursor();
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|   void advance();
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|   bool end_of_row() const;
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| 
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|   common::ObSEArray<storage::ObStoreRow*, DEF_ROW_NUM> rows_;
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|   int64_t column_cnt_;
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|   common::ObObjMeta metas_[common::OB_ROW_MAX_COLUMNS_COUNT];
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|   int64_t cursor_;
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|   bool reverse_;
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|   transaction::ObTransID trans_id_;
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|   common::ObArenaAllocator allocator_;
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| };
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| 
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| template <typename T, typename ROW_TYPE>
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| class ObMockRowIterator : public T {
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| public:
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|   ObMockRowIterator(bool reverse = false) : iter_(reverse)
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|   {}
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|   virtual ~ObMockRowIterator()
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|   {}
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|   int get_next_row(ROW_TYPE*& row)
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|   {
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|     return iter_.get_next_row(row);
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|   }
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|   int get_row(const int64_t idx, ROW_TYPE*& row)
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|   {
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|     return iter_.get_row(idx, row);
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|   }
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|   void reset()
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|   {
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|     return iter_.reset();
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|   }
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|   void reset_iter()
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|   {
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|     return iter_.reset_iter();
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|   }
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|   int from(const char* cstr, char escape = '\\')
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|   {
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|     return iter_.from(cstr, escape);
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|   }
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|   int from(const common::ObString& str, char escape = '\\')
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|   {
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|     return iter_.from(str, escape);
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|   }
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|   bool equals(ROW_TYPE& row) const
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|   {
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|     return iter_.equals(row);
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|   }
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|   bool equals(int64_t idx, ROW_TYPE& row) const
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|   {
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|     return iter_.equals(idx, row);
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|   }
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|   // compare to an iterator, rewind the iter before call this function
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|   // to be add
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|   bool equals(T& other_iter)
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|   {
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|     bool bool_ret = true;
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|     int ret1 = common::OB_SUCCESS;
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|     int ret2 = common::OB_SUCCESS;
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|     ROW_TYPE* other_row = NULL;
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|     ROW_TYPE* this_row = NULL;
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|     int64_t idx = 0;
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| 
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|     while (bool_ret) {
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|       ret1 = get_next_row(this_row);
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|       ret2 = other_iter.get_next_row(other_row);
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|       if (ret1 == ret2) {
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|         if (common::OB_SUCCESS == ret1 && this_row && other_row) {
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|           bool_ret = ObMockIterator::equals(*this_row, *other_row);
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|         } else {
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|           // must be OB_ITER_END
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|           OB_ASSERT(common::OB_ITER_END == ret1);
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|           break;
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|         }
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|       } else {
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|         bool_ret = false;
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|       }
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|       idx++;
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|     }
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| 
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|     if (!bool_ret) {
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|       STORAGE_LOG(
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|           WARN, "iter is not equal", K(idx), "this_row", to_cstring(*this_row), "other_row", to_cstring(*other_row));
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|     }
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| 
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|     return bool_ret;
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|   }
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| 
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| private:
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|   ObMockIterator iter_;
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| };
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| typedef ObMockRowIterator<storage::ObStoreRowIterator, const storage::ObStoreRow> ObMockStoreRowIterator;
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| typedef ObMockRowIterator<storage::ObQueryRowIterator, storage::ObStoreRow> ObMockQueryRowIterator;
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| typedef ObMockRowIterator<common::ObNewRowIterator, common::ObNewRow> ObMockNewRowIterator;
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| 
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| // init
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| // parse -> parse->header
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| //       -> parse->row -> parse_int(parse_varchar..)
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| class ObMockIteratorBuilder {
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| public:
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|   static const int64_t MAX_DATA_LENGTH = 4096;
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|   static const int64_t DEF_COL_NUM = 16;
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|   static const int TYPE_NUM = 6;
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|   static const int INFO_NUM = 2;
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|   static const int FLAG_NUM = 5;
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|   static const int DML_NUM = 6;
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|   static const int BASE_NUM = 2;
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|   static const int MULTI_VERSION_ROW_FLAG_NUM = 5;
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|   static const int TRANS_ID_NUM = 10;
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| 
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|   static const int64_t STATE_BEGIN = 0;
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|   static const int64_t STATE_WORD_WITH_QUOTE = 1;
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|   static const int64_t STATE_WORD_WITHOUT_QUOTE = 2;
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|   static const int64_t STATE_END = 3;
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| 
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|   static const int64_t NOT_EXT = 0;
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|   static const int64_t EXT_NOP = 1;
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|   static const int64_t EXT_MAX = 2;
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|   static const int64_t EXT_MIN = 3;
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|   static const int64_t EXT_NULL = 4;
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|   static const int64_t EXT_END = 5;
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|   static const int64_t EXT_MIN_2_TRANS = 6;  // for second_uncommitted_trans
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|   static const int64_t EXT_MAGIC = 7;
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| 
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|   static const char CHAR_ROW_END = '\n';
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|   static const char CHAR_QUOTE = '\'';
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|   static const char* STR_NOP;
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|   static const char* STR_NULL;
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|   static const char* STR_MAX;
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|   static const char* STR_MIN;
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|   static const char* STR_MIN_2_TRANS;  // for second_uncommitted_trans
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|   static const char* STR_MAGIC;
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| 
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|   static common::ObObjMeta INT_TYPE;
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|   static common::ObObjMeta BIGINT_TYPE;
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|   static common::ObObjMeta VAR_TYPE;
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|   static common::ObObjMeta LOB_TYPE;
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|   static common::ObObjMeta TS_TYPE;
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|   static common::ObObjMeta NU_TYPE;
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| 
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|   typedef int (*ObParseFunc)(common::ObIAllocator*, const common::ObString&, storage::ObStoreRow&, int64_t&);
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| 
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| public:
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|   ObMockIteratorBuilder() : is_inited_(false), allocator_(NULL), escape_('\\')
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|   {}
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|   ~ObMockIteratorBuilder()
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|   {}
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| 
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|   int init(common::ObIAllocator* allocator = NULL, char escape = '\\');
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|   int parse(const common::ObString& str, ObMockIterator& iter, uint16_t* col_id_array_list = nullptr);
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|   int parse_with_specified_col_ids(const ObString& str, ObMockIterator& iter, uint16_t* col_id_array_list = nullptr,
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|       int64_t* result_col_id_array = nullptr);
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| 
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| private:
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|   static int static_init();
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|   static int parse_varchar(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_lob(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   /*
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|   static int parse_bool(common::ObIAllocator *allocator,
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|                         const common::ObString &word, storage::ObStoreRow &row, int64_t &idx);
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|                         */
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|   static int parse_timestamp(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_int(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_bigint(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_number(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_dml(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_first_dml(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_flag(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_base(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_multi_version_row_flag(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_is_get(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_scan_index(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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|   static int parse_trans_id(
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|       common::ObIAllocator* allocator, const common::ObString& word, storage::ObStoreRow& row, int64_t& idx);
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| 
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|   int parse_header(const common::ObString& str, int64_t& pos, common::ObIArray<ObParseFunc>& header, int64_t& obj_num,
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|       ObMockIterator& iter);
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|   int parse_row(const common::ObString& str, int64_t& pos, const common::ObIArray<ObParseFunc>& header,
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|       const uint16_t* col_id_array_list, storage::ObStoreRow& row);
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|   int get_next_word(const common::ObString& str, int64_t& pos, common::ObString& word, int64_t& ext);
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|   int write_next_char(const common::ObString& str, int64_t& pos, common::ObString& word);
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|   int handle_escape(const common::ObString& str, int64_t& pos, char& c);
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|   // return NOT_EXT, EXT_NOP, EXT_MIN, EXT_MAX
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|   int get_ext(const common::ObString& word);
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| 
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|   inline bool is_space(char c)
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|   {
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|     return isspace(c);
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|   }
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|   inline bool is_row_end(char c)
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|   {
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|     return (CHAR_ROW_END == c);
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|   }
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|   inline bool is_escape(char c)
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|   {
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|     return (escape_ == c);
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|   }
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|   inline bool is_quote(char c)
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|   {
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|     return (CHAR_QUOTE == c);
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|   }
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| 
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|   // inline bool is_row_end(const common::ObString &word);
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| public:
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|   static transaction::ObTransID trans_id_list_[TRANS_ID_NUM];
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| 
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| private:
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|   static bool is_static_inited_;
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|   // hash ObString to obj parse func , such as parse_int ...
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|   static common::hash::ObHashMap<common::ObString, ObParseFunc> str_to_obj_parse_func_;
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|   // hash ObString to row info parse func , such as parse_dml ...
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|   static common::hash::ObHashMap<common::ObString, ObParseFunc> str_to_info_parse_func_;
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|   static common::hash::ObHashMap<common::ObString, common::ObObjMeta*> str_to_obj_type_;
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|   static common::hash::ObHashMap<common::ObString, int64_t> str_to_flag_;
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|   static common::hash::ObHashMap<common::ObString, storage::ObRowDml> str_to_dml_;
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|   static common::hash::ObHashMap<common::ObString, bool> str_to_base_;
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|   static common::hash::ObHashMap<common::ObString, bool> str_to_is_get_;
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|   static common::hash::ObHashMap<common::ObString, uint8_t> str_to_multi_version_row_flag_;
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|   static common::hash::ObHashMap<ObString, transaction::ObTransID*> str_to_trans_id_;
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| 
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| private:
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|   bool is_inited_;
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|   common::ObIAllocator* allocator_;
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|   char escape_;
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| };
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| 
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| class MockObNewRowIterator : public ObNewRowIterator {
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|   OB_UNIS_VERSION(1);
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| 
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| public:
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|   MockObNewRowIterator();
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|   ~MockObNewRowIterator();
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|   static bool equals(const common::ObNewRow& r1, const common::ObNewRow& r2);
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|   void reset();
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|   int from(const char* cstr, char escape = '\\')
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|   {
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|     return iter_.from(cstr, escape);
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|   }
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|   int from(const common::ObString& str, char escape = '\\')
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|   {
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|     return iter_.from(str, escape);
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|   }
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|   int get_next_row(ObNewRow*& row)
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|   {
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|     return iter_.get_next_row(row);
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|   }
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|   int get_row(const int64_t idex, storage::ObStoreRow*& row) const
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|   {
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|     return iter_.get_row(idex, row);
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|   }
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|   int64_t count() const
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|   {
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|     return iter_.count();
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|   }
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|   int add_row(storage::ObStoreRow* row)
 | |
|   {
 | |
|     return iter_.add_row(row);
 | |
|   }
 | |
| 
 | |
| private:
 | |
|   ObMockIterator iter_;
 | |
|   common::PageArena<char> allocator_;
 | |
| };
 | |
| 
 | |
| }  // namespace common
 | |
| }  // namespace oceanbase
 | |
| #endif  // OCEANBASE_UNITTEST_MOCK_ITERATOR_H_
 | 
