Codecov (oceanbase#324)

### What problem were solved in this pull request?

Issue Number: close oceanbase#172

Problem:
增加单元测试统计信息

Author: hnwyllmm

.github/workflows/build.yml

@@ -39,6 +39,20 @@ jobs:
         cd build_debug
         make test
 
+    - name: lcov
+      shell: bash
+      run: |
+        export DEBIAN_FRONTEND=noninteractive
+        sudo apt-get update && sudo apt-get install -y lcov
+        cd build_debug
+        rm -rf unittest
+        lcov -c -d ./ -o coverage.info
+
+    - uses: codecov/codecov-action@v3
+      with:
+        file: build_debug/coverage.info
+        token: ${{ secrets.CODECOV_TOKEN }}
+
   build-on-mac:
     # The CMake configure and build commands are platform agnostic and should work equally well on Windows or Mac.
     # You can convert this to a matrix build if you need cross-platform coverage.

CMakeLists.txt

@@ -126,6 +126,15 @@ ENDIF ()
 
 INCLUDE_DIRECTORIES(. ${PROJECT_SOURCE_DIR}/deps /usr/local/include)
 
+IF(WITH_UNIT_TESTS)
+    SET(CMAKE_COMMON_FLAGS "${CMAKE_COMMON_FLAGS} -fprofile-arcs -ftest-coverage")
+    enable_testing()
+ENDIF(WITH_UNIT_TESTS)
+
+SET(CMAKE_CXX_FLAGS ${CMAKE_COMMON_FLAGS})
+SET(CMAKE_C_FLAGS ${CMAKE_COMMON_FLAGS})
+MESSAGE(STATUS "CMAKE_CXX_FLAGS is " ${CMAKE_CXX_FLAGS})
+
 # ADD_SUBDIRECTORY(src bin)  bin 为目标目录， 可以省略
 ADD_SUBDIRECTORY(deps)
 ADD_SUBDIRECTORY(src/obclient)
@@ -135,34 +144,6 @@ ADD_SUBDIRECTORY(benchmark)
 ADD_SUBDIRECTORY(tools)
 
 IF(WITH_UNIT_TESTS)
-    SET(CMAKE_COMMON_FLAGS "${CMAKE_COMMON_FLAGS} -fprofile-arcs -ftest-coverage")
-    enable_testing()
     ADD_SUBDIRECTORY(unittest)
 ENDIF(WITH_UNIT_TESTS)
 
-SET(CMAKE_CXX_FLAGS ${CMAKE_COMMON_FLAGS})
-SET(CMAKE_C_FLAGS ${CMAKE_COMMON_FLAGS})
-MESSAGE(STATUS "CMAKE_CXX_FLAGS is " ${CMAKE_CXX_FLAGS})
-
-INSTALL(DIRECTORY etc DESTINATION .
-		FILE_PERMISSIONS OWNER_WRITE OWNER_READ GROUP_READ WORLD_READ)
-
-#INSTALL([[SCRIPT <file>] [CODE <code>]] [...])
-# script 表示安装时，调用cmake 脚步
-# code 表示安装时，执行cmake 命令， 例如
-INSTALL(CODE "MESSAGE(\"Sample install message.\")")
-# EXEC_PROGRAM make时执行命令
-#EXEC_PROGRAM(Executable [directory in which to run]
-#        [ARGS <arguments to executable>]
-#        [OUTPUT_VARIABLE <var>]
-
-#EXEC_PROGRAM(Executable [directory in which to run]
-#        [ARGS <arguments to executable>]
-#        [OUTPUT_VARIABLE <var>]
-#        [RETURN_VALUE <var>])
-# 生产make时，执行
-#EXEC_PROGRAM(ls ARGS "*.c" OUTPUT_VARIABLE LS_OUTPUT RETURN_VALUE
-#        LS_RVALUE)
-#IF(not LS_RVALUE)
-#    MESSAGE(STATUS "ls result: " ${LS_OUTPUT})
-#ENDIF(not LS_RVALUE)

README.md

@@ -1,3 +1,9 @@
+<div align="center">
+
+[![Coverage Status](https://codecov.io/gh/oceanbase/miniob/branch/main/graph/badge.svg)](https://codecov.io/gh/oceanbase/miniob)
+
+</div>
+
 # MiniOB 概述
 
 MiniOB 是 [OceanBase](https://github.com/oceanbase/oceanbase) 团队基于华中科技大学数据库课程原型，联合多所高校重新开发的、专为零基础的同学设计的数据库入门学习项目。我们的目标是为在校学生、数据库从业者、爱好者或对基础技术感兴趣的人提供一个友好的数据库学习项目。

src/observer/storage/trx/mvcc_trx.cpp

@@ -177,7 +177,7 @@ RC MvccTrx::delete_record(Table *table, Record &record)
         begin_xid, end_xid, trx_id_, record.rid().to_string().c_str());
     rc = table->delete_record(record);
     ASSERT(rc == RC::SUCCESS, "failed to delete record in table.table id =%d, rid=%s, begin_xid=%d, end_xid=%d, current trx id = %d",
-        table.->table_id(), record.rid().to_string().c_str(), begin_xid, end_xid, trx_id_);
+        table->table_id(), record.rid().to_string().c_str(), begin_xid, end_xid, trx_id_);
     return rc;
   }