diff --git a/.travis.yml b/.travis.yml
index 221a1f1a300d265db1f8958feba6539a9b7b5b81..bda5c0d75896ffacae6a048ab97ee34229b5e58b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,114 +1,19 @@
 #
 # Configuration
 #
-git:
-  depth: 1
-
-language: c
-
-compiler:
-  - clang
-  - gcc
-
-os:
-  - linux
-#  - osx
-
-before_install:
-  - |-
-    case $TRAVIS_OS_NAME in
-      linux)
-        sudo apt -y update
-        sudo apt -y install python-pip python3-pip python-setuptools python3-setuptools
-        ;;
-    esac
-
-addons:
-  coverity_scan:
-
-    # GitHub project metadata
-    # ** specific to your project **
-    project:
-      name: TDengine
-      version: 2.x
-      description: TDengine
-
-    # Where email notification of build analysis results will be sent
-    notification_email: sdsang@taosdata.com
-
-    # Commands to prepare for build_command
-    # ** likely specific to your build **
-    build_command_prepend: cmake ..
-
-    # The command that will be added as an argument to "cov-build" to compile your project for analysis,
-    # ** likely specific to your build **
-    build_command: cmake --build .
-
-    # Pattern to match selecting branches that will run analysis. We recommend leaving this set to 'coverity_scan'.
-    # Take care in resource usage, and consider the build frequency allowances per
-    #   https://scan.coverity.com/faq#frequency
-    branch_pattern: coverity_scan
-
-before_script:
-  - mkdir debug
-  - cd debug
-
-script:
-  - cmake .. 
-  - cmake --build . || exit $?
-  - |-
-    case $TRAVIS_OS_NAME in
-      linux)
-        # Color setting
-        RED='\033[0;31m'
-        GREEN='\033[1;32m'
-        GREEN_DARK='\033[0;32m'
-        GREEN_UNDERLINE='\033[4;32m'
-        NC='\033[0m'
-
-        sudo make install
-
-        cd ../tests/script
-        sudo ./test.sh 2>&1 | grep 'success\|failed' | tee out.txt
-
-        total_success=`grep success out.txt | wc -l`
-
-        if [ "$total_success" -gt "0" ]; then
-          total_success=`expr $total_success - 1`
-          echo -e "${GREEN} ### Total $total_success TSIM case(s) succeed! ### ${NC}"
-        fi
-
-        total_failed=`grep failed out.txt | wc -l`
-        if [ "$total_failed" -ne "0" ]; then
-          echo -e "${RED} ### Total $total_failed TSIM case(s) failed! ### ${NC}"
-          exit $total_failed
-        fi
-
-        pip install --user ../../src/connector/python/linux/python2/ 
-        pip3 install --user ../../src/connector/python/linux/python3/ 
-
-        cd ../pytest
-        sudo ./simpletest.sh 2>&1 | grep 'successfully executed\|failed' | tee pytest-out.txt
-        total_py_success=`grep 'successfully executed' pytest-out.txt | wc -l`
-
-        if [ "$total_py_success" -gt "0" ]; then
-          echo -e "${GREEN} ### Total $total_py_success python case(s) succeed! ### ${NC}"
-        fi
-
-        total_py_failed=`grep 'failed' pytest-out.txt | wc -l`
-        if [ "$total_py_failed" -ne "0" ]; then
-          echo -e "${RED} ### Total $total_py_failed python case(s) failed! ### ${NC}"
-          exit $total_py_failed
-        fi
-
-        ;;
-    esac
-
 #
 # Build Matrix
 #
 matrix:
   - os: linux
+    language: c
+
+    git:
+      - depth: 1
+
+    compiler: gcc
+    env: DESC="linux/gcc build and test"
+
     addons:
       apt:
         packages:
@@ -120,8 +25,193 @@ matrix:
           - python3-pip
           - python3-setuptools
 
-#  - os: osx
-#    addons:
-#      homebrew:
-#        - cmake
+    before_install:
+      - sudo apt update -y -qq
+      - sudo apt install -y net-tools python-pip python-setuptools python3-pip python3-setuptools
+
+    before_script:
+      - cd ${TRAVIS_BUILD_DIR}
+      - mkdir debug
+      - cd debug
+
+    script:
+      - cmake ..
+      - make
+
+    after_success:
+      - |-
+        case $TRAVIS_OS_NAME in
+          linux)
+          cd ${TRAVIS_BUILD_DIR}/debug
+          sudo make install || exit $?
+
+          pip install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python2/
+          pip3 install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python3/
+
+          cd ${TRAVIS_BUILD_DIR}/tests
+          bash ./test-all.sh
+
+          if [ "$?" -ne "0" ]; then
+            exit $?
+          fi
+
+          ;;
+        esac
+
+  - os: linux
+    language: c
+    compiler: gcc
+    env: COVERITY_SCAN=true
+    git:
+      - depth: 1
+
+    script:
+      - echo "this job is for coverity scan"
+
+    addons:
+      coverity_scan:
+
+        # GitHub project metadata
+        # ** specific to your project **
+        project:
+          name: sangshuduo/TDengine
+          version: 2.x
+          description: sangshuduo/TDengine
+
+        # Where email notification of build analysis results will be sent
+        notification_email: sangshuduo@gmail.com
+
+        # Commands to prepare for build_command
+        # ** likely specific to your build **
+        build_command_prepend: cmake ..
+
+        # The command that will be added as an argument to "cov-build" to compile your project for analysis,
+        # ** likely specific to your build **
+        build_command: cmake --build .
+
+        # Pattern to match selecting branches that will run analysis. We recommend leaving this set to 'coverity_scan'.
+        # Take care in resource usage, and consider the build frequency allowances per
+        #   https://scan.coverity.com/faq#frequency
+        branch_pattern: coverity_scan
+
+  - os: linux
+    language: c
+    compiler: gcc
+    env: ENV_COVER=true
+
+    git:
+      - depth: 1
+
+    addons:
+      apt:
+        packages:
+          - build-essential
+          - cmake
+          - net-tools
+          - python-pip
+          - python-setuptools
+          - python3-pip
+          - python3-setuptools
+          - lcov
+
+    before_install:
+      - sudo apt update -y -qq
+      - sudo apt install -y net-tools python-pip python-setuptools python3-pip python3-setuptools lcov
+
+    before_script:
+      - cd ${TRAVIS_BUILD_DIR}
+      - mkdir debug
+      - cd debug
+
+    script:
+      - cmake -DCOVER=true ..
+      - make
+
+    after_success:
+      - |-
+        case $TRAVIS_OS_NAME in
+          linux)
+          cd ${TRAVIS_BUILD_DIR}/debug
+          sudo make install || exit $?
+
+          pip install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python2/
+          pip3 install --user ${TRAVIS_BUILD_DIR}/src/connector/python/linux/python3/
+
+          cd ${TRAVIS_BUILD_DIR}/tests
+
+          bash ./test-all.sh
+
+          if [ "$?" -ne "0" ]; then
+            exit $?
+          fi
+
+          cd ${TRAVIS_BUILD_DIR}
+          lcov -d . --capture -o coverage.info
+          lcov -l coverage.info || exit $?
+
+          gem install coveralls-lcov
+
+          # Color setting
+          RED='\033[0;31m'
+          GREEN='\033[1;32m'
+          GREEN_DARK='\033[0;32m'
+          GREEN_UNDERLINE='\033[4;32m'
+          NC='\033[0m'
+
+          coveralls-lcov coverage.info
+          if [ "$?" -eq "0" ]; then
+            echo -e "${GREEN} ## Uploaded to Coveralls.io! ## ${NC}"
+          else
+            echo -e "${RED} ## Coveralls.io not collect coverage report! ## ${NC} "
+            exit $?
+          fi
+
+          bash <(curl -s https://codecov.io/bash) -f coverage.info
+          if [ "$?" -eq "0" ]; then
+            echo -e "${GREEN} ## Uploaded to Codecov! ## ${NC} "
+          else
+            echo -e "${RED} ## Codecov did not collect coverage report! ## ${NC} "
+            exit $?
+          fi
+
+          ;;
+        esac
+
+  - os: linux
+    language: c
+    compiler: clang
+    env: DESC="linux/clang build"
+    git:
+      - depth: 1
+
+    addons:
+      apt:
+        packages:
+          - build-essential
+          - cmake
 
+    before_script:
+      - cd ${TRAVIS_BUILD_DIR}
+      - mkdir debug
+      - cd debug
+
+    script:
+      - cmake ..
+      - make
+
+        #  - os: osx
+        #    language: c
+        #    compiler: clang
+        #    env: DESC="mac/clang build"
+        #    git:
+        #      - depth: 1
+        #    addons:
+        #      homebrew:
+        #        - cmake
+        #
+        #    script:
+        #      - cd ${TRAVIS_BUILD_DIR}
+        #      - mkdir debug
+        #      - cd debug
+        #      - cmake ..
+        #      - make
diff --git a/cmake/platform.inc b/cmake/platform.inc
index 6087b6f16f61273dd1dcb69dd6aca207335a96a8..2e0e2d6af08fa529f7435b2e39fa4cdb4d293fae 100755
--- a/cmake/platform.inc
+++ b/cmake/platform.inc
@@ -122,6 +122,12 @@ IF (TD_LINUX_64)
       link_libraries(/usr/lib/libargp.a)
       ADD_DEFINITIONS(-D_ALPINE)
     ENDIF ()
+    IF (${COVER} MATCHES "true")
+      MESSAGE(STATUS "Test coverage mode, add extra flags")
+      SET(GCC_COVERAGE_COMPILE_FLAGS "-fprofile-arcs -ftest-coverage")
+      SET(GCC_COVERAGE_LINK_FLAGS    "-lgcov --coverage")
+      SET(COMMON_FLAGS "${COMMON_FLAGS} ${GCC_COVERAGE_COMPILE_FLAGS} ${GCC_COVERAGE_LINK_FLAGS}")
+    ENDIF ()
   ELSEIF (TD_LINUX_32)
     IF (NOT TD_ARM)
       EXIT ()
@@ -138,6 +144,12 @@ IF (TD_LINUX_64)
       link_library(/usr/lib/libargp.a)
       ADD_DEFINITIONS(-D_ALPINE)
     ENDIF ()
+    IF (${COVER} MATCHES "true")
+      MESSAGE(STATUS "Test coverage mode, add extra flags")
+      SET(GCC_COVERAGE_COMPILE_FLAGS "-fprofile-arcs -ftest-coverage")
+      SET(GCC_COVERAGE_LINK_FLAGS    "-lgcov --coverage")
+      SET(COMMON_FLAGS "${COMMON_FLAGS} ${GCC_COVERAGE_COMPILE_FLAGS} ${GCC_COVERAGE_LINK_FLAGS}")
+    ENDIF ()
   ELSEIF (TD_WINDOWS_64)
     SET(CMAKE_GENERATOR "NMake Makefiles" CACHE INTERNAL "" FORCE)
     IF (NOT TD_GODLL)
diff --git a/tests/pytest/insert/basic.py b/tests/pytest/insert/basic.py
index c6dbd76de4c4699f2bde3c864a1ff43e6424cbb8..5ec83fd249d200cf2612b0688b97bb92cb14f75b 100644
--- a/tests/pytest/insert/basic.py
+++ b/tests/pytest/insert/basic.py
@@ -41,8 +41,8 @@ class TDTestCase:
 #        tdSql.execute('insert into tb values (now - 7m , 10)')
 #        tdSql.execute('insert into tb values (now - 8m , 10)')
 
-#        tdSql.query("select * from tb")
-#        tdSql.checkRows(insertRows)
+        tdSql.query("select * from tb")
+        tdSql.checkRows(insertRows)
 
     def stop(self):
         tdSql.close()
diff --git a/tests/pytest/simpletest.sh b/tests/pytest/simpletest.sh
index 0a905beaa1230adcd8f9e5341e92ac0613bd1d51..bffb3689b2f24136851e736b5b516c4aa96c621c 100755
--- a/tests/pytest/simpletest.sh
+++ b/tests/pytest/simpletest.sh
@@ -1 +1 @@
-sudo python3 ./test.py -f insert/basic.py
+sudo python ./test.py -f insert/basic.py
diff --git a/tests/test-all.sh b/tests/test-all.sh
new file mode 100755
index 0000000000000000000000000000000000000000..8bd01119c4cee2e836d39ce181ca30941271ed85
--- /dev/null
+++ b/tests/test-all.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+# Color setting
+RED='\033[0;31m'
+GREEN='\033[1;32m'
+GREEN_DARK='\033[0;32m'
+GREEN_UNDERLINE='\033[4;32m'
+NC='\033[0m'
+
+cd script
+sudo ./test.sh 2>&1 | grep 'success\|failed' | tee out.txt
+
+total_success=`grep success out.txt | wc -l`
+
+if [ "$total_success" -gt "0" ]; then
+  total_success=`expr $total_success - 1`
+  echo -e "${GREEN} ### Total $total_success TSIM case(s) succeed! ### ${NC}"
+fi
+
+total_failed=`grep failed out.txt | wc -l`
+if [ "$total_failed" -ne "0" ]; then
+  echo -e "${RED} ### Total $total_failed TSIM case(s) failed! ### ${NC}"
+  exit $total_failed
+fi
+
+cd ../pytest
+sudo ./simpletest.sh 2>&1 | grep 'successfully executed\|failed' | tee pytest-out.txt
+total_py_success=`grep 'successfully executed' pytest-out.txt | wc -l`
+
+if [ "$total_py_success" -gt "0" ]; then
+  echo -e "${GREEN} ### Total $total_py_success python case(s) succeed! ### ${NC}"
+fi
+
+total_py_failed=`grep 'failed' pytest-out.txt | wc -l`
+if [ "$total_py_failed" -ne "0" ]; then
+  echo -e "${RED} ### Total $total_py_failed python case(s) failed! ### ${NC}"
+  exit $total_py_failed
+fi
+