integrate code coverage through codecov.io

Author: Ngalstyan4

.travis.yml

@@ -14,12 +14,15 @@ before_install:
   - git clone --branch ${PG_GIT_TAG} --depth 1 https://github.com/postgres/postgres.git /tmp/postgres
   - docker run -d --name pgbuild -v ${TRAVIS_BUILD_DIR}:/build -v /tmp/postgres:/postgres postgres:${PG_VERSION}-alpine
 install:
-  - docker exec -it pgbuild /bin/sh -c "apk add --no-cache --virtual .build-deps coreutils dpkg-dev gcc libc-dev make util-linux-dev diffutils cmake bison flex && mkdir -p /build/debug"
+  - docker exec -it pgbuild /bin/sh -c "apk add --no-cache --virtual .build-deps coreutils dpkg-dev gcc libc-dev make util-linux-dev diffutils cmake bison flex curl git && mkdir -p /build/debug"
+  - docker exec -it pgbuild /bin/sh -c "apk add --no-cache --virtual --update-cache --repository http://dl-3.alpinelinux.org/alpine/edge/testing/ --allow-untrusted lcov"
   # We only need to build the regress stuff
-  - docker exec -it pgbuild /bin/sh -c "cd /postgres && ./configure --enable-debug --enable-cassert --without-readline --without-zlib && make -C /postgres/src/test/regress"
-  - docker exec -it pgbuild /bin/sh -c "cd /build/debug && CFLAGS=-Werror cmake .. -DCMAKE_BUILD_TYPE=Debug -DPG_SOURCE_DIR=/postgres && make install && chown -R postgres:postgres /build/"
+  - docker exec -it pgbuild /bin/sh -c "cd /postgres && ./configure --enable-coverage --enable-debug --enable-cassert --without-readline --without-zlib && make -C /postgres/src/test/regress"
+  - docker exec -it pgbuild /bin/sh -c "cd /build/debug && CFLAGS=-Werror cmake .. -DCMAKE_BUILD_TYPE=Debug -DENABLE_CODECOVERAGE=TRUE -DPG_SOURCE_DIR=/postgres && make install && chown -R postgres:postgres /build/"
 script:
   - docker exec -u postgres -it pgbuild /bin/sh -c "make -C /build/debug installcheck pginstallcheck PG_REGRESS_OPTS='--temp-instance=/tmp/pgdata'"
+  - ci_env=`bash <(curl -s https://codecov.io/env)`
+  - docker exec -it $ci_env pgbuild /bin/bash -c "cd /build/debug && bash <(curl -s https://codecov.io/bash) || echo \"Codecov did not collect coverage reports\" "
 after_failure:
   - docker exec -it pgbuild cat /build/debug/test/regression.diffs /build/debug/test/pgtest/regressions.diffs
 after_script:

CMakeLists.txt

@@ -30,6 +30,29 @@ if (WIN32)
     set(CMAKE_CONFIGURATION_TYPES Release CACHE STRING "Semicolon separated list of supported configuration types, only supports Debug, Release, MinSizeRel, and RelWithDebInfo, anything else will be ignored." FORCE)
   endif ()
 endif (WIN32)
+if (ENABLE_CODECOVERAGE)
+  message(STATUS "Running code coverage")
+
+  if (NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
+    message(WARNING "Code coverage results with an optimised (non-Debug) build may be misleading")
+  endif (NOT CMAKE_BUILD_TYPE STREQUAL "Debug")
+
+  if (NOT DEFINED CODECOV_OUTPUTFILE)
+    set(CODECOV_OUTPUTFILE cmake_coverage.output)
+  endif (NOT DEFINED CODECOV_OUTPUTFILE)
+
+  if (NOT DEFINED CODECOV_HTMLOUTPUTDIR)
+    set(CODECOV_HTMLOUTPUTDIR coverage_results)
+  endif (NOT DEFINED CODECOV_HTMLOUTPUTDIR)
+
+  find_program(CODECOV_GCOV gcov)
+  find_program(CODECOV_LCOV lcov)
+  add_definitions(-fprofile-arcs -ftest-coverage)
+  link_libraries(gcov)
+  set(CMAKE_EXE_LINKER_FLAGS ${CMAKE_EXE_LINKER_FLAGS} --coverage -fprofile-arcs)
+  add_custom_target(coverage_init ALL ${CODECOV_LCOV} --base-directory . --directory ${CMAKE_BINARY_DIR} --output-file ${CODECOV_OUTPUTFILE} --capture --initial)
+
+endif (ENABLE_CODECOVERAGE)
 
 project(timescaledb VERSION ${VERSION} LANGUAGES C)
 

README.md

@@ -1,6 +1,6 @@
-|Linux/macOS|Windows|Coverity|
-|:---:|:---:|:---:|
-|[![Build Status](https://travis-ci.org/timescale/timescaledb.svg?branch=master)](https://travis-ci.org/timescale/timescaledb)|[![Windows build status](https://ci.appveyor.com/api/projects/status/15sqkl900t04hywu/branch/master?svg=true)](https://ci.appveyor.com/project/RobAtticus/timescaledb/branch/master)|[![Coverity Scan Build Status](https://scan.coverity.com/projects/timescale-timescaledb/badge.svg)](https://scan.coverity.com/projects/timescale-timescaledb)
+|Linux/macOS|Windows|Coverity|Code Coverage|
+|:---:|:---:|:---:|:---:|
+|[![Build Status](https://travis-ci.org/timescale/timescaledb.svg?branch=master)](https://travis-ci.org/timescale/timescaledb)|[![Windows build status](https://ci.appveyor.com/api/projects/status/15sqkl900t04hywu/branch/master?svg=true)](https://ci.appveyor.com/project/RobAtticus/timescaledb/branch/master)|[![Coverity Scan Build Status](https://scan.coverity.com/projects/timescale-timescaledb/badge.svg)](https://scan.coverity.com/projects/timescale-timescaledb)|[![Code Coverage](https://codecov.io/gh/timescale/timescaledb/branch/master/graphs/badge.svg?branch=master)](https://codecov.io/gh/timescale/timescaledb/branch/master/graphs/badge.svg?branch=master)
 
 
 ## TimescaleDB