Merge pull request #346 from networkit/feature/coveralls

Support coverage

.travis.yml

@@ -101,6 +101,27 @@ matrix:
         - make -j2
         - ctest -V
 
+    - name: "Linux, gcc 5: Coverage"
+      compiler: gcc
+      os: linux
+      dist: xenial
+      addons: &gcc5
+        apt:
+          packages:
+            - python3-pip
+            - python3.5-venv
+      script:
+        - python3 -m venv pyenv && . pyenv/bin/activate
+        - pip3 install --upgrade pip
+        - pip3 install setuptools cpp-coveralls
+        - mkdir build && cd "$_"
+        - cmake -DNETWORKIT_BUILD_TESTS=ON -DCMAKE_BUILD_TYPE=Debug -DNETWORKIT_COVERAGE=ON ..
+        - make -j2
+        - ctest -V
+      after_success:
+        - cd ..
+        - coveralls -E ".*test/.*" -E ".*CMakeFiles.*" --exclude extlibs --exclude pyenv --exclude scripts --root .
+
     - name: Linux, GCC 8
       env:
         - CC=gcc-8

CMakeLists.txt

@@ -15,6 +15,7 @@ option(NETWORKIT_NATIVE "Optimize for native architecture (often better performa
 option(NETWORKIT_WARNINGS "Issue more warnings" OFF)
 option(NETWORKIT_INCLUDESYMLINK "Create symlink to cpp directory" ON)
 option(NETWORKIT_FLATINSTALL "Install into a flat directory structure (useful when building a Python package)" OFF)
+option(NETWORKIT_COVERAGE "Build with support for coverage" OFF)
 set(NETWORKIT_PYTHON "" CACHE STRING "Directory containing Python.h. Implies MONOLITH=TRUE")
 set(NETWORKIT_PYTHON_SOABI "" CACHE STRING "Platform specific file extension. Implies MONOLITH=TRUE")
 set(NETWORKIT_WITH_SANITIZERS "" CACHE STRING "Uses sanitizers during the compilation")
@@ -90,6 +91,12 @@ if (NOT "${NETWORKIT_CXX_SANITIZERS}" STREQUAL "")
     set(NETWORKIT_LINK_FLAGS "-fsanitize=${NETWORKIT_CXX_SANITIZERS} ${NETWORKIT_LINK_FLAGS}")
 endif()
 
+# Check if coverage support is enabled
+if (NETWORKIT_COVERAGE)
+  set(NETWORKIT_CXX_FLAGS "${NETWORKIT_CXX_FLAGS} --coverage")
+  set(NETWORKIT_LINK_FLAGS "${NETWORKIT_LINK_FLAGS} --coverage")
+endif()
+
 # FindOpenMP.cmake does not reliably find a user installed openmp library
 # Following section manually sets the required fields for clang-like compiler
 if(("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") OR

README.md

@@ -3,6 +3,7 @@ NetworKit
 [![Travis Build Status](https://travis-ci.org/kit-parco/networkit.svg?branch=Dev)](https://travis-ci.org/kit-parco/networkit)
 [![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/kit-parco/networkit?branch=Dev&svg=true)](https://ci.appveyor.com/project/kit-parco/networkit)
 [![PyPI version](https://badge.fury.io/py/networkit.svg)](https://badge.fury.io/py/networkit)
+[![Coverage Status](https://coveralls.io/repos/github/networkit/networkit/badge.svg?branch=Dev)](https://coveralls.io/github/networkit/networkit?branch=Dev)
 
 [NetworKit][networkit] is an open-source tool suite for high-performance
 network analysis. Its aim is to provide tools for the analysis of large