From 1c783e84eb66a0e409d2e37e3ccab03bf1c1d8bd Mon Sep 17 00:00:00 2001
From: Falk Werner <falk.werner@gmx.net>
Date: Mon, 2 Mar 2020 22:31:11 +0100
Subject: [PATCH] added code coverage

---
 .travis.yml          | 14 ++++++++++++--
 CMakeLists.txt       | 27 +++++++++++++++++++++++++++
 README.md            |  1 +
 cmake/coverage.cmake | 30 ++++++++++++++++++++++++++++++
 4 files changed, 70 insertions(+), 2 deletions(-)
 create mode 100644 cmake/coverage.cmake

diff --git a/.travis.yml b/.travis.yml
index d0368df..814ffb5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,6 +26,13 @@ addons:
             - ninja-build
             - libconfig-dev
 
+env:
+    matrix:
+        - BUILD_TYPE=Coverage   CHECK_TARGET=check
+        - BUILD_TYPE=Debug      CHECK_TARGET=memcheck
+        - BUILD_TPYE=Release    CHECK_TARGET=check
+        - BUILD_TYPE=MinSizeRel CHECK_TARGET=check
+              
 
 before_install:
     - mkdir .deps
@@ -80,7 +87,10 @@ before_install:
 before_script:
     - mkdir build
     - cd build
-    - cmake ..
+    - cmake -DCMAKE_BUILD_TYPE=$BUILD_TYPE ..
 
 script:
-    make
\ No newline at end of file
+    make $CHECK_TARGET
+
+after_success:
+    - bash <(curl -s https://codecov.io/bash)  
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
index c97bb44..c8e6e7c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -33,6 +33,9 @@ set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(C_WARNINGS -Wall -Wextra)
 set(CMAKE_POSITION_INDEPENDENT_CODE ON)
 
+set(CMAKE_MODULE_PATH "${CMAKE_MODULE_PATH};${CMAKE_CURRENT_SOURCE_DIR}/cmake")
+include(coverage)
+
 add_library(userdb STATIC 
 	src/userdb/userdb.c
 )
@@ -119,4 +122,28 @@ configure_file(etc/webfused.conf webfused.conf COPYONLY)
 enable_testing()
 gtest_discover_tests(alltests TEST_PREFIX alltests:)
 
+add_custom_target(check
+    ./alltests)
+add_dependencies(check alltests)
+
+add_custom_target(memcheck
+    valgrind ./alltests)
+add_dependencies(memcheck alltests)
+
+add_custom_target(coverage
+    mkdir -p coverage
+	COMMAND lcov --initial --capture --directory . --output-file coverage/lcov.info
+	COMMAND ./alltests
+	COMMAND lcov --capture --directory . --output-file coverage/lcov.info
+	COMMAND lcov --remove coverage/lcov.info '/usr/*' --output-file coverage/lcov.info
+#	COMMAND lcov --remove coverage/lcov.info '*/test/*' --output-file coverage/lcov.info
+)
+add_dependencies(coverage alltests)
+
+add_custom_target(coverage-report
+	COMMAND genhtml -branch-coverage --highlight --legend coverage/lcov.info --output-directory coverage/report
+)
+add_dependencies(coverage-report coverage)
+
+
 endif(NOT WITHOUT_TESTS)
diff --git a/README.md b/README.md
index 8ce0f5f..3164b7a 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,5 @@
 [![Build Status](https://travis-ci.org/falk-werner/webfused.svg?branch=master)](https://travis-ci.org/falk-werner/webfused)
+[![codecov](https://codecov.io/gh/falk-werner/webfused/branch/config_file/graph/badge.svg)](https://codecov.io/gh/falk-werner/webfused)
 
 # webfused
 
diff --git a/cmake/coverage.cmake b/cmake/coverage.cmake
new file mode 100644
index 0000000..35b6e0e
--- /dev/null
+++ b/cmake/coverage.cmake
@@ -0,0 +1,30 @@
+set(CMAKE_C_FLAGS_COVERAGE
+    "${CMAKE_C_FLAGS_DEBUG} -pg --coverage -fprofile-arcs -ftest-coverage"
+    CACHE STRING "Flags used by the C compiler during coverage builds"
+    FORCE
+)
+
+set(CMAKE_CXX_FLAGS_COVERAGE
+    "${CMAKE_CXX_FLAGS_DEBUG} -pg --coverage -fprofile-arcs -ftest-coverage"
+    CACHE STRING "Flags used by the C++ compiler during coverage builds."
+    FORCE
+)
+
+set(CMAKE_EXE_LINKER_FLAGS_COVERAGE
+    ""
+    CACHE STRING "Flags used for linking binaries during coverage builds."
+    FORCE
+)
+
+set(CMAKE_SHARED_LINKER_FLAGS_COVERAGE
+    ""
+    CACHE STRING "Flags used by the shared libraries linker during coverage builds."
+    FORCE
+)
+
+mark_as_advanced(
+    CMAKE_C_FLAGS_COVERAGE
+    CMAKE_CXX_FLAGS_COVERAGE
+    CMAKE_EXE_LINKER_FLAGS_COVERAGE
+    CMAKE_SHARED_LINKER_FLAGS_COVERAGE
+)
\ No newline at end of file