.travis.yml: Add codecov support (#960)

Signed-off-by: Uli Schlachter <psychon@znc.in>

.travis.yml

@@ -3,7 +3,7 @@ dist: trusty
 language: c
 env:
   matrix:
-    - LUA=5.2 LUANAME=lua5.2 BUILD_APIDOC=true DO_COVERAGE=true
+    - LUA=5.2 LUANAME=lua5.2 BUILD_APIDOC=true DO_COVERAGE=coveralls
     # Note: luarocks does not work with Lua 5.0.
     - LUA=5.1 LUANAME=lua5.1 BUILD_IN_DIR=/tmp/awesome-build
     # luajit: installed from source.
@@ -11,7 +11,7 @@ env:
     # Lua 5.2 with older lgi and screen size not divisible by 2.
     - LUA=5.2 LUANAME=lua5.2 LGIVER=0.7.1 TESTS_SCREEN_SIZE=1921x1079
     # Lua 5.3 isn't available in Ubuntu Trusty, so some magic below installs it.
-    - LUA=5.3 LUANAME=lua5.3 LUALIBRARY=/usr/lib/liblua.so
+    - LUA=5.3 LUANAME=lua5.3 LUALIBRARY=/usr/lib/liblua.so DO_COVERAGE=codecov
   global:
     # Secure GH_APIDOC_TOKEN to push to awesomeWM/apidoc.
     - secure: "R/HYDclnws1I1+v9Yjt+RKa4CsFhbBT9tiwE3EfPhEj2KCYX4sFRMxuZvLf5sq0XWdrQaPhQ54fgAZGr3f054JKRXcTB0g9J6nhSHz9kIjPh446gafUhEeDQcZRwM/MeCWiwFIkiZm6smYoDFE9JTWu6quNV+lQ4kcVDOp2ibEc="
@@ -83,12 +83,24 @@ install:
   - travis_retry sudo luarocks install ldoc
   - travis_retry sudo luarocks install lua-discount
 
-  # Instal luacov-coveralls for code coverage testing.
-  - if [ "$DO_COVERAGE" = "true" ]; then sudo luarocks install luacov-coveralls; else export DO_COVERAGE=0; fi
+  # Install dependencies for code coverage testing.
+  - if [ "$DO_COVERAGE" = "coveralls" ]; then sudo luarocks install luacov-coveralls; fi
+  - if [ "$DO_COVERAGE" = "codecov" ]; then sudo luarocks install luacov-coveralls; fi
+  - if [ "$DO_COVERAGE" = "" ]; then export DO_COVERAGE=0; fi
 
   # Determine custom version.
   - export AWESOME_VERSION="${TRAVIS_BRANCH}-g$(git rev-parse --short HEAD)"
   - 'if [ "$TRAVIS_PULL_REQUEST" != false ]; then AWESOME_VERSION="${AWESOME_VERSION}-PR${TRAVIS_PULL_REQUEST}"; fi'
+  # function for codecov support
+  - travis_retry wget -O /tmp/codecov-bash https://codecov.io/bash
+  - |
+    do_codecov() {
+      if [ "$DO_COVERAGE" = "codecov" ]; then
+        (cd build && luacov) || exit 1
+        travis_retry bash /tmp/codecov-bash -F "$1" || exit 1
+        rm build/luacov.stats.out
+      fi
+    }
 
 script:
   - export CMAKE_ARGS="-DLUA_LIBRARY=${LUALIBRARY} -DLUA_INCLUDE_DIR=${LUAINCLUDE} -D OVERRIDE_VERSION=$AWESOME_VERSION -D DO_COVERAGE=${DO_COVERAGE}"
@@ -102,10 +114,16 @@ script:
   - make && sudo env PATH=$PATH make install && awesome --version
   - |
     if [ "$TRAVIS_TEST_RESULT" = 0 ]; then
-      if [ "$DO_COVERAGE" = "true" ]; then
+      do_codecov samples
+    fi
+  - |
+    if [ "$TRAVIS_TEST_RESULT" = 0 ]; then
+      if [ "$DO_COVERAGE" != "0" ]; then
         make check-coverage || exit 1
+        do_codecov unittests
         sed -i "1 i\\require('luacov.runner')('"$PWD"/.luacov')" build/awesomerc.lua || exit 1
         BUILD_DIRECTORY="" tests/run.sh || exit 1
+        do_codecov functionaltests
       else
         make check
       fi
@@ -115,4 +133,4 @@ after_success:
   # Push updated API docs for relevant branches, e.g. non-PRs builds on master.
   - if [ "$BUILD_APIDOC" = "true" ]; then build-utils/travis-apidoc.sh; fi
   # Push code coverage information
-  - if [ "$DO_COVERAGE" = "true" ]; then BUILD_DIRECTORY="$(pwd)/$(readlink build)/" SOURCE_DIRECTORY="$(pwd)/" luacov-coveralls --verbose --merge; fi
+  - if [ "$DO_COVERAGE" = "coveralls" ]; then BUILD_DIRECTORY="$(pwd)/$(readlink build)/" SOURCE_DIRECTORY="$(pwd)/" luacov-coveralls --verbose --merge; fi