Make docker image smaller and quicker

.gitignore

@@ -10,3 +10,4 @@ cmake_install.cmake
 Makefile
 Testing
 coverage
+coverage.info.cleaned

.travis.yml

@@ -10,5 +10,7 @@ install:
   - gem install coveralls-lcov
 
 script:
-  - docker run --rm -e COVERALLS_TOKEN=${COVERALLS_TOKEN} -e TRAVIS_JOB_ID=${TRAVIS_JOB_ID} -v $(pwd):/code yitsushi/cpp-commander
+  - docker run --rm -v `pwd`:`pwd` -w `pwd` yitsushi/cpp-commander ./build-and-run.sh
 
+after_success:
+  - coveralls-lcov --repo-token ${COVERALLS_TOKEN} coverage.info.cleaned

Dockerfile

@@ -1,22 +1,13 @@
-FROM ubuntu:latest
+FROM alpine:latest
 
 MAINTAINER Balazs Nadasdi <balazs.nadasdi@cheppers.com>
 
-RUN apt-get update && \
-      apt-get install -y gcc g++ cmake \
-      lcov libboost-all-dev \
-      ruby gem && \
-      rm -rf /var/lib/apt/lists/*
+RUN apk add --no-cache \
+      boost-dev git \
+      gcc g++ cmake make \
+      bash perl
 
-RUN apt-get update && \
-      apt-get install -y git-core && \
-      rm -rf /var/lib/apt/lists/*
-
-RUN gem install coveralls-lcov
-
-VOLUME /code
-
-WORKDIR /code
-
-ENTRYPOINT ["./build-and-run.sh"]
+RUN cd /tmp/ && \
+      git clone https://github.com/linux-test-project/lcov.git && \
+      cd lcov && make install
 

build-and-run.sh

@@ -2,11 +2,11 @@
 
 set -e
 
+find . \( -name CMakeFiles -o -name CMakeCache.txt \) -print | xargs rm -rf
+
 cmake -DCMAKE_BUILD_TYPE=Debug -DWITHCOVERAGE=1 .
 
 cmake --build .
 ctest
 
 make coverage
-
-coveralls-lcov --repo-token ${COVERALLS_TOKEN} coverage.info.cleaned