language: cpp

dist: bionic

compiler:
- gcc

os:
- linux

branches:
    only:
    - master

notifications:
    email: false

before_install:
- sudo apt-get update -qq

install:
- sudo apt list -a cmake
- sudo apt-get install cmake
  # first we create a directory for the CMake binaries
- DEPS_DIR="${TRAVIS_BUILD_DIR}/deps"
- mkdir ${DEPS_DIR} && cd ${DEPS_DIR}
# we use wget to fetch the cmake binaries
- travis_retry wget --no-check-certificate https://cmake.org/files/v3.18/cmake-3.18.6-Linux-x86_64.tar.gz
# this is optional, but useful:
# do a quick md5 check to ensure that the archive we downloaded did not get compromised
#- echo "4d9a9d3351161073a67e49366d701b6fa4b0343781982dc5eef08a02a750d403 *cmake-3.18.0-Linux-x86_64.tar.gz" > cmake_md5.txt
#- md5sum -c cmake_md5.txt
# extract the binaries; the output here is quite lengthy,
# so we swallow it to not clutter up the travis console
- tar -xvf cmake-3.18.6-Linux-x86_64.tar.gz > /dev/null
- mv cmake-3.18.6-Linux-x86_64 cmake-install
# add both the top-level directory and the bin directory from the archive
# to the system PATH. By adding it to the front of the path we hide the
# preinstalled CMake with our own.
- PATH=${DEPS_DIR}/cmake-install:${DEPS_DIR}/cmake-install/bin:$PATH
# don't forget to switch back to the main build directory once you are done
- cd ${TRAVIS_BUILD_DIR}

script:
- mkdir build
- cmake -B build -S . -DCMAKE_BUILD_TYPE=Release -DELFIO_BUILD_EXAMPLES=YES -DELFIO_BUILD_TESTS=YES
- cmake --build build --config Release
- cd build
- ctest -VV
- cd ..