language: c

# https://docs.travis-ci.com/user/caching/
cache:
  directories:
    - rocksdb
    - vendor/Nim/bin

git:
  # when multiple CI builds are queued, the tested commit needs to be in the last X commits cloned with "--depth X"
  depth: 10
  # disable LFS file downloading during regular cloning
  lfs_skip_smudge: true

matrix:
  include:
    - os: linux
      sudo: required
      before_install:
        - export INSTALL_PATH=/usr
        - export NPROC=$(nproc)
    - os: osx
      before_install:
        - export INSTALL_PATH=$HOME # included in DYLD_FALLBACK_LIBRARY_PATH
        - export NPROC=$(sysctl -n hw.ncpu)

install:
  # build our own rocksdb to test with a fixed version that we think works
  - export ROCKSDBVER=5.14.2
  - "[ -f rocksdb/rocksdb-$ROCKSDBVER/Makefile ] || { rm -rf rocksdb ; mkdir -p rocksdb; cd rocksdb; wget https://github.com/facebook/rocksdb/archive/v$ROCKSDBVER.tar.gz && tar xvf v$ROCKSDBVER.tar.gz; cd ..; }"
  - cd rocksdb/rocksdb-$ROCKSDBVER
  - "[ -f util/build_version.cc ] || { make util/build_version.cc ; }" # use cached version if possible
  - export NO_UPDATE_BUILD_VERSION=1
  - make -j${NPROC} shared_lib && sudo make install-shared
  - cd ../..

script:
  - set -e # fail fast
  - make -j${NPROC}
  - ./build/nimbus --help
  - make -j${NPROC} test test-reproducibility
  - make -C vendor/nim-beacon-chain -j${NPROC} test