language: c

# https://docs.travis-ci.com/user/caching/
cache:
  directories:
    - NimBinaries
    - rocksdb

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 nim from our own branch - this to avoid the day-to-day churn and
  # regressions of the fast-paced Nim development while maintaining the
  # flexibility to apply patches
  - curl -O -L -s -S https://raw.githubusercontent.com/status-im/nimbus/devel/build_nim.sh
  - env MAKE="make -j$NPROC" bash build_nim.sh Nim csources dist/nimble NimBinaries
  - export PATH=$PWD/Nim/bin:$PATH

  # 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 shared_lib -j$NPROC && sudo make install-shared
  - cd ../..

script:
  - nimble install -y
  - nimble test