language: c # or other C/C++ variants

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

install:
  # build nim from our own branch, to avoid downtime due to nim regressions
  - "export NIMVER=$(git ls-remote https://github.com/status-im/nim.git HEAD | cut -f 1)"
  - "{ [ -f nim/$NIMVER/bin/nim ] && [ -f nim/$NIMVER/bin/nimble ] ; } || { rm -rf nim ; mkdir -p nim; git clone https://github.com/status-im/nim.git nim/$NIMVER; cd nim/$NIMVER; sh build_all.sh; cd ../.. ; }"
  - "export PATH=$PWD/nim/$NIMVER/bin:$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 -dy && nimble test

matrix:
  # allow_failures:
  #   - os: osx

  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)