language: rust
cache: cargo
rust:
- nightly

os:
- linux
- osx

before_script:
# mac os weirdness (https://github.com/travis-ci/travis-ci/issues/6307)
- curl -sSL https://rvm.io/mpapis.asc | gpg --import -
- rvm get stable
# in a cronjob, use latest (not pinned) nightly
- if [ "$TRAVIS_EVENT_TYPE" = cron ]; then rustup override set nightly; fi
# prepare
- export PATH=$HOME/.local/bin:$PATH
- rustup target add i686-unknown-linux-gnu
- rustup target add i686-pc-windows-gnu
- rustup target add i686-pc-windows-msvc
- rustup component add rust-src
- cargo install xargo || echo "skipping xargo install"

script:
- set -e
- |
  # Test and install plain miri
  cargo build --release --all-features &&
  cargo test --release --all-features &&
  cargo install --all-features --force
- |
  # test that the rustc_tests binary compiles
  cd rustc_tests &&
  cargo build --release &&
  cd ..
- |
  # get ourselves a MIR-full libstd
  xargo/build.sh &&
  export MIRI_SYSROOT=~/.xargo/HOST
- |
  # run all tests with full mir
  cargo test --release --all-features
- |
  # test `cargo miri`
  cd cargo-miri-test &&
  if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
    cargo miri -q -- -Zmiri-start-fn
  else
    cargo miri -q -- -Zmiri-start-fn >stdout.real 2>stderr.real &&
    cat stdout.real stderr.real &&
    # Test `cargo miri` output. Not on mac because output redirecting doesn't
    # work. There is no error. It just stops CI.
    diff -u stdout.ref stdout.real &&
    diff -u stderr.ref stderr.real
  fi &&
  # test `cargo miri test`
  cargo miri test &&
  cd ..

notifications:
  email:
    on_success: never
branches:
  only:
  - master
env:
  global:
  - RUST_TEST_NOCAPTURE=1
  - TRAVIS_CARGO_NIGHTLY_FEATURE=""