Clean up builds on travis

.travis.yml

@@ -2,18 +2,77 @@ notifications:
   irc: irc.freenode.org#vdebug
   slack:
     secure: BksygPSsoRfvre27w6XQN9ooKB9C1n83Bw96YurvyDHJ6BYM2Gv9fW1Sj6NHpB8MQkMaJ+9gRiBSflkP+l80t3EXAdStuI/8EM/wZu1ov6bmYT/hYQ8HnULmmPNj8uVzsX13VGEUC/YY4osWuJFM1wh61dStoF+SKrpslqWCV4w=
-language: python
-env:
-  matrix:
-    - DISTRO: 'ubuntu:16.04'
-    - DISTRO: 'debian:9'
-before_install:
-  - docker run --rm -d --name vdebug-distro-test -v $(pwd):/travis $DISTRO tail -f /dev/null
-  - docker ps
-install:
-  - |-
-    docker exec -t vdebug-distro-test bash -c "apt-get update && apt-get install -y sudo vim-gtk3 xvfb python3 python3-pip ruby-dev gcc make automake libtool php-cli php-xdebug locales && gem install bundler && pip3 install coverage && echo 'en_US.UTF-8 UTF-8' >> /etc/locale.gen && locale-gen && echo 'LANG=en_US.UTF-8' > /etc/default/locale && useradd -u $(id -u) -M -s /bin/bash -d /travis travis && echo '%travis ALL=(ALL) NOPASSWD: ALL' > /etc/sudoers.d/travis"
-  - docker exec -t vdebug-distro-test su - travis -c "bundle install"
-script:
-  - docker exec -t vdebug-distro-test su - travis -c "coverage run -m unittest discover && coverage report -m --include='python3/vdebug/*'"
-  - docker exec -t vdebug-distro-test su - travis -c "xvfb-run bundle exec rake spec features"
+
+language: minimal
+dist: xenial
+matrix:
+  include:
+    - os: linux
+      env: DOCKER=false
+    - os: linux
+      env: DOCKER=true DISTRO=debian:9
+    - os: osx
+      language: minimal
+      env: DOCKER=false
+
+before_install: |
+  set -e
+  if $DOCKER; then
+    docker run --rm -d --name vdebug-distro-test -v $(pwd):/travis $DISTRO tail -f /dev/null
+    docker ps
+  fi
+
+install: |
+  set -e
+  if [[ $TRAVIS_OS_NAME = osx ]]; then
+    #brew update
+    brew install neovim
+    pip3 install coverage
+    bundle install --path vendor/bundle
+  elif $DOCKER; then
+    docker exec --env=DEBIAN_FRONTEND=noninteractive vdebug-distro-test apt-get update
+    # Vim, php, xdebug, bundler and coverage are needed to run the tests.
+    # Xvfb is needed to use the server feature of vim without a running X
+    # server (which is needed for some tests).  The locales package is used to
+    # set things up inside the container.
+    docker exec --env=DEBIAN_FRONTEND=noninteractive vdebug-distro-test apt-get install --no-install-recommends -y vim-gtk3 php-cli php-xdebug bundler python3-coverage xvfb locales xauth
+    # By default the locale inside the container is latin1.  For consistent
+    # tests we want to use utf8.
+    docker exec vdebug-distro-test sh -c 'echo en_US.UTF-8 UTF-8 >> /etc/locale.gen'
+    docker exec vdebug-distro-test sh -c 'echo LANG=en_US.UTF-8 > /etc/default/locale'
+    docker exec vdebug-distro-test locale-gen
+    docker exec vdebug-distro-test useradd -u $(id -u) -M -s /bin/bash -d /travis travis
+    # We are currently on docker 17.09 and the --workdir option for exec was
+    # only introduced in 17.12.  Therefore we have to use the shell with cd.
+    docker exec -u travis vdebug-distro-test sh -c 'cd /travis && bundle install --path vendor/bundle'
+  else
+    sudo apt-get update
+    sudo apt-get install --no-install-recommends -y vim-gtk3 php-cli php-xdebug bundler python3-coverage xvfb
+    bundle install --path vendor/bundle
+  fi
+
+script: |
+  set -e
+  if [[ $TRAVIS_OS_NAME = osx ]]; then
+    coverage3 run -m unittest discover
+    coverage3 report -m --include="python3/vdebug/*"
+    bundle exec rake features
+    bundle exec rake spec
+  elif $DOCKER; then
+    # The tests have to be run with su(1) to get the right value for $LANG.
+    # If docker is used to switch the user and just run sh(1) the locale setup
+    # from above is not picked up.
+    docker exec vdebug-distro-test su - travis -c 'python3-coverage run -m unittest discover'
+    docker exec vdebug-distro-test su - travis -c 'python3-coverage report -m --include="python3/vdebug/*"'
+    docker exec vdebug-distro-test su - travis -c 'xvfb-run bundle exec rake features'
+    # The spec/startup_spec.rb test fails randomly on travis so we execute it
+    # last so all other tests will run first.  It seems that some of the
+    # failures result from the xvfb from above no releasing the display fast
+    # enough: https://stackoverflow.com/a/8880717
+    docker exec vdebug-distro-test su - travis -c 'xvfb-run --auto-servernum bundle exec rake spec'
+  else
+    python3-coverage run -m unittest discover
+    python3-coverage report -m --include="python3/vdebug/*"
+    xvfb-run bundle exec rake features
+    xvfb-run --auto-servernum bundle exec rake spec
+  fi

Gemfile

@@ -4,4 +4,3 @@ gem 'rake', '~> 10.0.4'
 gem 'rspec', '~> 2.13.0'
 gem 'vimrunner', '~> 0.3.0'
 gem 'cucumber'
-gem 'travis'