language: python
sudo: True
dist: xenial

python:
  - "3.6"
  - "3.7"
  - "3.8"

# We start two containers in parallel, one to check and build the docs and the
# other to run the test suite.
env:
  - JOB=docs
  - JOB=tests

# Cache pip objects to speed up next build
cache:
  pip: True
  ccache: True

addons:
  apt:
    sources:
      - sourceline: 'ppa:xapian-backports/ppa'
      - sourceline: 'ppa:notmuch/notmuch'
    packages:
      - dtach
      - libxapian-dev
      - libgmime-3.0-dev
      - libtalloc-dev
      - libgpgme-dev
      - gpgsm
      - swig


install:
  #################################################
  ###                   NOTMUCH                 ###
  #################################################
  - |
    set -e
    # Build with ccache to speed up rebuilds.
    #export PATH=/usr/lib/ccache:$PATH

    # Set paths
    export LD_LIBRARY_PATH=$HOME/.local/lib
    export PKG_CONFIG_PATH=$HOME/.local/lib/pkgconfig

    # Clone the notmuch repository and move into it.
    git clone git://notmuchmail.org/git/notmuch --depth 1
    cd notmuch
    # Make and install the library.  We install the library without sudo as we
    # might want to switch to the travis container later.
    ./configure --prefix=$HOME/.local \
                --without-bash-completion \
                --without-api-docs \
                --without-emacs \
                --without-desktop \
                --without-ruby \
                --without-zsh-completion
    make -j3 -l2
    make install
    # Export the library search path.
    # Install the python bindings.
    cd bindings/python
    #python setup.py install --user
    pip install .
    # Move out of the notmuch dir again.
    cd ../../..


  #################################################
  ###                 PYHON DEPS                ###
  #################################################
  - pip install urwid
  - pip install configobj
  - pip install gpg
  - pip install twisted
  - pip install python-magic

  - |
    set -e
    if [[ $JOB = docs ]]; then
      # install sphinx (only used to build docs)
      pip install sphinx
      # Mock all "difficult" dependencies of alot in order to be able to import
      # alot when rebuilding the documentation.  Notmuch would have to be
      # installed by hand in order to get a recent enough version on travis.
      printf '%s = None\n' NotmuchError NullPointerError > notmuch.py
      touch gpg.py
    else
      # install alot
      pip install .
      # programs to generate a coverage report and upload it to codacy.com
      pip install coverage codacy-coverage
    fi


before_script: |
  # Prepare a minimal config file for the test.
  set -e
  if [[ $JOB = tests ]]; then
    touch ~/.notmuch-config
    echo 'initial_command=call os._exit(0)' > conf
  fi


script: |
  set -e
  if [[ $JOB = docs ]]; then
    # First remove the auto generated documentation source files.
    make -C docs cleanall
    # Regenerate them (run "true" instead of sphinx-build to speed things up).
    make -C docs html SPHINXBUILD=true
    # Check that the generated docs where already commited.
    git diff --exit-code
    # Generate the html docs and turn all warnings into errors.
    make -C docs html SPHINXBUILD='sphinx-build -W'
  else
    alot --config conf
    coverage run setup.py test
  fi

after_success: |
  set -e
  if [[ $JOB = tests ]]; then
    coverage xml
    python-codacy-coverage -r coverage.xml
  fi

notifications:
  irc:
    channels:
      - "chat.freenode.net#alot"
    on_success: change
    use_notice: true