.travis.yml

sudo: required
dist: bionic
language: python
matrix:
    include:
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=PEP8
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=GENERAL
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=ENCODINGS
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=GENERAL
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=ENCODINGS
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=GRU DEPTH=shallow
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=LSTM DEPTH=shallow
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=ConditionalGRU DEPTH=shallow
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=ConditionalLSTM DEPTH=shallow
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=GRU DEPTH=deep DIR=bidir
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=ConditionalLSTM DEPTH=deep DIR=unidir
        - python: 3.7
          env: KERAS_BACKEND=tensorflow TEST_MODE=transformer DEPTH=deep DIR=unidir          

# command to install dependencies
install:
  - travis_wait 30 pip install .

  # Install packages to run tests.
  - pip install flaky pytest pytest-cache pytest-cov pytest-forked pytest-xdist pyux flake8


# command to run tests
script:
  # run keras backend init to initialize backend config
  - python -c "import keras.backend"
  - sed -i -e 's/"backend":[[:space:]]*"[^"]*/"backend":\ "'$KERAS_BACKEND'/g' ~/.keras/keras.json;
  - echo -e "Running tests with the following config:\n$(cat ~/.keras/keras.json)"
  - if [[ "$TEST_MODE" == "PEP8" ]]; then
      PYTHONPATH=$PWD:$PYTHONPATH python -m flake8 --config=./.flake8 .;
    elif [[ "$TEST_MODE" == "GENERAL" ]]; then
      PYTHONPATH=$PWD:$PYTHONPATH pytest -s tests/test_load_params.py tests/utils/ tests/data_engine/ 2>&1 ;
    elif [[ "$TEST_MODE" == "ENCODINGS" ]]; then
      PYTHONPATH=$PWD:$PYTHONPATH pytest -s tests/encodings/ 2>&1 ;
    else
      if [[ "$DEPTH" == "shallow" ]]; then
        PYTHONPATH=$PWD:$PYTHONPATH pytest -s tests/NMT_architectures/${DEPTH}*_${TEST_MODE}.py  2>&1 ;
        PYTHONPATH=$PWD:$PYTHONPATH pytest -s tests/NMT_architectures/attention_${TEST_MODE}.py  2>&1 ;
      else
        PYTHONPATH=$PWD:$PYTHONPATH pytest -s tests/NMT_architectures/${DIR}_${DEPTH}*_${TEST_MODE}.py 2>&1 ;
      fi
    fi