test.sh

#!/bin/bash
# Copyright 2021 DeepMind Technologies Limited. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

set -e

readonly VENV_DIR=/tmp/dm_pix_test_env
echo "Creating virtual environment under ${VENV_DIR}."
echo "You might want to remove this when you no longer need it."

# Install deps in a virtual env.
python -m venv "${VENV_DIR}"
source "${VENV_DIR}/bin/activate"
python --version

# Update pip + setuptools and install dependencies specified in pyproject.toml
python -m pip install --upgrade pip setuptools
python -m pip install .

# print jax version
python -c 'import jax; print(jax.__version__)'

# Python test dependencies.
python -m pip install -e ".[test]"

# CPU count on macos or linux
if [ "$(uname)" == "Darwin" ]; then
  N_JOBS=$(sysctl -n hw.logicalcpu)
else
  N_JOBS=$(grep -c ^processor /proc/cpuinfo)
fi

# Run tests using pytest.
python -m pytest -n "${N_JOBS}" dm_pix