# Copyright 2018 The pybadge Authors
#
# 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
#
#     https://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.
"""Nox config for running lint and unit tests."""

import nox


def _run_tests(session):
    session.run('py.test', '--quiet', 'tests', 'server-example',
                *session.posargs)


@nox.session
def lint(session):
    """Run flake8.
    Returns a failure if flake8 finds linting errors or sufficiently
    serious code quality issues.
    """
    session.install('yapf')
    session.run('python3', '-m', 'yapf', '--diff', '-r', '.')


@nox.session
def unit(session):
    """Run the unit test suite."""
    session.install('-e', '.[dev]')
    session.install('-r', 'server-example/requirements-test.txt')
    _run_tests(session)


@nox.session(python=['3.4', '3.5', '3.6', '3.7', '3.8'])
@nox.parametrize(
    'install',
    ['Jinja2==2.9.0', 'Pillow==5.0.0', 'requests==2.9.0', 'xmldiff==2.4'])
def compatibility(session, install):
    """Run the unit test suite with each support library and Python version."""

    session.install('-e', '.[dev]')
    session.install('-r', 'server-example/requirements-test.txt')
    session.install(install)
    _run_tests(session)


@nox.session(python=['3.6'])
def type_check(session):
    """Run type checking using pytype."""
    session.install('-e', '.[dev]')
    session.install('pytype')
    session.run('pytype', '--python-version=3.6', '--disable=pyi-error',
                'pybadges')