#!/bin/sh -eux

# TODO set this from outside depending on the package

VERSION=3.7

PYTHON=python$VERSION

# clean from possible older runs

rm -rf venv .tox __pycache__ .pytest* test_*.py *.pyx *.c *.so || :

# check the we can create the venv

$PYTHON -m venv venv

# and activate it

source venv/bin/activate

# run python in it

python -c 'import sys; print(sys.version)' | head -n1 | grep $VERSION

# install packages with pip

python -m pip install pytest

# run tests

cat > test_foo.py << EOF

def test_foo():

    assert True

EOF

python -m pytest -v test_foo.py

# check that we can do extension modules

cat > module.pyx << EOF

cdef int add(int a, int b):

    return a + b

def two():

    cdef int a = 1

    cdef int b = 1

    return add(a, b)

EOF

cat > setup.py << EOF

from setuptools import setup

from Cython.Build import cythonize

setup(ext_modules = cythonize('module.pyx'))

EOF

python -m pip install Cython

python setup.py build_ext --inplace

python -c 'import module; print(module.two())' | grep '^2$'

# deactivate has unset variable, it's known

set +u

deactivate

set -u

# use it with tox

cat > tox.ini << EOF

[tox]

skipsdist = True

[testenv]

deps = pytest

commands = python -m pytest -v test_foo.py

EOF

tox -e py${VERSION/./}