thrnciar / tests / python

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#!/bin/sh -eux

# set python version
VERSION=${VERSION:-3.7}
PYTHON=python$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
# unset variables on 3.5, it's known
set +u
source venv/bin/activate
set -u

# 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/./}