thrnciar / tests / python

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#!/bin/sh -eux
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# TODO set this from outside depending on the package
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VERSION=3.7
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PYTHON=python$VERSION
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# clean from possible older runs
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rm -rf venv .tox __pycache__ .pytest* test_*.py *.pyx *.c *.so || :
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# check the we can create the venv
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$PYTHON -m venv venv
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# and activate it
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source venv/bin/activate
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# run python in it
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python -c 'import sys; print(sys.version)' | head -n1 | grep $VERSION
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# install packages with pip
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python -m pip install pytest
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# run tests
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cat > test_foo.py << EOF
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def test_foo():
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    assert True
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EOF
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python -m pytest -v test_foo.py
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# check that we can do extension modules
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cat > module.pyx << EOF
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cdef int add(int a, int b):
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    return a + b
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def two():
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    cdef int a = 1
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    cdef int b = 1
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    return add(a, b)
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EOF
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cat > setup.py << EOF
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from setuptools import setup
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from Cython.Build import cythonize
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setup(ext_modules = cythonize('module.pyx'))
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EOF
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python -m pip install Cython
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python setup.py build_ext --inplace
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python -c 'import module; print(module.two())' | grep '^2$'
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# deactivate has unset variable, it's known
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set +u
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deactivate
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set -u
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# use it with tox
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cat > tox.ini << EOF
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[tox]
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skipsdist = True
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[testenv]
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deps = pytest
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commands = python -m pytest -v test_foo.py
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EOF
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tox -e py${VERSION/./}