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-rw-r--r-- | dev-requirements.txt | 5 | ||||
-rw-r--r-- | docs/contributing.rst | 75 |
2 files changed, 80 insertions, 0 deletions
diff --git a/dev-requirements.txt b/dev-requirements.txt new file mode 100644 index 00000000..01030e87 --- /dev/null +++ b/dev-requirements.txt @@ -0,0 +1,5 @@ +flake8 +pretend +pytest-cov +sphinx +tox diff --git a/docs/contributing.rst b/docs/contributing.rst index b4c72ba4..8007e6b6 100644 --- a/docs/contributing.rst +++ b/docs/contributing.rst @@ -73,8 +73,83 @@ So, specifically: - No blank line at the end. - Use Sphinx parameter/attribute documentation `syntax`_. +Development Environment +----------------------- + +Working on ``cryptography`` requires the installation of a small number of +development dependencies. +These are listed in ``dev-requirements.txt`` +and they can be installed in a `virtualenv`_ using `pip`_. +Once you've installed the dependencies, +install ``cryptography`` in ``editable`` mode. For example: + +.. code-block:: sh + + # Create a virtualenv and activate it + $ pip install --requirement dev-requirements.txt + $ pip install --editable . + +You are now ready to run the tests and build the documentation. + +Running Tests +------------- + +``cryptography`` unit tests are found in the ``tests/`` directory. +and are designed to be run using `pytest`_. +`pytest`_ will discover the tests automatically, so all you have to do is: + +.. code-block:: sh + + $ py.test + ... + 4294 passed in 15.24 seconds + +This runs the tests with the default Python interpreter. + +You can also verify that the tests pass on other supported Python interpreters. +For this we use `tox`_, which will automatically create a `virtualenv`_ for +each supported Python version and run the tests. For example: + +.. code-block:: sh + + $ tox + ... + ERROR: py26: InterpreterNotFound: python2.6 + py27: commands succeeded + ERROR: pypy: InterpreterNotFound: pypy + ERROR: py32: InterpreterNotFound: python3.2 + py33: commands succeeded + docs: commands succeeded + pep8: commands succeeded + +You may not have all the required Python versions installed, +in which case you will see one or more ``InterpreterNotFound`` errors. + +Building Documentation +---------------------- + +``cryptography`` documentation is stored in the ``docs/`` directory. +It is written in `Restructured Text`_ and rendered using `sphinx`_. + +Use `tox`_ to build the documentation. For example: + +.. code-block:: sh + + $ tox -e docs + ... + docs: commands succeeded + congratulations :) + +The HTML documentation index can now be found at ``docs/_build/html/index.html`` + .. _`GitHub`: https://github.com/alex/cryptography .. _`our mailing list`: https://mail.python.org/mailman/listinfo/cryptography-dev .. _`PEP 8`: http://www.peps.io/8/ .. _`syntax`: http://sphinx-doc.org/domains.html#info-field-lists +.. _`pytest`: https://pypi.python.org/pypi/pytest +.. _`tox`: https://pypi.python.org/pypi/tox +.. _`virtualenv`: https://pypi.python.org/pypi/virtualenv +.. _`pip`: https://pypi.python.org/pypi/pip +.. _`sphinx`: https://pypi.python.org/pypi/sphinx +.. _`Restructured Text`: http://docutils.sourceforge.net/rst.html |