Add note on running single tests to HACKING.rst
I haven't done this in a while, and I went through a number of false starts forgetting the "--", trying to specify "filename:TestClass" etc. before I got it to work. Hopefully this saves someone else some time. Change-Id: I94590009157cce8d42002089304c66c164bcd6ec
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@ -68,6 +68,14 @@ Python packages may also have dependencies that are outside of tox's ability
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to install. Please refer to doc/source/devref/development.environment.rst for
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a list of those packages on Ubuntu, Fedora and Mac OS X.
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To run a single or restricted set of tests, pass a regex that matches
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the class name containing the tests as an extra ``tox`` argument;
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e.g. ``tox -- TestWSGIServer`` (note the double-hypen) will test all
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WSGI server tests from ``nova/tests/test_wsgi.py``; ``--
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TestWSGIServer.test_uri_length_limit`` would run just that test, and
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``-- TestWSGIServer|TestWSGIServerWithSSL`` would run tests from both
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classes.
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It is also possible to run the tests inside of a virtual environment
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you have created, or it is possible that you have all of the dependencies
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installed locally already. In this case, you can interact with the testr
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