Bug 1139894 - Docs: Move the "Running the tests" section to common tasks

At some point in the future, we may break the "Running the tests"
section out to its own file, but for now "Common Tasks" seems like a
better home than the installation instructions.

docs/common_tasks.rst

@@ -18,6 +18,33 @@ In order to make the various services aware of a change in the code you need to
 
    > sudo /etc/init.d/supervisord restart
 
+.. _running-tests:
+
+Running the tests
+-----------------
+
+* You can run the py.test suite with
+
+  .. code-block:: bash
+
+     (venv)vagrant@precise32:~/treeherder-service$ ./runtests.sh
+
+* Or for more control, run py.test directly
+
+  .. code-block:: bash
+
+     (venv)vagrant@precise32:~/treeherder-service$ py.test tests/
+     (venv)vagrant@precise32:~/treeherder-service$ py.test tests/log_parser/test_utils.py
+     (venv)vagrant@precise32:~/treeherder-service$ py.test tests/etl/test_buildapi.py -k test_ingest_builds4h_jobs
+
+* To run all tests, including slow tests that are normally skipped, use
+
+  .. code-block:: bash
+
+     (venv)vagrant@precise32:~/treeherder-service$ py.test --runslow tests/
+
+* For more options, see ``py.test --help`` or http://pytest.org/latest/usage.html
+
 Add a new repository
 --------------------
 

docs/installation.rst

@@ -52,32 +52,7 @@ Setting up Vagrant
 
   NB: If you change something in the treeherder/log_parser folder, remember to repeat this step, otherwise the changes will not take effect.
 
-Running the tests
------------------
-
-* The tests can be run without following the local instance steps below.
-
-* You can run the py.test suite with
-
-  .. code-block:: bash
-
-     (venv)vagrant@precise32:~/treeherder-service$ ./runtests.sh
-
-* Or for more control, run py.test directly
-
-  .. code-block:: bash
-
-     (venv)vagrant@precise32:~/treeherder-service$ py.test tests/
-     (venv)vagrant@precise32:~/treeherder-service$ py.test tests/log_parser/test_utils.py
-     (venv)vagrant@precise32:~/treeherder-service$ py.test tests/etl/test_buildapi.py -k test_ingest_builds4h_jobs
-
-* To run all tests, including slow tests that are normally skipped, use
-
-  .. code-block:: bash
-
-     (venv)vagrant@precise32:~/treeherder-service$ py.test --runslow tests/
-
-* For more options, see ``py.test --help`` or http://pytest.org/latest/usage.html
+* If you just wish to :ref:`run the tests <running-tests>`, you can stop now without performing the remaining steps below.
 
 Setting up a local Treeherder instance
 --------------------------------------