[IMP] test discovery, documentation, deprecation warnings

* document and warn that checks and fast_suite in tests sub-packages are
  deprecated and have no effect
* avoid iterating all currently loaded modules when looking for test
  modules in a tests sub-package
* replace use of __import__ by importlib

Fixes #3152

1 files changed, 13 insertions, 5 deletions

diff --git a/doc/reference/testing.rst b/doc/reference/testing.rst
index 2676c2b4084..e1c78919f15 100644
--- a/doc/reference/testing.rst
+++ b/doc/reference/testing.rst
@@ -24,8 +24,16 @@ and ``__init__.py`` contains::
 
     from . import test_foo, test_bar
 
-.. note:: test modules which are not imported from ``tests/__init__.py`` will
-          not be run
+.. warning::
+
+    test modules which are not imported from ``tests/__init__.py`` will not be
+    run
+
+.. versionchanged:: 8.0
+
+    previously, the test runner would only run modules added to two lists
+    ``fast_suite`` and ``checks`` in ``tests/__init__.py``. In 8.0 it will
+    run all imported modules
 
 The test runner will simply run any test case, as described in the official
 `unittest documentation`_, but Odoo provides a number of utilities and helpers
@@ -46,8 +54,8 @@ been installed, and not run right after the module installation:
 .. autofunction:: openerp.tests.common.post_install
 
 The most common situation is to use
-:class:`~openerp.tests.common.TransactionCase` and test a property of a of a
-model in each method::
+:class:`~openerp.tests.common.TransactionCase` and test a property of a model
+in each method::
 
     class TestModelA(common.TransactionCase):
         def test_some_action(self):
@@ -67,7 +75,7 @@ Tests are automatically run when installing or updating modules if
 Odoo server.
 
 As of Odoo 8, running tests outside of the install/update cycle is not
-
+supported.
 
 .. _unittest2: http://pypi.python.org/pypi/unittest2
 .. _unittest documentation: https://docs.python.org/2/library/unittest.html