ipatests: Use pytest-sourceorder

The plugin to run tests within a class in the order they're defined
in the source was split into a separate project.
Use this project instead of a FreeIPA-specific copy.

Reviewed-By: Tomas Babej <tbabej@redhat.com>

freeipa.spec.in

@@ -309,6 +309,7 @@ Requires: python-paste
 Requires: python-coverage
 Requires: python-polib
 Requires: python-pytest-multihost >= 0.4
+Requires: python-pytest-sourceorder
 
 Conflicts: %{alt_name}-tests
 Obsoletes: %{alt_name}-tests < %{version}

ipatests/pytest.ini

@@ -10,7 +10,6 @@ addopts = --doctest-modules
           --junit-prefix ipa
           -p ipatests.pytest_plugins.nose_compat
           -p ipatests.pytest_plugins.declarative
-          -p ipatests.pytest_plugins.ordering
           -p ipatests.pytest_plugins.integration
           -p ipatests.pytest_plugins.beakerlib
             # Ignore files for doc tests.

ipatests/pytest_plugins/ordering.py

@@ -1,88 +0,0 @@
-# Authors:
-#   Petr Viktorin <pviktori@redhat.com>
-#
-# Copyright (C) 2014  Red Hat
-# see file 'COPYING' for use and warranty information
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 3 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-"""Pytest plugin for IPA
-
-Adds support for the @pytest.mark.source_order decorator which,
-when applied to a class, runs the test methods in source order.
-
-See test_ordering for an example.
-"""
-
-import unittest
-
-import pytest
-
-
-def ordered(cls):
-    """Decorator that marks a test class as ordered
-
-    Methods within the marked class will be executed in definition order
-    (or more strictly, in ordered by the line number where they're defined).
-
-    Subclasses of unittest.TestCase can not be ordered.
-
-    Generator methods will not be ordered by this plugin.
-    """
-    cls._order_plugin__ordered = True
-    assert not isinstance(cls, unittest.TestCase), (
-        "A unittest.TestCase may not be ordered.")
-    cls = pytest.mark.source_order(cls)
-    return cls
-
-
-def decorate_items(items):
-    node_indexes = {}
-    for index, item in enumerate(items):
-        try:
-            func = item.function
-        except AttributeError:
-            yield (index, ), item
-            continue
-
-        key = (index, )
-        for node in reversed(item.listchain()):
-            # Find the corresponding class
-            if isinstance(node, pytest.Class):
-                cls = node.cls
-            else:
-                continue
-            if getattr(cls, '_order_plugin__ordered', False):
-                node_index = node_indexes.setdefault(node, index)
-                # Find first occurence of the method in class hierarchy
-                for i, parent_class in enumerate(reversed(cls.mro())):
-                    if getattr(parent_class, '_order_plugin__ordered', False):
-                        method = getattr(parent_class, func.__name__, None)
-                        if method:
-                            # Sort methods as tuples  (position of the class
-                            # in the inheritance chain, position of the method
-                            # within that class)
-                            key = (node_index, 0,
-                                   i, method.func_code.co_firstlineno, node)
-                            break
-                else:
-                    # Weird case fallback
-                    # Method name not in any of the classes in MRO, run it last
-                    key = node_index, 1, func.func_code.co_firstlineno, node
-                break
-        yield key, item
-
-
-def pytest_collection_modifyitems(session, config, items):
-    items[:] = [item for i, item in sorted(decorate_items(items))]

ipatests/test_integration/base.py

@@ -23,7 +23,7 @@ import pytest
 
 from ipapython.ipa_log_manager import log_mgr
 from ipatests.test_integration import tasks
-from ipatests.pytest_plugins.ordering import ordered
+from pytest_sourceorder import ordered
 
 log = log_mgr.get_logger(__name__)
 

ipatests/test_integration/test_ordering.py

@@ -25,7 +25,7 @@ in a specific order:
 - Within a class, test methods are ordered according to source line
 """
 
-from ipatests.pytest_plugins.ordering import ordered
+from pytest_sourceorder import ordered
 
 
 @ordered