intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 70 insertions, 0 deletions

diff --git a/contrib/python/pytest/py2/_pytest/nose.py b/contrib/python/pytest/py2/_pytest/nose.py
new file mode 100644
index 0000000000..fbab91da24
--- /dev/null
+++ b/contrib/python/pytest/py2/_pytest/nose.py
@@ -0,0 +1,70 @@
+# -*- coding: utf-8 -*-
+""" run test suites written for nose. """
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+
+import sys
+
+import six
+
+import pytest
+from _pytest import python
+from _pytest import runner
+from _pytest import unittest
+from _pytest.config import hookimpl
+
+
+def get_skip_exceptions():
+    skip_classes = set()
+    for module_name in ("unittest", "unittest2", "nose"):
+        mod = sys.modules.get(module_name)
+        if hasattr(mod, "SkipTest"):
+            skip_classes.add(mod.SkipTest)
+    return tuple(skip_classes)
+
+
+def pytest_runtest_makereport(item, call):
+    if call.excinfo and call.excinfo.errisinstance(get_skip_exceptions()):
+        # let's substitute the excinfo with a pytest.skip one
+        call2 = runner.CallInfo.from_call(
+            lambda: pytest.skip(six.text_type(call.excinfo.value)), call.when
+        )
+        call.excinfo = call2.excinfo
+
+
+@hookimpl(trylast=True)
+def pytest_runtest_setup(item):
+    if is_potential_nosetest(item):
+        if not call_optional(item.obj, "setup"):
+            # call module level setup if there is no object level one
+            call_optional(item.parent.obj, "setup")
+        # XXX this implies we only call teardown when setup worked
+        item.session._setupstate.addfinalizer((lambda: teardown_nose(item)), item)
+
+
+def teardown_nose(item):
+    if is_potential_nosetest(item):
+        if not call_optional(item.obj, "teardown"):
+            call_optional(item.parent.obj, "teardown")
+        # if hasattr(item.parent, '_nosegensetup'):
+        #    #call_optional(item._nosegensetup, 'teardown')
+        #    del item.parent._nosegensetup
+
+
+def is_potential_nosetest(item):
+    # extra check needed since we do not do nose style setup/teardown
+    # on direct unittest style classes
+    return isinstance(item, python.Function) and not isinstance(
+        item, unittest.TestCaseFunction
+    )
+
+
+def call_optional(obj, name):
+    method = getattr(obj, name, None)
+    isfixture = hasattr(method, "_pytestfixturefunction")
+    if method is not None and not isfixture and callable(method):
+        # If there's any problems allow the exception to raise rather than
+        # silently ignoring them
+        method()
+        return True