PY-18926: Wrapping AttributeError

Nose has bug: instead of Test we are getting ContextSuite in case of error in setup class. It does not have attribute .test, so we wrap it try / except to mimic previous behavior (pre 5.0) when we simply did not check this field

python/helpers/pycharm/nose_utils.py

@@ -55,7 +55,10 @@ class TeamcityPlugin(ErrorClassPlugin, TextTestResult, TeamcityTestResult):
 
 
   def _is_failure(self, test):
-    return isinstance(test.test, Failure)
+    try:
+      return isinstance(test.test, Failure)
+    except AttributeError:
+      return False
 
   def addError(self, test, err):
     exctype, value, tb = err

python/testData/testRunner/env/nose/test1.py

@@ -1,4 +1,4 @@
-#from unittest import TestCase
+from unittest import TestCase
 
 class TestNose:
     def testOne(self):
@@ -9,3 +9,11 @@ class TestNose:
 
 def testThree():
     assert 4 == 2*2
+
+class FooTest(TestCase):
+
+    @classmethod
+    def setUpClass(self):
+        raise ValueError() # or any other bug
+    def test_test(self):
+        pass

python/testSrc/com/jetbrains/env/python/testing/PythonNoseTestingTest.java

@@ -36,9 +36,8 @@ public final class PythonNoseTestingTest extends PyEnvTestCase {
                                       @NotNull final String stdout,
                                       @NotNull final String stderr,
                                       @NotNull final String all) {
-        assertEquals(3, runner.getAllTestsCount());
+        assertEquals(4, runner.getAllTestsCount());
         assertEquals(3, runner.getPassedTestsCount());
-        runner.assertAllTestsPassed();
       }
     });
   }