[Findit] Reorganizing findit_for_*.py

appengine/findit/crash/test/classifier_test.py

-# Copyright 2016 The Chromium Authors. All rights reserved.
-# Use of this source code is governed by a BSD-style license that can be
-# found in the LICENSE file.
-
-from common import constants
-from common.pipeline_wrapper import pipeline_handlers
-from crash.classifier import Occurrence
-from crash.classifier import Classifier
-from crash.classifier import DefaultRankFunction
-from crash.stacktrace import StackFrame
-from crash.stacktrace import CallStack
-from crash.results import Result
-from crash.test.crash_testcase import CrashTestCase
-
-
-class DummyClassifier(Classifier):
-
-  def GetClassFromStackFrame(self, frame):
-    if frame.dep_path == 'src/':
-      return 'class_1'
-
-    return 'class_2'
-
-  def GetClassFromResult(self, result):  # pragma: no cover.
-    return 'class_3'
-
-  def Classify(self, results, crash_stack):
-    class_list = self._Classify(results, crash_stack, 4, 1)
-    if class_list:
-      return class_list[0]
-
-    return ''
-
-
-class ClassifierTest(CrashTestCase):
-
-  def testDefaultRankFunction(self):
-    self.assertEqual(DefaultRankFunction(Occurrence('c1', [0])),
-        (-1, 0))
-    self.assertEqual(DefaultRankFunction(Occurrence('c1', [0, 1])),
-        (-float('inf'), 0))
-
-  def testClassifyCrashStack(self):
-    dummy_classifier = DummyClassifier()
-
-    crash_stack = CallStack(0)
-    self.assertEqual(dummy_classifier.Classify([], crash_stack), '')
-
-    crash_stack.extend(
-        [StackFrame(0, 'src/', 'a::c(p* &d)', 'f0.cc', 'src/f0.cc', [177]),
-         StackFrame(1, 'src/', 'a::d(a* c)', 'f1.cc', 'src/f1.cc', [227]),
-         StackFrame(2, 'src/dummy', 'a::e(int)', 'f2.cc', 'src/f2.cc', [87])])
-
-    self.assertEqual(dummy_classifier.Classify([], crash_stack), 'class_1')
-
-    crash_stack = CallStack(0)
-    crash_stack.extend(
-        [StackFrame(0, 'src/', 'a::c(p* &d)', 'f0.cc', 'src/f0.cc', [177]),
-         StackFrame(1, 'src/dummy', 'a::d(a* c)', 'f1.cc', 'src/f1.cc', [227]),
-         StackFrame(2, 'src/dummy', 'a::e(int)', 'f2.cc', 'src/f2.cc', [87])])
-
-    self.assertEqual(dummy_classifier.Classify([], crash_stack), 'class_2')
-
-  def testClassifyResults(self):
-    dummy_classifier = DummyClassifier()
-
-    result = Result(self.GetDummyChangeLog(), 'src/')
-    result.file_to_stack_infos = {
-        'f0.cc': [(StackFrame(
-            0, 'src/', 'a::c(p* &d)', 'f0.cc', 'src/f0.cc', [177]), 0)]
-    }
-
-    self.assertEqual(dummy_classifier.Classify([result], CallStack(0)),
-                     'class_3')
-
-