[Findit] Pass changed files info to Fracas, 2 face design.

appengine/findit/crash/test/callstack_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.dependency import Dependency
 from crash.callstack import StackFrame, CallStack
 from crash.test.stacktrace_test_suite import StacktraceTestSuite
 from crash.type_enums import CallStackFormatType
 
 
 class CallStackTest(StacktraceTestSuite):
 
   def testStackFrameToString(self):
     self.assertEqual(
         StackFrame(0, 'src/', 'func', 'f.cc', 'src/f.cc', []).ToString(),
         '#0 in func @ f.cc')
     self.assertEqual(
         StackFrame(0, 'src/', 'func', 'f.cc', 'src/f.cc', [1]).ToString(),
         '#0 in func @ f.cc:1')
     self.assertEqual(
         StackFrame(0, 'src/', 'func', 'f.cc', 'src/f.cc', [1, 2]).ToString(),
         '#0 in func @ f.cc:1:1')
 
+  def testBlameUrlForStackFrame(self):
+    frame = StackFrame(0, 'src/', 'func', 'f.cc', 'src/f.cc', [])
+    self.assertEqual(frame.BlameUrl('1'), None)
+
+    frame.repo_url = 'https://repo_url'
+    self.assertEqual(frame.BlameUrl('1'), 'https://repo_url/+blame/1/f.cc')
+
+    frame.crashed_line_numbers = [9, 10]
+    self.assertEqual(frame.BlameUrl('1'), 'https://repo_url/+blame/1/f.cc#9')
+
   def testFrameListInitCallStack(self):
     stack = CallStack(0)
     stack.extend([StackFrame(0, 'src/', '', 'func', 'f.cc', [2])])
 
     copy_stack = CallStack(stack.priority, frame_list=stack)
     self._VerifyTwoCallStacksEqual(copy_stack, stack)
 
   def testParseLineForJavaCallstackFormat(self):
     stack = CallStack(0, CallStackFormatType.JAVA)
 
@@ skipping 27 matching lines @@
 
     stack.ParseLine('#dummy line', {})
     self.assertEqual(stack, [])
 
     deps = {'tp/webrtc/': Dependency('tp/webrtc/', 'https://repo', '1')}
     stack.ParseLine('#0 0x52617a in func0 tp/webrtc/a.c:38:3', deps)
     self._VerifyTwoStackFramesEqual(
         stack[0],
         StackFrame(
             0, 'tp/webrtc/', 'func0', 'a.c', 'tp/webrtc/a.c', [38, 39, 40, 41]))