Revert 182991

tools/telemetry/telemetry/core/chrome/tracing_backend_unittest.py

Index: tools/telemetry/telemetry/core/chrome/tracing_backend_unittest.py
===================================================================
--- tools/telemetry/telemetry/core/chrome/tracing_backend_unittest.py	(revision 182999)
+++ tools/telemetry/telemetry/core/chrome/tracing_backend_unittest.py	(working copy)
@@ -1,74 +0,0 @@
-# Copyright (c) 2012 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.
-
-import cStringIO
-import json
-import logging
-import os
-import unittest
-
-from telemetry.core import util
-from telemetry.core.chrome import tracing_backend
-from telemetry.test import tab_test_case
-
-
-class TracingBackendTest(tab_test_case.TabTestCase):
-  def _StartServer(self):
-    base_dir = os.path.dirname(__file__)
-    self._browser.SetHTTPServerDirectory(
-        os.path.join(base_dir, '..', '..', '..', 'unittest_data'))
-
-  def _WaitForAnimationFrame(self):
-    def _IsDone():
-      js_is_done = """done"""
-      return bool(self._tab.EvaluateJavaScript(js_is_done))
-    util.WaitFor(_IsDone, 5)
-
-  def testGotTrace(self):
-    if not self._browser.supports_tracing:
-      logging.warning('Browser does not support tracing, skipping test.')
-      return
-    self._StartServer()
-    self._browser.StartTracing()
-    self._browser.StopTracing()
-    model = self._browser.GetTraceResultAndReset().AsTimelineModel()
-    events = model.GetAllEvents()
-    assert len(events) > 0
-
-class TracingResultImplTest(unittest.TestCase):
-  def testWrite1(self):
-    ri = tracing_backend.TraceResultImpl([])
-    f = cStringIO.StringIO()
-    ri.Serialize(f)
-    v = f.getvalue()
-
-    j = json.loads(v)
-    assert 'traceEvents' in j
-    self.assertEquals(j['traceEvents'], [])
-
-  def testWrite2(self):
-    ri = tracing_backend.TraceResultImpl([
-        '"foo"',
-        '"bar"'])
-    f = cStringIO.StringIO()
-    ri.Serialize(f)
-    v = f.getvalue()
-
-    j = json.loads(v)
-    assert 'traceEvents' in j
-    self.assertEquals(j['traceEvents'], ['foo', 'bar'])
-
-  def testWrite3(self):
-    ri = tracing_backend.TraceResultImpl([
-        '"foo"',
-        '"bar"',
-        '"baz"'])
-    f = cStringIO.StringIO()
-    ri.Serialize(f)
-    v = f.getvalue()
-
-    j = json.loads(v)
-    assert 'traceEvents' in j
-    self.assertEquals(j['traceEvents'],
-                      ['foo', 'bar', 'baz'])