[Telemetry] Remove internal dependencies on BuildbotOutputFormatter

tools/telemetry/telemetry/internal/story_runner_unittest.py

Index: tools/telemetry/telemetry/internal/story_runner_unittest.py
diff --git a/tools/telemetry/telemetry/internal/story_runner_unittest.py b/tools/telemetry/telemetry/internal/story_runner_unittest.py
index 3a33782e1dce3de8378bce8e75f1ac2ef6932f93..390aeb56b82ed9083d84570c9c71a34ba68d3a90 100644
--- a/tools/telemetry/telemetry/internal/story_runner_unittest.py
+++ b/tools/telemetry/telemetry/internal/story_runner_unittest.py
@@ -21,7 +21,9 @@ from telemetry.unittest_util import system_stub
 from telemetry import user_story as user_story_module
 from telemetry.util import cloud_storage
 from telemetry.util import exception_formatter as exception_formatter_module
+from telemetry.value import list_of_scalar_values
 from telemetry.value import scalar
+from telemetry.value import summary as summary_module
 from telemetry.web_perf import timeline_based_measurement
 from telemetry.wpr import archive_info
 
@@ -403,10 +405,12 @@ class StoryRunnerTest(unittest.TestCase):
 
   def testPagesetRepeat(self):
     story_set = story.StorySet()
-    story_set.AddUserStory(
-        DummyLocalUserStory(TestSharedPageState, name='blank'))
-    story_set.AddUserStory(
-        DummyLocalUserStory(TestSharedPageState, name='green'))
+
+    # TODO(eakuefner): Factor this out after flattening page ref in Value
+    blank_story = DummyLocalUserStory(TestSharedPageState, name='blank')
+    green_story = DummyLocalUserStory(TestSharedPageState, name='green')
+    story_set.AddUserStory(blank_story)
+    story_set.AddUserStory(green_story)
 
     class Measurement(page_test.PageTest):
       i = 0
@@ -420,18 +424,27 @@ class StoryRunnerTest(unittest.TestCase):
 
     self.options.page_repeat = 1
     self.options.pageset_repeat = 2
-    self.options.output_formats = ['buildbot']
+    self.options.output_formats = []
     results = results_options.CreateResults(
       EmptyMetadataForTest(), self.options)
     story_runner.Run(
         Measurement(), story_set, self.expectations, self.options, results)
-    results.PrintSummary()
-    contents = self.fake_stdout.getvalue()
+    summary = summary_module.Summary(results.all_page_specific_values)
+    values = summary.interleaved_computed_per_page_values_and_summaries
+
+    blank_value = list_of_scalar_values.ListOfScalarValues(
+        blank_story, 'metric', 'unit', [1, 3])
+    green_value = list_of_scalar_values.ListOfScalarValues(
+        green_story, 'metric', 'unit', [2, 4])
+    merged_value = list_of_scalar_values.ListOfScalarValues(
+        None, 'metric', 'unit', [1, 2, 3, 4])
+
     self.assertEquals(4, GetNumberOfSuccessfulPageRuns(results))
     self.assertEquals(0, len(results.failures))
-    self.assertIn('RESULT metric: blank= [1,3] unit', contents)
-    self.assertIn('RESULT metric: green= [2,4] unit', contents)
-    self.assertIn('*RESULT metric: metric= [1,2,3,4] unit', contents)
+    self.assertEquals(3, len(values))
+    self.assertIn(blank_value, values)
+    self.assertIn(green_value, values)
+    self.assertIn(merged_value, values)
 
   @decorators.Disabled('chromeos')  # crbug.com/483212
   def testUpdateAndCheckArchives(self):