[Storage] Blob Storage perf tests

tools/perf/page_sets/blob_workshop.py

+# Copyright 2015 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 telemetry.page import page as page_module
+from telemetry.page import page_test as page_test
+from telemetry.page import page_set as page_set_module
+
+
+NUM_BLOB_MASS_CREATE_READS = 15
+
+
+class BlobCreateThenRead(page_module.Page):
+
+  def __init__(self, write_method, blob_sizes, page_set):
+    super(BlobCreateThenRead, self).__init__(
+      url='file://blob/blob-workshop.html',
+      page_set=page_set,
+      name='blob-create-read-' + write_method)
+    self._blob_sizes = blob_sizes
+
+  def RunPageInteractions(self, action_runner):
+    action_runner.ExecuteJavaScript('disableUI = true;')
+
+    for size_bytes in self._blob_sizes:
+      with action_runner.CreateInteraction('Action_CreateAndReadBlob',
+                                           repeatable=True):
+        action_runner.ExecuteJavaScript(
+            'createAndRead(' + str(size_bytes) + ');')
+        action_runner.WaitForJavaScriptCondition(
+            'doneReading === true || errors', 60)
+
+    errors = action_runner.EvaluateJavaScript('errors')
+    if errors:
+      raise page_test.Failure('Errors on page: ' + ', '.join(self.errors))
+
+
+class BlobMassCreate(page_module.Page):
+  def __init__(self, write_method, blob_sizes, page_set):
+    super(BlobMassCreate, self).__init__(
+      url='file://blob/blob-workshop.html',
+      page_set=page_set,
+      name='blob-mass-create-' + write_method)
+    self._blob_sizes = blob_sizes
+
+  def RunPageInteractions(self, action_runner):
+    action_runner.ExecuteJavaScript('disableUI = true;')
+
+    # Add blobs
+    for size_bytes in self._blob_sizes:
+      with action_runner.CreateInteraction('Action_CreateBlob',
+                                           repeatable=True):
+        action_runner.ExecuteJavaScript('createBlob(' + str(size_bytes) + ');')
+
+    # Read blobs
+    for _ in range(0, NUM_BLOB_MASS_CREATE_READS):
+      with action_runner.CreateInteraction('Action_ReadBlobs',
+                                           repeatable=True):
+        action_runner.ExecuteJavaScript('readBlobsSerially();')
+        action_runner.WaitForJavaScriptCondition(
+            'doneReading === true || errors', 60)
+
+    errors = action_runner.EvaluateJavaScript('errors')
+    if errors:
+      raise page_test.Failure('Errors on page: ' + ', '.join(self.errors))
+
+
+class BlobWorkshopPageSet(page_set_module.PageSet):
+  """The BlobWorkshop page set."""
+
+  def __init__(self):
+    super(BlobWorkshopPageSet, self).__init__()
+    self.AddUserStory(
+        BlobMassCreate('2Bx200', [2] * 200, self))
+    self.AddUserStory(
+        BlobMassCreate('1KBx200', [1024] * 200, self))
+    self.AddUserStory(
+        BlobMassCreate('150KBx200', [150 * 1024] * 200, self))
+    self.AddUserStory(
+        BlobMassCreate('1MBx200', [1024 * 1024] * 200, self))
+    self.AddUserStory(
+        BlobMassCreate('10MBx30', [10 * 1024 * 1024] * 30, self))
+    self.AddUserStory(
+        BlobMassCreate('100MBx5', [100 * 1024 * 1024] * 5, self))
+
+    self.AddUserStory(BlobCreateThenRead('2Bx200', [2] * 200, self))
+    self.AddUserStory(BlobCreateThenRead('1KBx200', [1024] * 200, self))
+    self.AddUserStory(
+        BlobCreateThenRead('150KBx200', [150 * 1024 - 1] * 200, self))
+    self.AddUserStory(BlobCreateThenRead('1MBx200', [1024 * 1024] * 200, self))
+    self.AddUserStory(
+        BlobCreateThenRead('10MBx30', [10 * 1024 * 1024] * 30, self))
+    self.AddUserStory(
+        BlobCreateThenRead('100MBx5', [100 * 1024 * 1024] * 5, self))