Run skimage on the bots.

slave/skia_slave_scripts/run_decoding_tests.py

+#!/usr/bin/env python
+# Copyright (c) 2013 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.
+
+""" Run the Skia skimage executable. """
+
+from build_step import BuildStep
+from utils.gs_utils import TIMESTAMP_COMPLETED_FILENAME
+import sys
+
+class RunDecodingTests(BuildStep):
+  def _Run(self):
+    image_dir = self._device_dirs.SKImageInDir()
+
+    # Skip the time stamp file.
+    images = [self.DevicePathJoin(image_dir, filename)
+              for filename in self.DeviceListDir(image_dir)

[scroggo, 2013/06/26 20:07:09]

This CL also adds DeviceListDir.

+              if not filename == TIMESTAMP_COMPLETED_FILENAME]
+    cmd = ['-r']
+    cmd.extend(images)
+
+    if self._gm_image_subdir is not None:
+      expectations_name = self._gm_image_subdir + '.json'
+
+      # Read expectations, which were downloaded/copied to the device.
+      expectations_file = self.DevicePathJoin(
+        self._device_dirs.SKImageExpectedDir(),
+        expectations_name)
+
+      if self.DevicePathExists(expectations_file):
+        cmd.extend(['--readExpectationsPath', expectations_file])
+
+    # Write the expectations file, in case any did not match.
+    output_expectations_file = self.DevicePathJoin(
+        self._device_dirs.SKImageOutDir(),
+        expectations_name)
+
+    cmd.extend(['--createExpectationsPath', output_expectations_file])
+
+    # Draw any mismatches to the same folder as the output json.
+    cmd.extend(['--mismatchPath', self._device_dirs.SKImageOutDir()])
+
+    self.RunFlavoredCmd('skimage', cmd)
+
+
+if '__main__' == __name__:
+  sys.exit(BuildStep.RunBuildStep(RunDecodingTests))