depot_tools: import bot_update gclient git rietveld tryserver recipe modules (reland #1)

recipe_modules/bot_update/test_api.py

+# Copyright 2014 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 hashlib
+import os
+import struct
+import sys
+from recipe_engine import recipe_test_api
+
+# TODO(phajdan.jr): Clean up this somewhat ugly import.
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'resources'))
+import bot_update
+
+
+class BotUpdateTestApi(recipe_test_api.RecipeTestApi):
+  def output_json(self, master, builder, slave, root, first_sln,
+                  revision_mapping, git_mode, force=False, fail_patch=False,
+                  output_manifest=False, fixed_revisions=None):
+    """Deterministically synthesize json.output test data for gclient's
+    --output-json option.
+    """
+    active = bot_update.check_valid_host(master, builder, slave) or force
+
+    output = {
+        'did_run': active,
+        'patch_failure': False
+    }
+
+    # Add in extra json output if active.
+    if active:
+      properties = {
+          property_name: self.gen_revision(project_name, git_mode)
+          for project_name, property_name in revision_mapping.iteritems()
+      }
+      properties.update({
+          '%s_cp' % property_name: ('refs/heads/master@{#%s}' %
+                                    self.gen_revision(project_name, False))
+          for project_name, property_name in revision_mapping.iteritems()
+      })
+
+      # We also want to simulate outputting "got_revision_git": ...
+      # when git mode is off to match what bot_update.py does.
+      if not git_mode:
+        properties.update({
+            '%s_git' % property_name: self.gen_revision(project_name, True)
+            for project_name, property_name in revision_mapping.iteritems()
+        })
+
+      output.update({
+          'patch_root': root or first_sln,
+          'root': first_sln,
+          'properties': properties,
+          'step_text': 'Some step text'
+      })
+
+      if output_manifest:
+        output.update({
+          'manifest': {
+            project_name: {
+              'repository': 'https://fake.org/%s.git' % project_name,
+              'revision': self.gen_revision(project_name, git_mode),
+            }
+            for project_name in revision_mapping
+          }
+        })
+
+      if fixed_revisions:
+        output['fixed_revisions'] = fixed_revisions
+
+      if fail_patch:
+        output['log_lines'] = [('patch error', 'Patch failed to apply'),]
+        output['patch_failure'] = True
+        output['patch_apply_return_code'] = 1
+        if fail_patch == 'download':
+          output['patch_apply_return_code'] = 3
+    return self.m.json.output(output)
+
+  @staticmethod
+  def gen_revision(project, GIT_MODE):
+    """Hash project to bogus deterministic revision values."""
+    h = hashlib.sha1(project)
+    if GIT_MODE:
+      return h.hexdigest()
+    else:
+      return struct.unpack('!I', h.digest()[:4])[0] % 300000