1 files changed, 75 insertions, 0 deletions
diff --git a/testing/web-platform/harness/wptrunner/update/metadata.py b/testing/web-platform/harness/wptrunner/update/metadata.py
new file mode 100644
index 000000000..c62dfec46
--- /dev/null
+++ b/testing/web-platform/harness/wptrunner/update/metadata.py
@@ -0,0 +1,75 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import os
+
+from .. import metadata, products
+
+from base import Step, StepRunner
+
+class GetUpdatePropertyList(Step):
+    provides = ["property_order", "boolean_properties"]
+
+
+    def create(self, state):
+        property_order, boolean_properties = products.load_product_update(
+            state.config, state.product)
+        state.property_order = property_order
+        state.boolean_properties = boolean_properties
+
+
+class UpdateExpected(Step):
+    """Do the metadata update on the local checkout"""
+
+    provides = ["needs_human"]
+
+    def create(self, state):
+        if state.sync_tree is not None:
+            sync_root = state.sync_tree.root
+        else:
+            sync_root = None
+
+        state.needs_human = metadata.update_expected(state.paths,
+                                                     state.serve_root,
+                                                     state.run_log,
+                                                     rev_old=None,
+                                                     ignore_existing=state.ignore_existing,
+                                                     sync_root=sync_root,
+                                                     property_order=state.property_order,
+                                                     boolean_properties=state.boolean_properties)
+
+
+class CreateMetadataPatch(Step):
+    """Create a patch/commit for the metadata checkout"""
+
+    def create(self, state):
+        if state.no_patch:
+            return
+
+        local_tree = state.local_tree
+        sync_tree = state.sync_tree
+
+        if sync_tree is not None:
+            name = "web-platform-tests_update_%s_metadata" % sync_tree.rev
+            message = "Update %s expected data to revision %s" % (state.suite_name, sync_tree.rev)
+        else:
+            name = "web-platform-tests_update_metadata"
+            message = "Update %s expected data" % state.suite_name
+
+        local_tree.create_patch(name, message)
+
+        if not local_tree.is_clean:
+            metadata_paths = [manifest_path["metadata_path"]
+                              for manifest_path in state.paths.itervalues()]
+            for path in metadata_paths:
+                local_tree.add_new(os.path.relpath(path, local_tree.root))
+            local_tree.update_patch(include=metadata_paths)
+            local_tree.commit_patch()
+
+
+class MetadataUpdateRunner(StepRunner):
+    """(Sub)Runner for updating metadata"""
+    steps = [GetUpdatePropertyList,
+             UpdateExpected,
+             CreateMetadataPatch]