Avoid using WPT test runner to update the test manifest.

1 files changed, 15 insertions, 4 deletions

diff --git a/python/servo/testing_commands.py b/python/servo/testing_commands.py
index 8ed67964bab..cac5531d8f4 100644
--- a/python/servo/testing_commands.py
+++ b/python/servo/testing_commands.py
@@ -77,6 +77,19 @@ def create_parser_wpt():
     return parser
 
 
+def create_parser_manifest_update():
+    import manifestupdate
+    return manifestupdate.create_parser()
+
+
+def run_update(topdir, check_clean=False, rebuild=False, **kwargs):
+    import manifestupdate
+    from wptrunner import wptlogging
+    logger = wptlogging.setup(kwargs, {"mach": sys.stdout})
+    wpt_dir = os.path.abspath(os.path.join(topdir, 'tests', 'wpt'))
+    manifestupdate.update(logger, wpt_dir, check_clean, rebuild)
+
+
 @CommandProvider
 class MachCommands(CommandBase):
     DEFAULT_RENDER_MODE = "cpu"
@@ -429,11 +442,9 @@ class MachCommands(CommandBase):
     @Command('update-manifest',
              description='Run test-wpt --manifest-update SKIP_TESTS to regenerate MANIFEST.json',
              category='testing',
-             parser=create_parser_wpt)
+             parser=create_parser_manifest_update)
     def update_manifest(self, **kwargs):
-        kwargs['test_list'].append(str('SKIP_TESTS'))
-        kwargs['manifest_update'] = True
-        return self.test_wpt(**kwargs)
+        return run_update(self.context.topdir, **kwargs)
 
     @Command('update-wpt',
              description='Update the web platform tests',