1 files changed, 115 insertions, 0 deletions
diff --git a/testing/marionette/harness/marionette_harness/runtests.py b/testing/marionette/harness/marionette_harness/runtests.py
new file mode 100644
index 0000000000..0d86e1534d
--- /dev/null
+++ b/testing/marionette/harness/marionette_harness/runtests.py
@@ -0,0 +1,115 @@
+# 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 sys
+
+import mozlog
+from marionette_driver import __version__ as driver_version
+
+from marionette_harness import (
+    BaseMarionetteArguments,
+    BaseMarionetteTestRunner,
+    MarionetteTestCase,
+    __version__,
+)
+
+
+class MarionetteTestRunner(BaseMarionetteTestRunner):
+    def __init__(self, **kwargs):
+        BaseMarionetteTestRunner.__init__(self, **kwargs)
+        self.test_handlers = [MarionetteTestCase]
+
+
+class MarionetteArguments(BaseMarionetteArguments):
+    pass
+
+
+class MarionetteHarness(object):
+    def __init__(
+        self,
+        runner_class=MarionetteTestRunner,
+        parser_class=MarionetteArguments,
+        testcase_class=MarionetteTestCase,
+        args=None,
+    ):
+        self._runner_class = runner_class
+        self._parser_class = parser_class
+        self._testcase_class = testcase_class
+        self.args = args or self.parse_args()
+
+    def parse_args(self, logger_defaults=None):
+        parser = self._parser_class(
+            usage="%(prog)s [options] test_file_or_dir <test_file_or_dir> ..."
+        )
+        parser.add_argument(
+            "--version",
+            action="version",
+            help="Show version information.",
+            version="%(prog)s {version}"
+            " (using marionette-driver: {driver_version}, ".format(
+                version=__version__, driver_version=driver_version
+            ),
+        )
+        mozlog.commandline.add_logging_group(parser)
+        args = parser.parse_args()
+        parser.verify_usage(args)
+
+        logger = mozlog.commandline.setup_logging(
+            args.logger_name, args, logger_defaults or {"tbpl": sys.stdout}
+        )
+
+        args.logger = logger
+        return vars(args)
+
+    def process_args(self):
+        if self.args.get("pydebugger"):
+            self._testcase_class.pydebugger = __import__(self.args["pydebugger"])
+        # Remove mozlog arguments from the return value since these aren't
+        # used directly by the rest of marionette
+        self.args = {
+            key: value for key, value in self.args.items() if not key.startswith("log_")
+        }
+
+    def run(self):
+        self.process_args()
+        tests = self.args.pop("tests")
+        runner = self._runner_class(**self.args)
+        try:
+            runner.run_tests(tests)
+        finally:
+            runner.cleanup()
+        return runner.failed + runner.crashed
+
+
+def cli(
+    runner_class=MarionetteTestRunner,
+    parser_class=MarionetteArguments,
+    harness_class=MarionetteHarness,
+    testcase_class=MarionetteTestCase,
+    args=None,
+):
+    """
+    Call the harness to parse args and run tests.
+
+    The following exit codes are expected:
+    - Test failures: 10
+    - Harness/other failures: 1
+    - Success: 0
+    """
+    logger = mozlog.commandline.setup_logging("Marionette test runner", {})
+    try:
+        harness_instance = harness_class(
+            runner_class, parser_class, testcase_class, args=args
+        )
+        failed = harness_instance.run()
+        if failed > 0:
+            sys.exit(10)
+    except Exception as e:
+        logger.error(str(e), exc_info=True)
+        sys.exit(1)
+    sys.exit(0)
+
+
+if __name__ == "__main__":
+    cli()