Add unit test crate for stylo

1 files changed, 21 insertions, 1 deletions

diff --git a/python/servo/testing_commands.py b/python/servo/testing_commands.py
index 97bf8635190..7e146afc055 100644
--- a/python/servo/testing_commands.py
+++ b/python/servo/testing_commands.py
@@ -25,7 +25,7 @@ from mach.decorators import (
     Command,
 )
 
-from servo.command_base import CommandBase, call, check_call, host_triple
+from servo.command_base import CommandBase, call, cd, check_call, host_triple
 from wptrunner import wptcommandline
 from update import updatecommandline
 from servo_tidy import tidy
@@ -232,6 +232,26 @@ class MachCommands(CommandBase):
         if result != 0:
             return result
 
+    @Command('test-stylo',
+             description='Run stylo unit tests',
+             category='testing')
+    def test_unit(self, test_name=None, package=None):
+        if test_name is None:
+            test_name = []
+
+        self.set_use_stable_rust()
+        self.ensure_bootstrapped()
+
+        env = self.build_env()
+        env["RUST_BACKTRACE"] = "1"
+        env["CARGO_TARGET_DIR"] = path.join(self.context.topdir, "target", "geckolib").encode("UTF-8")
+
+        with cd(path.join("ports", "geckolib")):
+            result = call(["cargo", "test", "-p", "stylo_tests"], env=env)
+
+        if result != 0:
+            return result
+
     @Command('test-compiletest',
              description='Run compiletests',
              category='testing')