Run rmtree in a different thread

tests/utils/test_asyncio.py

@@ -0,0 +1,42 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2015 GNS3 Technologies Inc.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+
+import asyncio
+import pytest
+
+from gns3server.utils.asyncio import wait_run_in_executor
+
+
+def test_wait_run_in_executor(loop):
+
+    def change_var(param):
+        return param
+
+    exec = wait_run_in_executor(change_var, "test")
+    result = loop.run_until_complete(asyncio.async(exec))
+    assert result == "test"
+
+
+def test_exception_wait_run_in_executor(loop):
+
+    def raise_exception():
+        raise Exception("test")
+
+    exec = wait_run_in_executor(raise_exception)
+    with pytest.raises(Exception):
+        result = loop.run_until_complete(asyncio.async(exec))