Add geometry object reframe tests

reframe_tests/tests/standard_tests.py

@@ -1,5 +1,6 @@
 from reframe_tests.tests.base_tests import GprMaxBaseTest
 from reframe_tests.tests.mixins import (
+    GeometryObjectMixin,
     GeometryOnlyMixin,
     GeometryViewMixin,
     ReceiverMixin,
@@ -17,3 +18,7 @@ class GprMaxSnapshotTest(SnapshotMixin, GprMaxBaseTest):
 
 class GprMaxGeometryViewTest(GeometryViewMixin, GeometryOnlyMixin, GprMaxBaseTest):
     pass
+
+
+class GprMaxGeometryObjectTest(GeometryObjectMixin, GeometryOnlyMixin, GprMaxBaseTest):
+    pass