Do not pass parameters as empty dictionary

Author: Ivan Ivanou

pytest_reportportal/service.py

@@ -475,7 +475,7 @@ def get_marker_value(item, keyword):
         return tags
 
     def _get_parameters(self, item):
-        return item.callspec.params if hasattr(item, 'callspec') else {}
+        return item.callspec.params if hasattr(item, 'callspec') else None
 
     @staticmethod
     def _get_item_name(test_item):

setup.py

@@ -8,7 +8,7 @@ def read_file(fname):
         return f.read()
 
 
-version = '5.0.1'
+version = '5.0.2'
 
 
 requirements = [

tests/test_service.py

@@ -2,6 +2,7 @@
 
 from six.moves import mock
 
+from delayed_assert import expect, assert_expectations
 import pytest
 
 
@@ -28,3 +29,17 @@ def __iter__(self):
     test_item.get_closest_marker = get_closest_marker
     markers = rp_service._get_item_markers(test_item)
     assert markers == [{'value': 'test_marker'}, {'value': 'ini_marker'}]
+
+
+def test_get_item_parameters(rp_service):
+    """Test that parameters are returned in a way supported by the client."""
+    test_item = mock.Mock()
+    test_item.callspec.params = {'param': 'param_value'}
+
+    expect(rp_service._get_parameters(test_item) == {'param': 'param_value'})
+
+    delattr(test_item, 'callspec')
+    expect(rp_service._get_parameters(test_item) is None)
+
+    assert_expectations()
+