[tests] Update uncertainty tests

Author: mpsonntag

test/test_property.py

@@ -14,7 +14,7 @@ def test_simple_attributes(self):
         p_name = "propertyName"
         p_origin = "from over there"
         p_unit = "pears"
-        p_uncertainty = "+-12"
+        p_uncertainty = "12"
         p_ref = "4 8 15 16 23"
         p_def = "an odml test property"
         p_dep = "yes"
@@ -40,8 +40,8 @@ def test_simple_attributes(self):
         self.assertEqual(prop.value_origin, "%s_edit" % p_origin)
         prop.unit = "%s_edit" % p_unit
         self.assertEqual(prop.unit, "%s_edit" % p_unit)
-        prop.uncertainty = "%s_edit" % p_uncertainty
-        self.assertEqual(prop.uncertainty, "%s_edit" % p_uncertainty)
+        prop.uncertainty = 13
+        self.assertEqual(prop.uncertainty, 13.0)
         prop.reference = "%s_edit" % p_ref
         self.assertEqual(prop.reference, "%s_edit" % p_ref)
         prop.definition = "%s_edit" % p_def

test/test_rdf_writer.py

@@ -159,7 +159,7 @@ def test_adding_other_entities_properties(self):
         p_unit = "u1"
         p_name = "p1"
         p_def = "p comment"
-        p_uncertainty = "un"
+        p_uncertainty = 13.0
         p_dtype = "string"
         p_value_origin = "value"
         p_ref = "p_ref"