FIX: Don't use name "1" for test property

unittests/json-schema-models/datamodel_atomic_properties.schema.json

@@ -6,9 +6,9 @@
         "properties": {
             "title": { "type": "string", "description": "full dataset title" },
             "campaign": { "type": "string", "description": "FIXME" },
-            "1": { "type": "number", "description": "Some float property" }
+            "number_prop": { "type": "number", "description": "Some float property" }
         },
-        "required": [ "title", "1" ]
+        "required": [ "title", "number_prop" ]
     },
     {
         "title": "Dataset2",

unittests/test_json_schema_model_parser.py

@@ -85,7 +85,7 @@ def test_datamodel_with_atomic_properties():
 
     assert rt1.get_property("title") is not None
     assert rt1.get_property("campaign") is not None
-    assert rt1.get_property("1") is not None
+    assert rt1.get_property("number_prop") is not None
 
     title_prop = rt1.get_property("title")
     assert title_prop.datatype == db.TEXT
@@ -95,7 +95,7 @@ def test_datamodel_with_atomic_properties():
     assert campaign_prop.datatype == db.TEXT
     assert rt1.get_importance(campaign_prop.name) == db.RECOMMENDED
 
-    float_prop = rt1.get_property("1")
+    float_prop = rt1.get_property("number_prop")
     assert float_prop.datatype == db.DOUBLE
     assert rt1.get_importance(float_prop.name) == db.OBLIGATORY