Fix ref_cte_name

Author: psousa50

integration-tests/tests/unit/model_b_references_a.sql

@@ -14,15 +14,3 @@
     select 1 as a, 'b' as b
   {% endcall %}
 {% endcall %}
- 
-UNION ALL
-
-{% call test_condition_on_model_query('model_b_references_a', "should ", {}, 
-                                       assert_should_contain, dbt_unit_testing.quote_identifier("model_a")) %}
-  {% call dbt_unit_testing.mock_ref ('model_a') %}
-    select 1 as id
-  {% endcall %}
-  {% call dbt_unit_testing.expect() %}
-    select 1 as id
-  {% endcall %}
-{% endcall %}

macros/sql_builders.sql

@@ -42,7 +42,7 @@
   {% if node.package_name != model.package_name %}
     {% set parts = [node.package_name] + parts %}
   {% endif %}
-  {% if node.version is not none %}
+  {% if dbt_unit_testing.has_value(node.version)%}
     {% set parts = parts + [node.version] %}
   {% endif %}
   {{ return (dbt_unit_testing.quote_identifier(parts | join("__"))) }}
@@ -81,7 +81,7 @@
     {%- if node.resource_type == "source" %}
       {% set name = node.identifier %}
     {%- elif node.resource_type == "snapshot" %}
-      {%- if node.config.alias is not none %}
+      {%- if dbt_unit_testing.has_value(node.config.alias) %}
         {% set name = node.config.alias %}
       {%- else %}
         {% set name = node.name %}

macros/utils.sql

@@ -66,24 +66,28 @@
   {{ return (graph.nodes[node_id] if node_id in graph.nodes else graph.sources[node_id]) }}
 {% endmacro %}
 
+{% macro has_value(v) %}
+  {{ return (v is defined and v is not none) }}
+{% endmacro %}
+
 {% macro model_node (node) %}
   {% set graph_nodes = graph.nodes.values() | 
     selectattr('resource_type', 'in', ['model', 'snapshot', 'seed']) | 
     selectattr('package_name', 'equalto', node.package_name) | 
     selectattr('name', 'equalto', node.name) | 
     list %}
   {% if graph_nodes | length > 0 %}
-    {% if node.version is defined and node.version is not none %}
+    {% if dbt_unit_testing.has_value(node.version) %}
       {% set graph_nodes = graph_nodes | selectattr('version', 'equalto', node.version) | list %}
     {% else %}
       {% set latest_version = graph_nodes[0].latest_version %}
-      {% if latest_version is defined and latest_version is not none %}
+      {% if dbt_unit_testing.has_value(latest_version) %}
         {% set graph_nodes = graph_nodes | selectattr('version', 'equalto', latest_version) | list %}
       {% endif %}
     {% endif %}
   {% endif %}
   {% if graph_nodes | length == 0 %}
-    {% set node_version = '_v' ~ node.version if node.version is defined and node.version is not none else '' %}
+    {% set node_version = '_v' ~ node.version if dbt_unit_testing.has_value(node.version) else '' %}
     {{ dbt_unit_testing.raise_error("Node " ~ node.package_name ~ "." ~ node.name ~ node_version ~ " not found.") }}
   {% endif %}
   {% set graph_node = graph_nodes[0] %}