[CT-1630] Convert Column_types tests

test/integration/056_column_type_tests/macros/test_is_type.sql → tests/adapter/dbt/tests/adapter/column_types/fixtures.py

@@ -1,4 +1,13 @@
+# macros
+macro_test_alter_column_type = """
+-- Macro to alter a column type
+{% macro test_alter_column_type(model_name, column_name, new_column_type) %}
+  {% set relation = ref(model_name) %}
+  {{ alter_column_type(relation, column_name, new_column_type) }}
+{% endmacro %}
+"""
 
+macro_test_is_type_sql = """
 {% macro simple_type_check_column(column, check) %}
     {% if check == 'string' %}
         {{ return(column.is_string()) }}
@@ -70,3 +79,35 @@
     {% endfor %}
       select * from (select 1 limit 0) as nothing
 {% endtest %}
+"""
+
+# models/schema
+
+model_sql = """
+select
+    1::smallint as smallint_col,
+    2::integer as int_col,
+    3::bigint as bigint_col,
+    4.0::real as real_col,
+    5.0::double precision as double_col,
+    6.0::numeric as numeric_col,
+    '7'::text as text_col,
+    '8'::varchar(20) as varchar_col
+"""
+
+schema_yml = """
+version: 2
+models:
+  - name: model
+    tests:
+      - is_type:
+          column_map:
+            smallint_col: ['integer', 'number']
+            int_col: ['integer', 'number']
+            bigint_col: ['integer', 'number']
+            real_col: ['float', 'number']
+            double_col: ['float', 'number']
+            numeric_col: ['numeric', 'number']
+            text_col: ['string', 'not number']
+            varchar_col: ['string', 'not number']
+"""

tests/adapter/dbt/tests/adapter/column_types/test_column_types.py

@@ -0,0 +1,24 @@
+import pytest
+from dbt.tests.util import run_dbt
+from dbt.tests.adapter.column_types.fixtures import macro_test_is_type_sql, model_sql, schema_yml
+
+
+class BaseColumnTypes:
+    @pytest.fixture(scope="class")
+    def macros(self):
+        return {"test_is_type.sql": macro_test_is_type_sql}
+
+    def run_and_test(self):
+        results = run_dbt(["run"])
+        assert len(results) == 1
+        results = run_dbt(["test"])
+        assert len(results) == 1
+
+
+class TestPostgresColumnTypes(BaseColumnTypes):
+    @pytest.fixture(scope="class")
+    def models(self):
+        return {"model.sql": model_sql, "schema.yml": schema_yml}
+
+    def test_run_and_test(self, project):
+        self.run_and_test()