Ct 1629/052 column quoting tests conversion (#6652)

* Test converted and reformatted for pytest.

* Ax old versions of 052 test

* Nix the 'os' import and black format

* Change names of models to be more PEP like

* cleanup code

Co-authored-by: Mila Page <[email protected]>

tests/functional/column_quoting/test_column_quotes.py

@@ -0,0 +1,100 @@
+import pytest
+
+from dbt.tests.util import run_dbt
+
+_MODELS__COLUMN_QUOTING_DEFAULT = """
+{% set col_a = '"col_A"' %}
+{% set col_b = '"col_B"' %}
+
+{{
+  config(
+    materialized = 'incremental',
+    unique_key = col_a,
+  )
+}}
+
+select
+  {{ col_a }},
+  {{ col_b }}
+from {{ref('seed')}}
+"""
+
+_MODELS__COLUMN_QUOTING_NO_QUOTING = """
+{% set col_a = '"col_a"' %}
+{% set col_b = '"col_b"' %}
+
+{{
+  config(
+    materialized = 'incremental',
+    unique_key = col_a,
+  )
+}}
+
+select
+  {{ col_a }},
+  {{ col_b }}
+from {{ref('seed')}}
+"""
+
+_SEEDS_BASIC_SEED = """col_A,col_B
+1,2
+3,4
+5,6
+"""
+
+
+class BaseColumnQuotingTest:
+    @pytest.fixture(scope="class")
+    def models(self):
+        return {"model.sql": _MODELS__COLUMN_QUOTING_DEFAULT}
+
+    @pytest.fixture(scope="class")
+    def seeds(self):
+        return {"seed.csv": _SEEDS_BASIC_SEED}
+
+    @pytest.fixture(scope="function")
+    def run_column_quotes(self, project):
+        def fixt():
+            results = run_dbt(["seed"])
+            assert len(results) == 1
+            results = run_dbt(["run"])
+            assert len(results) == 1
+            results = run_dbt(["run"])
+            assert len(results) == 1
+
+        return fixt
+
+
+class TestColumnQuotingDefault(BaseColumnQuotingTest):
+    def test_column_quotes(self, run_column_quotes):
+        run_column_quotes()
+
+
+class TestColumnQuotingEnabled(BaseColumnQuotingTest):
+    @pytest.fixture(scope="class")
+    def project_config_update(self):
+        return {
+            "seeds": {
+                "quote_columns": True,
+            },
+        }
+
+    def test_column_quotes(self, run_column_quotes):
+        run_column_quotes()
+
+
+class TestColumnQuotingDisabled(BaseColumnQuotingTest):
+    @pytest.fixture(scope="class")
+    def models(self):
+        return {"model.sql": _MODELS__COLUMN_QUOTING_NO_QUOTING}
+
+    @pytest.fixture(scope="class")
+    def project_config_update(self):
+        return {
+            "seeds": {
+                "quote_columns": False,
+            },
+        }
+
+    def test_column_quotes(self, run_column_quotes):
+        run_column_quotes()