Test dbt-core#7537 (#602)

(cherry picked from commit d308c9b)

tests/functional/adapter/test_constraints.py

@@ -9,6 +9,7 @@
     BaseIncrementalConstraintsRuntimeDdlEnforcement,
     BaseIncrementalConstraintsRollback,
     BaseModelConstraintsRuntimeEnforcement,
+    BaseConstraintQuotedColumn,
 )
 
 
@@ -129,3 +130,23 @@ def expected_sql(self):
     ) as model_subq
 );
 """
+
+
+class TestSnowflakeConstraintQuotedColumn(BaseConstraintQuotedColumn):
+    @pytest.fixture(scope="class")
+    def expected_sql(self):
+        return """
+create or replace transient table <model_identifier> (
+    id integer not null,
+    "from" text not null,
+    date_day text
+) as (
+    select id, "from", date_day
+    from (
+        select
+          'blue' as "from",
+          1 as id,
+          '2019-01-01' as date_day
+    ) as model_subq
+);
+"""