Initial code to use dbt.tests.adapter in Redshift (#81)

CHANGELOG.md

@@ -1,3 +1,8 @@
+## dbt-redshift 1.1.0 (TBD)
+
+### Under the hood
+- Use dbt.tests.adapter.basic in test suite ([#78](https://github.com/dbt-labs/dbt-redshift/issues/78), [#81](https://github.com/dbt-labs/dbt-redshift/pull/81))
+
 ## dbt-redshift 1.1.0b1 (March 23, 2022)
 
 ### Fixes

dev_requirements.txt

@@ -1,6 +1,7 @@
 # install latest changes in dbt-core + dbt-postgres
 # TODO: how to switch from HEAD to x.y.latest branches after minor releases?
 git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-core&subdirectory=core
+git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-tests-adapter&subdirectory=tests/adapter
 git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-postgres&subdirectory=plugins/postgres
 
 bumpversion
@@ -18,4 +19,4 @@ pytest-xdist
 pytz
 tox>=3.13
 twine
-wheel
+wheel

pytest.ini

@@ -0,0 +1,10 @@
+[pytest]
+filterwarnings =
+    ignore:.*'soft_unicode' has been renamed to 'soft_str'*:DeprecationWarning
+    ignore:unclosed file .*:ResourceWarning
+env_files =
+    test.env
+testpaths =
+    tests/unit
+    tests/integration
+    tests/functional

tests/conftest.py

@@ -0,0 +1,22 @@
+import pytest
+import os
+
+# Import the fuctional fixtures as a plugin
+# Note: fixtures with session scope need to be local
+
+pytest_plugins = ["dbt.tests.fixtures.project"]
+
+# The profile dictionary, used to write out profiles.yml
+@pytest.fixture(scope="class")
+def dbt_profile_target():
+    return {
+        'type': 'redshift',
+        'threads': 1,
+        'host': os.getenv('REDSHIFT_TEST_HOST'),
+        'port': int(os.getenv('REDSHIFT_TEST_PORT')),
+        'user': os.getenv('REDSHIFT_TEST_USER'),
+        'pass': os.getenv('REDSHIFT_TEST_PASS'),
+        'dbname': os.getenv('REDSHIFT_TEST_DBNAME'),
+    }
+
+

tests/functional/adapter/test_basic.py

@@ -0,0 +1,79 @@
+import pytest
+
+from dbt.tests.adapter.basic.test_base import BaseSimpleMaterializations
+from dbt.tests.adapter.basic.test_singular_tests import BaseSingularTests
+from dbt.tests.adapter.basic.test_singular_tests_ephemeral import (
+    BaseSingularTestsEphemeral,
+)
+from dbt.tests.adapter.basic.test_empty import BaseEmpty
+from dbt.tests.adapter.basic.test_ephemeral import BaseEphemeral
+from dbt.tests.adapter.basic.test_incremental import BaseIncremental
+from dbt.tests.adapter.basic.test_generic_tests import BaseGenericTests
+from dbt.tests.adapter.basic.test_snapshot_check_cols import BaseSnapshotCheckCols
+from dbt.tests.adapter.basic.test_snapshot_timestamp import BaseSnapshotTimestamp
+
+from dbt.tests.adapter.basic.files import seeds_base_csv, seeds_added_csv, seeds_newcolumns_csv
+
+# set the datatype of the name column in the 'added' seed so it
+# can hold the '_update' that's added
+schema_seed_added_yml = """
+version: 2
+seeds:
+  - name: added
+    config:
+      column_types:
+        name: varchar(64)
+"""
+
+
+class TestSimpleMaterializationsRedshift(BaseSimpleMaterializations):
+    pass
+
+
+class TestSingularTestsRedshift(BaseSingularTests):
+    pass
+
+
+class TestSingularTestsEphemeralRedshift(BaseSingularTestsEphemeral):
+    pass
+
+
+class TestEmptyRedshift(BaseEmpty):
+    pass
+
+
+class TestEphemeralRedshift(BaseEphemeral):
+    pass
+
+
+class TestIncrementalRedshift(BaseIncremental):
+    pass
+
+
+class TestGenericTestsRedshift(BaseGenericTests):
+    pass
+
+
+class TestSnapshotCheckColsRedshift(BaseSnapshotCheckCols):
+    # Redshift defines the 'name' column such that it's not big enough
+    # to hold the '_update' added in the test.
+    @pytest.fixture(scope="class")
+    def models(self):
+        return {
+            "base.csv": seeds_base_csv,
+            "added.csv": seeds_added_csv,
+            "seeds.yml": schema_seed_added_yml,
+        }
+
+
+class TestSnapshotTimestampRedshift(BaseSnapshotTimestamp):
+    # Redshift defines the 'name' column such that it's not big enough
+    # to hold the '_update' added in the test.
+    @pytest.fixture(scope="class")
+    def models(self):
+        return {
+            "base.csv": seeds_base_csv,
+            "added.csv": seeds_added_csv,
+            "newcolumns.csv": seeds_newcolumns_csv,
+            "seeds.yml": schema_seed_added_yml,
+        }

tox.ini

@@ -26,13 +26,7 @@ skip_install = true
 passenv = DBT_* REDSHIFT_TEST_* PYTEST_ADDOPTS
 commands =
   redshift: {envpython} -m pytest {posargs} -m profile_redshift tests/integration
+  redshift: {envpython} -m pytest {posargs} tests/functional
 deps =
   -rdev_requirements.txt
   -e.
-
-[pytest]
-env_files =
-    test.env
-testpaths =
-    tests/unit
-    tests/integration