feat: add connector for Parseable (#32052)

tests/unit_tests/db_engine_specs/test_parseable.py

@@ -0,0 +1,77 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+from datetime import datetime
+from typing import Optional
+
+import pytest
+
+from tests.unit_tests.db_engine_specs.utils import assert_convert_dttm
+from tests.unit_tests.fixtures.common import dttm  # noqa: F401
+
+
+def test_epoch_to_dttm() -> None:
+    """
+    DB Eng Specs (parseable): Test epoch to dttm
+    """
+    from superset.db_engine_specs.parseable import ParseableEngineSpec
+
+    assert ParseableEngineSpec.epoch_to_dttm() == "to_timestamp({col})"
+
+
+def test_epoch_ms_to_dttm() -> None:
+    """
+    DB Eng Specs (parseable): Test epoch ms to dttm
+    """
+    from superset.db_engine_specs.parseable import ParseableEngineSpec
+
+    assert ParseableEngineSpec.epoch_ms_to_dttm() == "to_timestamp({col} / 1000)"
+
+
+def test_alter_new_orm_column() -> None:
+    """
+    DB Eng Specs (parseable): Test alter orm column
+    """
+    from superset.connectors.sqla.models import SqlaTable, TableColumn
+    from superset.db_engine_specs.parseable import ParseableEngineSpec
+    from superset.models.core import Database
+
+    database = Database(database_name="parseable", sqlalchemy_uri="parseable://db")
+    tbl = SqlaTable(table_name="tbl", database=database)
+    col = TableColumn(column_name="p_timestamp", type="TIMESTAMP", table=tbl)
+    ParseableEngineSpec.alter_new_orm_column(col)
+    assert col.python_date_format == "epoch_ms"
+    assert col.is_dttm is True
+
+
+@pytest.mark.parametrize(
+    "target_type,expected_result",
+    [
+        ("TIMESTAMP", "'2019-01-02T03:04:05.000'"),
+        ("UnknownType", None),
+    ],
+)
+def test_convert_dttm(
+    target_type: str,
+    expected_result: Optional[str],
+    dttm: datetime,  # noqa: F811
+) -> None:
+    """
+    DB Eng Specs (parseable): Test conversion to date time
+    """
+    from superset.db_engine_specs.parseable import ParseableEngineSpec
+
+    assert_convert_dttm(ParseableEngineSpec, target_type, expected_result, dttm)