mirror of https://github.com/apache/superset.git
478 lines
18 KiB
Python
478 lines
18 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
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# or more contributor license agreements. See the NOTICE file
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# distributed with this work for additional information
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# regarding copyright ownership. The ASF licenses this file
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# to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance
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# with the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing,
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# software distributed under the License is distributed on an
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# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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# KIND, either express or implied. See the License for the
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# specific language governing permissions and limitations
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# under the License.
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# pylint: disable=no-self-use, invalid-name, line-too-long
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from operator import itemgetter
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from typing import Any, List
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from unittest.mock import patch
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import pytest
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import yaml
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from superset import db, security_manager
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from superset.commands.exceptions import CommandInvalidError
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from superset.commands.importers.exceptions import IncorrectVersionError
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from superset.connectors.sqla.models import SqlaTable
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from superset.databases.commands.importers.v1 import ImportDatabasesCommand
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from superset.datasets.commands.exceptions import DatasetNotFoundError
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from superset.datasets.commands.export import ExportDatasetsCommand
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from superset.datasets.commands.importers import v0, v1
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from superset.models.core import Database
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from superset.utils.core import get_example_database
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from tests.base_tests import SupersetTestCase
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from tests.fixtures.energy_dashboard import load_energy_table_with_slice
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from tests.fixtures.importexport import (
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database_config,
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database_metadata_config,
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dataset_cli_export,
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dataset_config,
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dataset_metadata_config,
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dataset_ui_export,
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)
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from tests.fixtures.world_bank_dashboard import load_world_bank_dashboard_with_slices
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class TestExportDatasetsCommand(SupersetTestCase):
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@patch("superset.security.manager.g")
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@pytest.mark.usefixtures("load_energy_table_with_slice")
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def test_export_dataset_command(self, mock_g):
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mock_g.user = security_manager.find_user("admin")
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example_db = get_example_database()
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example_dataset = _get_table_from_list_by_name(
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"energy_usage", example_db.tables
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)
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command = ExportDatasetsCommand([example_dataset.id])
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contents = dict(command.run())
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assert list(contents.keys()) == [
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"metadata.yaml",
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"datasets/examples/energy_usage.yaml",
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"databases/examples.yaml",
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]
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metadata = yaml.safe_load(contents["datasets/examples/energy_usage.yaml"])
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# sort columns for deterministc comparison
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metadata["columns"] = sorted(metadata["columns"], key=itemgetter("column_name"))
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metadata["metrics"] = sorted(metadata["metrics"], key=itemgetter("metric_name"))
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# types are different depending on the backend
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type_map = {
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column.column_name: str(column.type) for column in example_dataset.columns
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}
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assert metadata == {
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"cache_timeout": None,
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"columns": [
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{
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"column_name": "source",
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"description": None,
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"expression": "",
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"filterable": True,
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"groupby": True,
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"is_active": True,
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"is_dttm": False,
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"python_date_format": None,
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"type": type_map["source"],
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"verbose_name": None,
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},
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{
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"column_name": "target",
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"description": None,
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"expression": "",
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"filterable": True,
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"groupby": True,
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"is_active": True,
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"is_dttm": False,
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"python_date_format": None,
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"type": type_map["target"],
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"verbose_name": None,
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},
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{
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"column_name": "value",
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"description": None,
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"expression": "",
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"filterable": True,
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"groupby": True,
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"is_active": True,
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"is_dttm": False,
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"python_date_format": None,
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"type": type_map["value"],
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"verbose_name": None,
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},
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],
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"database_uuid": str(example_db.uuid),
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"default_endpoint": None,
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"description": "Energy consumption",
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"extra": None,
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"fetch_values_predicate": None,
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"filter_select_enabled": False,
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"main_dttm_col": None,
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"metrics": [
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{
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"d3format": None,
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"description": None,
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"expression": "COUNT(*)",
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"extra": None,
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"metric_name": "count",
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"metric_type": "count",
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"verbose_name": "COUNT(*)",
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"warning_text": None,
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},
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{
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"d3format": None,
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"description": None,
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"expression": "SUM(value)",
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"extra": None,
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"metric_name": "sum__value",
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"metric_type": None,
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"verbose_name": None,
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"warning_text": None,
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},
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],
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"offset": 0,
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"params": None,
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"schema": None,
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"sql": None,
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"table_name": "energy_usage",
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"template_params": None,
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"uuid": str(example_dataset.uuid),
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"version": "1.0.0",
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}
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@patch("superset.security.manager.g")
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def test_export_dataset_command_no_access(self, mock_g):
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"""Test that users can't export datasets they don't have access to"""
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mock_g.user = security_manager.find_user("gamma")
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example_db = get_example_database()
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example_dataset = example_db.tables[0]
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command = ExportDatasetsCommand([example_dataset.id])
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contents = command.run()
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with self.assertRaises(DatasetNotFoundError):
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next(contents)
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@patch("superset.security.manager.g")
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def test_export_dataset_command_invalid_dataset(self, mock_g):
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"""Test that an error is raised when exporting an invalid dataset"""
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mock_g.user = security_manager.find_user("admin")
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command = ExportDatasetsCommand([-1])
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contents = command.run()
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with self.assertRaises(DatasetNotFoundError):
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next(contents)
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@patch("superset.security.manager.g")
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@pytest.mark.usefixtures("load_energy_table_with_slice")
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def test_export_dataset_command_key_order(self, mock_g):
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"""Test that they keys in the YAML have the same order as export_fields"""
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mock_g.user = security_manager.find_user("admin")
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example_db = get_example_database()
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example_dataset = _get_table_from_list_by_name(
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"energy_usage", example_db.tables
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)
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command = ExportDatasetsCommand([example_dataset.id])
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contents = dict(command.run())
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metadata = yaml.safe_load(contents["datasets/examples/energy_usage.yaml"])
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assert list(metadata.keys()) == [
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"table_name",
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"main_dttm_col",
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"description",
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"default_endpoint",
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"offset",
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"cache_timeout",
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"schema",
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"sql",
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"params",
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"template_params",
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"filter_select_enabled",
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"fetch_values_predicate",
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"extra",
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"uuid",
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"metrics",
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"columns",
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"version",
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"database_uuid",
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]
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class TestImportDatasetsCommand(SupersetTestCase):
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@pytest.mark.usefixtures("load_world_bank_dashboard_with_slices")
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def test_import_v0_dataset_cli_export(self):
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num_datasets = db.session.query(SqlaTable).count()
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contents = {
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"20201119_181105.yaml": yaml.safe_dump(dataset_cli_export),
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}
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command = v0.ImportDatasetsCommand(contents)
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command.run()
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new_num_datasets = db.session.query(SqlaTable).count()
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assert new_num_datasets == num_datasets + 1
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dataset = (
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db.session.query(SqlaTable).filter_by(table_name="birth_names_2").one()
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)
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assert (
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dataset.params
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== '{"remote_id": 3, "database_name": "examples", "import_time": 1604342885}'
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)
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assert len(dataset.metrics) == 2
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assert dataset.main_dttm_col == "ds"
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assert dataset.filter_select_enabled
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dataset.columns.sort(key=lambda obj: obj.column_name)
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expected_columns = [
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"num_california",
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"ds",
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"state",
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"gender",
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"name",
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"num_boys",
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"num_girls",
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"num",
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]
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expected_columns.sort()
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assert [col.column_name for col in dataset.columns] == expected_columns
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db.session.delete(dataset)
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db.session.commit()
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@pytest.mark.usefixtures("load_world_bank_dashboard_with_slices")
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def test_import_v0_dataset_ui_export(self):
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num_datasets = db.session.query(SqlaTable).count()
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contents = {
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"20201119_181105.yaml": yaml.safe_dump(dataset_ui_export),
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}
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command = v0.ImportDatasetsCommand(contents)
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command.run()
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new_num_datasets = db.session.query(SqlaTable).count()
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assert new_num_datasets == num_datasets + 1
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dataset = (
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db.session.query(SqlaTable).filter_by(table_name="birth_names_2").one()
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)
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assert (
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dataset.params
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== '{"remote_id": 3, "database_name": "examples", "import_time": 1604342885}'
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)
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assert len(dataset.metrics) == 2
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assert dataset.main_dttm_col == "ds"
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assert dataset.filter_select_enabled
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assert set(col.column_name for col in dataset.columns) == {
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"num_california",
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"ds",
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"state",
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"gender",
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"name",
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"num_boys",
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"num_girls",
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"num",
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}
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db.session.delete(dataset)
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db.session.commit()
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def test_import_v1_dataset(self):
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"""Test that we can import a dataset"""
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contents = {
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"metadata.yaml": yaml.safe_dump(dataset_metadata_config),
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"databases/imported_database.yaml": yaml.safe_dump(database_config),
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"datasets/imported_dataset.yaml": yaml.safe_dump(dataset_config),
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}
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command = v1.ImportDatasetsCommand(contents)
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command.run()
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dataset = (
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db.session.query(SqlaTable).filter_by(uuid=dataset_config["uuid"]).one()
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)
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assert dataset.table_name == "imported_dataset"
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assert dataset.main_dttm_col is None
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assert dataset.description == "This is a dataset that was exported"
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assert dataset.default_endpoint == ""
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assert dataset.offset == 66
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assert dataset.cache_timeout == 55
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assert dataset.schema == ""
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assert dataset.sql == ""
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assert dataset.params is None
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assert dataset.template_params is None
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assert dataset.filter_select_enabled
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assert dataset.fetch_values_predicate is None
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assert dataset.extra is None
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# database is also imported
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assert str(dataset.database.uuid) == "b8a1ccd3-779d-4ab7-8ad8-9ab119d7fe89"
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assert len(dataset.metrics) == 1
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metric = dataset.metrics[0]
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assert metric.metric_name == "count"
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assert metric.verbose_name == ""
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assert metric.metric_type is None
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assert metric.expression == "count(1)"
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assert metric.description is None
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assert metric.d3format is None
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assert metric.extra is None
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assert metric.warning_text is None
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assert len(dataset.columns) == 1
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column = dataset.columns[0]
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assert column.column_name == "cnt"
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assert column.verbose_name == "Count of something"
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assert not column.is_dttm
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assert column.is_active # imported columns are set to active
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assert column.type == "NUMBER"
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assert not column.groupby
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assert column.filterable
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assert column.expression == ""
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assert column.description is None
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assert column.python_date_format is None
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db.session.delete(dataset)
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db.session.delete(dataset.database)
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db.session.commit()
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def test_import_v1_dataset_multiple(self):
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"""Test that a dataset can be imported multiple times"""
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contents = {
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"metadata.yaml": yaml.safe_dump(dataset_metadata_config),
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"databases/imported_database.yaml": yaml.safe_dump(database_config),
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"datasets/imported_dataset.yaml": yaml.safe_dump(dataset_config),
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}
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command = v1.ImportDatasetsCommand(contents, overwrite=True)
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command.run()
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command.run()
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dataset = (
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db.session.query(SqlaTable).filter_by(uuid=dataset_config["uuid"]).one()
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)
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assert dataset.table_name == "imported_dataset"
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# test that columns and metrics sync, ie, old ones not the import
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# are removed
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new_config = dataset_config.copy()
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new_config["metrics"][0]["metric_name"] = "count2"
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new_config["columns"][0]["column_name"] = "cnt2"
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contents = {
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"metadata.yaml": yaml.safe_dump(dataset_metadata_config),
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"databases/imported_database.yaml": yaml.safe_dump(database_config),
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"datasets/imported_dataset.yaml": yaml.safe_dump(new_config),
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}
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command = v1.ImportDatasetsCommand(contents, overwrite=True)
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command.run()
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dataset = (
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db.session.query(SqlaTable).filter_by(uuid=dataset_config["uuid"]).one()
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)
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assert len(dataset.metrics) == 1
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assert dataset.metrics[0].metric_name == "count2"
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assert len(dataset.columns) == 1
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assert dataset.columns[0].column_name == "cnt2"
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db.session.delete(dataset)
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db.session.delete(dataset.database)
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db.session.commit()
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def test_import_v1_dataset_validation(self):
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"""Test different validations applied when importing a dataset"""
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# metadata.yaml must be present
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contents = {
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"datasets/imported_dataset.yaml": yaml.safe_dump(dataset_config),
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}
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command = v1.ImportDatasetsCommand(contents)
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with pytest.raises(IncorrectVersionError) as excinfo:
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command.run()
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assert str(excinfo.value) == "Missing metadata.yaml"
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# version should be 1.0.0
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contents["metadata.yaml"] = yaml.safe_dump(
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{
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"version": "2.0.0",
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"type": "SqlaTable",
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"timestamp": "2020-11-04T21:27:44.423819+00:00",
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}
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)
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command = v1.ImportDatasetsCommand(contents)
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with pytest.raises(IncorrectVersionError) as excinfo:
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command.run()
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assert str(excinfo.value) == "Must be equal to 1.0.0."
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# type should be SqlaTable
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contents["metadata.yaml"] = yaml.safe_dump(database_metadata_config)
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command = v1.ImportDatasetsCommand(contents)
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with pytest.raises(CommandInvalidError) as excinfo:
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command.run()
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assert str(excinfo.value) == "Error importing dataset"
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assert excinfo.value.normalized_messages() == {
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"metadata.yaml": {"type": ["Must be equal to SqlaTable."]}
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}
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# must also validate databases
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broken_config = database_config.copy()
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del broken_config["database_name"]
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contents["metadata.yaml"] = yaml.safe_dump(dataset_metadata_config)
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contents["databases/imported_database.yaml"] = yaml.safe_dump(broken_config)
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command = v1.ImportDatasetsCommand(contents)
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with pytest.raises(CommandInvalidError) as excinfo:
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command.run()
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assert str(excinfo.value) == "Error importing dataset"
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assert excinfo.value.normalized_messages() == {
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"databases/imported_database.yaml": {
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"database_name": ["Missing data for required field."],
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}
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}
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def test_import_v1_dataset_existing_database(self):
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"""Test that a dataset can be imported when the database already exists"""
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# first import database...
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contents = {
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"metadata.yaml": yaml.safe_dump(database_metadata_config),
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"databases/imported_database.yaml": yaml.safe_dump(database_config),
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}
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command = ImportDatabasesCommand(contents)
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command.run()
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database = (
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db.session.query(Database).filter_by(uuid=database_config["uuid"]).one()
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)
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assert len(database.tables) == 0
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# ...then dataset
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contents = {
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"metadata.yaml": yaml.safe_dump(dataset_metadata_config),
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"datasets/imported_dataset.yaml": yaml.safe_dump(dataset_config),
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"databases/imported_database.yaml": yaml.safe_dump(database_config),
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}
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command = v1.ImportDatasetsCommand(contents, overwrite=True)
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command.run()
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database = (
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db.session.query(Database).filter_by(uuid=database_config["uuid"]).one()
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)
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assert len(database.tables) == 1
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db.session.delete(database.tables[0])
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db.session.delete(database)
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db.session.commit()
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def _get_table_from_list_by_name(name: str, tables: List[Any]):
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for table in tables:
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if table.table_name == name:
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return table
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raise ValueError(f"Table {name} does not exists in database")
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