Files
superset2/tests/unit_tests/semantic_layers/api_test.py
2026-05-05 09:05:08 -04:00

913 lines
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Python

# 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.
import uuid as uuid_lib
from typing import Any
from unittest.mock import MagicMock
import pytest
from pytest_mock import MockerFixture
from superset.commands.semantic_layer.exceptions import (
SemanticLayerCreateFailedError,
SemanticLayerDeleteFailedError,
SemanticLayerInvalidError,
SemanticLayerNotFoundError,
SemanticLayerUpdateFailedError,
SemanticViewForbiddenError,
SemanticViewInvalidError,
SemanticViewNotFoundError,
SemanticViewUpdateFailedError,
)
SEMANTIC_LAYERS_APP = pytest.mark.parametrize(
"app",
[{"FEATURE_FLAGS": {"SEMANTIC_LAYERS": True}}],
indirect=True,
)
@SEMANTIC_LAYERS_APP
def test_put_semantic_view(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test successful PUT updates a semantic view."""
changed_model = MagicMock()
changed_model.id = 1
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.return_value = changed_model
payload = {"description": "Updated description", "cache_timeout": 300}
response = client.put(
"/api/v1/semantic_view/1",
json=payload,
)
assert response.status_code == 200
assert response.json["id"] == 1
assert response.json["result"] == payload
mock_command.assert_called_once_with("1", payload)
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_not_found(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT returns 404 when semantic view does not exist."""
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.side_effect = SemanticViewNotFoundError()
response = client.put(
"/api/v1/semantic_view/999",
json={"description": "Updated"},
)
assert response.status_code == 404
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_forbidden(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT returns 403 when user lacks ownership."""
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.side_effect = SemanticViewForbiddenError()
response = client.put(
"/api/v1/semantic_view/1",
json={"description": "Updated"},
)
assert response.status_code == 403
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_invalid(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT returns 422 when validation fails."""
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.side_effect = SemanticViewInvalidError()
response = client.put(
"/api/v1/semantic_view/1",
json={"description": "Updated"},
)
assert response.status_code == 422
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_update_failed(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT returns 422 when the update operation fails."""
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.side_effect = SemanticViewUpdateFailedError()
response = client.put(
"/api/v1/semantic_view/1",
json={"description": "Updated"},
)
assert response.status_code == 422
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_bad_request(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT returns 400 when the request payload has invalid fields."""
# Marshmallow raises ValidationError for unknown fields
mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
response = client.put(
"/api/v1/semantic_view/1",
json={"invalid_field": "value"},
)
assert response.status_code == 400
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_description_only(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT with only description field."""
changed_model = MagicMock()
changed_model.id = 1
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.return_value = changed_model
payload = {"description": "New description"}
response = client.put(
"/api/v1/semantic_view/1",
json=payload,
)
assert response.status_code == 200
assert response.json["result"] == payload
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_cache_timeout_only(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT with only cache_timeout field."""
changed_model = MagicMock()
changed_model.id = 2
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.return_value = changed_model
payload = {"cache_timeout": 600}
response = client.put(
"/api/v1/semantic_view/2",
json=payload,
)
assert response.status_code == 200
assert response.json["id"] == 2
assert response.json["result"] == payload
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_null_values(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT with null values for both fields."""
changed_model = MagicMock()
changed_model.id = 1
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.return_value = changed_model
payload = {"description": None, "cache_timeout": None}
response = client.put(
"/api/v1/semantic_view/1",
json=payload,
)
assert response.status_code == 200
assert response.json["result"] == payload
@SEMANTIC_LAYERS_APP
def test_put_semantic_view_empty_payload(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT with empty payload."""
changed_model = MagicMock()
changed_model.id = 1
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticViewCommand",
)
mock_command.return_value.run.return_value = changed_model
response = client.put(
"/api/v1/semantic_view/1",
json={},
)
assert response.status_code == 200
# =============================================================================
# SemanticLayerRestApi tests
# =============================================================================
@SEMANTIC_LAYERS_APP
def test_get_types(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test GET /types returns registered semantic layer types."""
mock_cls = MagicMock()
mock_cls.name = "Snowflake Semantic Layer"
mock_cls.description = "Connect to Snowflake."
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{"snowflake": mock_cls},
clear=True,
)
response = client.get("/api/v1/semantic_layer/types")
assert response.status_code == 200
result = response.json["result"]
assert len(result) == 1
assert result[0] == {
"id": "snowflake",
"name": "Snowflake Semantic Layer",
"description": "Connect to Snowflake.",
}
@SEMANTIC_LAYERS_APP
def test_get_types_empty(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test GET /types returns empty list when no types registered."""
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{},
clear=True,
)
response = client.get("/api/v1/semantic_layer/types")
assert response.status_code == 200
assert response.json["result"] == []
@SEMANTIC_LAYERS_APP
def test_configuration_schema(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /schema/configuration returns schema without partial config."""
mock_cls = MagicMock()
mock_cls.get_configuration_schema.return_value = {"type": "object"}
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{"snowflake": mock_cls},
clear=True,
)
response = client.post(
"/api/v1/semantic_layer/schema/configuration",
json={"type": "snowflake"},
)
assert response.status_code == 200
assert response.json["result"] == {"type": "object"}
mock_cls.get_configuration_schema.assert_called_once_with(None)
@SEMANTIC_LAYERS_APP
def test_configuration_schema_with_partial_config(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /schema/configuration enriches schema with partial config."""
mock_instance = MagicMock()
mock_instance.configuration = {"account": "test"}
mock_cls = MagicMock()
mock_cls.from_configuration.return_value = mock_instance
mock_cls.get_configuration_schema.return_value = {
"type": "object",
"properties": {"database": {"enum": ["db1", "db2"]}},
}
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{"snowflake": mock_cls},
clear=True,
)
response = client.post(
"/api/v1/semantic_layer/schema/configuration",
json={"type": "snowflake", "configuration": {"account": "test"}},
)
assert response.status_code == 200
mock_cls.get_configuration_schema.assert_called_once_with({"account": "test"})
@SEMANTIC_LAYERS_APP
def test_configuration_schema_with_invalid_partial_config(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test /schema/configuration returns schema when partial config fails."""
mock_cls = MagicMock()
mock_cls.from_configuration.side_effect = ValueError("bad config")
mock_cls.get_configuration_schema.return_value = {"type": "object"}
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{"snowflake": mock_cls},
clear=True,
)
response = client.post(
"/api/v1/semantic_layer/schema/configuration",
json={"type": "snowflake", "configuration": {"bad": "data"}},
)
assert response.status_code == 200
mock_cls.get_configuration_schema.assert_called_once_with(None)
@SEMANTIC_LAYERS_APP
def test_configuration_schema_unknown_type(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /schema/configuration returns 400 for unknown type."""
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{},
clear=True,
)
response = client.post(
"/api/v1/semantic_layer/schema/configuration",
json={"type": "nonexistent"},
)
assert response.status_code == 400
@SEMANTIC_LAYERS_APP
def test_runtime_schema(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /<uuid>/schema/runtime returns runtime schema."""
test_uuid = str(uuid_lib.uuid4())
mock_layer = MagicMock()
mock_layer.type = "snowflake"
mock_layer.implementation.configuration = {"account": "test"}
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_by_uuid.return_value = mock_layer
mock_cls = MagicMock()
mock_cls.get_runtime_schema.return_value = {"type": "object"}
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{"snowflake": mock_cls},
clear=True,
)
response = client.post(
f"/api/v1/semantic_layer/{test_uuid}/schema/runtime",
json={"runtime_data": {"database": "mydb"}},
)
assert response.status_code == 200
assert response.json["result"] == {"type": "object"}
mock_cls.get_runtime_schema.assert_called_once_with(
{"account": "test"}, {"database": "mydb"}
)
@SEMANTIC_LAYERS_APP
def test_runtime_schema_no_body(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /<uuid>/schema/runtime works without a request body."""
test_uuid = str(uuid_lib.uuid4())
mock_layer = MagicMock()
mock_layer.type = "snowflake"
mock_layer.implementation.configuration = {"account": "test"}
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_by_uuid.return_value = mock_layer
mock_cls = MagicMock()
mock_cls.get_runtime_schema.return_value = {"type": "object"}
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{"snowflake": mock_cls},
clear=True,
)
response = client.post(
f"/api/v1/semantic_layer/{test_uuid}/schema/runtime",
)
assert response.status_code == 200
mock_cls.get_runtime_schema.assert_called_once_with({"account": "test"}, None)
@SEMANTIC_LAYERS_APP
def test_runtime_schema_not_found(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /<uuid>/schema/runtime returns 404 when layer not found."""
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_by_uuid.return_value = None
response = client.post(
f"/api/v1/semantic_layer/{uuid_lib.uuid4()}/schema/runtime",
)
assert response.status_code == 404
@SEMANTIC_LAYERS_APP
def test_runtime_schema_unknown_type(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /<uuid>/schema/runtime returns 400 for unknown type."""
test_uuid = str(uuid_lib.uuid4())
mock_layer = MagicMock()
mock_layer.type = "unknown_type"
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_by_uuid.return_value = mock_layer
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{},
clear=True,
)
response = client.post(
f"/api/v1/semantic_layer/{test_uuid}/schema/runtime",
)
assert response.status_code == 400
assert "Unknown type" in response.json["message"]
@SEMANTIC_LAYERS_APP
def test_runtime_schema_exception(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST /<uuid>/schema/runtime returns 400 when schema raises."""
test_uuid = str(uuid_lib.uuid4())
mock_layer = MagicMock()
mock_layer.type = "snowflake"
mock_layer.implementation.configuration = {"account": "test"}
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_by_uuid.return_value = mock_layer
mock_cls = MagicMock()
mock_cls.get_runtime_schema.side_effect = ValueError("Bad config")
mocker.patch.dict(
"superset.semantic_layers.api.registry",
{"snowflake": mock_cls},
clear=True,
)
response = client.post(
f"/api/v1/semantic_layer/{test_uuid}/schema/runtime",
)
assert response.status_code == 400
assert "Bad config" in response.json["message"]
@SEMANTIC_LAYERS_APP
def test_post_semantic_layer(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST / creates a semantic layer."""
test_uuid = uuid_lib.uuid4()
new_model = MagicMock()
new_model.uuid = test_uuid
mock_command = mocker.patch(
"superset.semantic_layers.api.CreateSemanticLayerCommand",
)
mock_command.return_value.run.return_value = new_model
payload = {
"name": "My Layer",
"type": "snowflake",
"configuration": {"account": "test"},
}
response = client.post("/api/v1/semantic_layer/", json=payload)
assert response.status_code == 201
assert response.json["result"]["uuid"] == str(test_uuid)
mock_command.assert_called_once_with(payload)
@SEMANTIC_LAYERS_APP
def test_post_semantic_layer_invalid(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST / returns 422 when validation fails."""
mock_command = mocker.patch(
"superset.semantic_layers.api.CreateSemanticLayerCommand",
)
mock_command.return_value.run.side_effect = SemanticLayerInvalidError(
"Unknown type: bad"
)
payload = {
"name": "My Layer",
"type": "bad",
"configuration": {},
}
response = client.post("/api/v1/semantic_layer/", json=payload)
assert response.status_code == 422
@SEMANTIC_LAYERS_APP
def test_post_semantic_layer_create_failed(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST / returns 422 when creation fails."""
mock_command = mocker.patch(
"superset.semantic_layers.api.CreateSemanticLayerCommand",
)
mock_command.return_value.run.side_effect = SemanticLayerCreateFailedError()
payload = {
"name": "My Layer",
"type": "snowflake",
"configuration": {"account": "test"},
}
response = client.post("/api/v1/semantic_layer/", json=payload)
assert response.status_code == 422
@SEMANTIC_LAYERS_APP
def test_post_semantic_layer_missing_required_fields(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test POST / returns 400 when required fields are missing."""
mocker.patch(
"superset.semantic_layers.api.CreateSemanticLayerCommand",
)
response = client.post(
"/api/v1/semantic_layer/",
json={"name": "Only name"},
)
assert response.status_code == 400
@SEMANTIC_LAYERS_APP
def test_put_semantic_layer(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT /<uuid> updates a semantic layer."""
test_uuid = uuid_lib.uuid4()
changed_model = MagicMock()
changed_model.uuid = test_uuid
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticLayerCommand",
)
mock_command.return_value.run.return_value = changed_model
payload = {"name": "Updated Name"}
response = client.put(
f"/api/v1/semantic_layer/{test_uuid}",
json=payload,
)
assert response.status_code == 200
assert response.json["result"]["uuid"] == str(test_uuid)
mock_command.assert_called_once_with(str(test_uuid), payload)
@SEMANTIC_LAYERS_APP
def test_put_semantic_layer_not_found(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT /<uuid> returns 404 when layer not found."""
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticLayerCommand",
)
mock_command.return_value.run.side_effect = SemanticLayerNotFoundError()
response = client.put(
f"/api/v1/semantic_layer/{uuid_lib.uuid4()}",
json={"name": "New"},
)
assert response.status_code == 404
@SEMANTIC_LAYERS_APP
def test_put_semantic_layer_invalid(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT /<uuid> returns 422 when validation fails."""
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticLayerCommand",
)
mock_command.return_value.run.side_effect = SemanticLayerInvalidError(
"Name already exists"
)
response = client.put(
f"/api/v1/semantic_layer/{uuid_lib.uuid4()}",
json={"name": "Duplicate"},
)
assert response.status_code == 422
@SEMANTIC_LAYERS_APP
def test_put_semantic_layer_update_failed(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test PUT /<uuid> returns 422 when update fails."""
mock_command = mocker.patch(
"superset.semantic_layers.api.UpdateSemanticLayerCommand",
)
mock_command.return_value.run.side_effect = SemanticLayerUpdateFailedError()
response = client.put(
f"/api/v1/semantic_layer/{uuid_lib.uuid4()}",
json={"name": "Test"},
)
assert response.status_code == 422
@SEMANTIC_LAYERS_APP
def test_put_semantic_layer_validation_error(
client: Any,
full_api_access: None,
) -> None:
"""Test PUT /<uuid> returns 400 when payload fails schema validation."""
response = client.put(
f"/api/v1/semantic_layer/{uuid_lib.uuid4()}",
json={"cache_timeout": "not_a_number"},
)
assert response.status_code == 400
@SEMANTIC_LAYERS_APP
def test_delete_semantic_layer(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test DELETE /<uuid> deletes a semantic layer."""
test_uuid = str(uuid_lib.uuid4())
mock_command = mocker.patch(
"superset.semantic_layers.api.DeleteSemanticLayerCommand",
)
mock_command.return_value.run.return_value = None
response = client.delete(f"/api/v1/semantic_layer/{test_uuid}")
assert response.status_code == 200
mock_command.assert_called_once_with(test_uuid)
@SEMANTIC_LAYERS_APP
def test_delete_semantic_layer_not_found(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test DELETE /<uuid> returns 404 when layer not found."""
mock_command = mocker.patch(
"superset.semantic_layers.api.DeleteSemanticLayerCommand",
)
mock_command.return_value.run.side_effect = SemanticLayerNotFoundError()
response = client.delete(f"/api/v1/semantic_layer/{uuid_lib.uuid4()}")
assert response.status_code == 404
@SEMANTIC_LAYERS_APP
def test_delete_semantic_layer_failed(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test DELETE /<uuid> returns 422 when deletion fails."""
mock_command = mocker.patch(
"superset.semantic_layers.api.DeleteSemanticLayerCommand",
)
mock_command.return_value.run.side_effect = SemanticLayerDeleteFailedError()
response = client.delete(f"/api/v1/semantic_layer/{uuid_lib.uuid4()}")
assert response.status_code == 422
@SEMANTIC_LAYERS_APP
def test_get_list_semantic_layers(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test GET / returns list of semantic layers."""
layer1 = MagicMock()
layer1.uuid = uuid_lib.uuid4()
layer1.name = "Layer 1"
layer1.description = "First"
layer1.type = "snowflake"
layer1.cache_timeout = None
layer2 = MagicMock()
layer2.uuid = uuid_lib.uuid4()
layer2.name = "Layer 2"
layer2.description = None
layer2.type = "snowflake"
layer2.cache_timeout = 300
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_all.return_value = [layer1, layer2]
response = client.get("/api/v1/semantic_layer/")
assert response.status_code == 200
result = response.json["result"]
assert len(result) == 2
assert result[0]["name"] == "Layer 1"
assert result[1]["name"] == "Layer 2"
assert result[1]["cache_timeout"] == 300
@SEMANTIC_LAYERS_APP
def test_get_list_semantic_layers_empty(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test GET / returns empty list when no layers exist."""
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_all.return_value = []
response = client.get("/api/v1/semantic_layer/")
assert response.status_code == 200
assert response.json["result"] == []
@SEMANTIC_LAYERS_APP
def test_get_semantic_layer(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test GET /<uuid> returns a single semantic layer."""
test_uuid = uuid_lib.uuid4()
layer = MagicMock()
layer.uuid = test_uuid
layer.name = "My Layer"
layer.description = "A layer"
layer.type = "snowflake"
layer.cache_timeout = 600
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_by_uuid.return_value = layer
response = client.get(f"/api/v1/semantic_layer/{test_uuid}")
assert response.status_code == 200
result = response.json["result"]
assert result["uuid"] == str(test_uuid)
assert result["name"] == "My Layer"
assert result["type"] == "snowflake"
assert result["cache_timeout"] == 600
@SEMANTIC_LAYERS_APP
def test_get_semantic_layer_not_found(
client: Any,
full_api_access: None,
mocker: MockerFixture,
) -> None:
"""Test GET /<uuid> returns 404 when layer not found."""
mock_dao = mocker.patch("superset.semantic_layers.api.SemanticLayerDAO")
mock_dao.find_by_uuid.return_value = None
response = client.get(f"/api/v1/semantic_layer/{uuid_lib.uuid4()}")
assert response.status_code == 404