feat: API for semantic views

tests/unit_tests/commands/semantic_layer/exceptions_test.py

@@ -0,0 +1,48 @@
+# 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 superset.commands.semantic_layer.exceptions import (
+    SemanticViewForbiddenError,
+    SemanticViewInvalidError,
+    SemanticViewNotFoundError,
+    SemanticViewUpdateFailedError,
+)
+
+
+def test_semantic_view_not_found_error() -> None:
+    """Test SemanticViewNotFoundError has correct status and message."""
+    error = SemanticViewNotFoundError()
+    assert error.status == 404
+    assert str(error.message) == "Semantic view does not exist"
+
+
+def test_semantic_view_forbidden_error() -> None:
+    """Test SemanticViewForbiddenError has correct message."""
+    error = SemanticViewForbiddenError()
+    assert str(error.message) == "Changing this semantic view is forbidden"
+
+
+def test_semantic_view_invalid_error() -> None:
+    """Test SemanticViewInvalidError has correct message."""
+    error = SemanticViewInvalidError()
+    assert str(error.message) == "Semantic view parameters are invalid."
+
+
+def test_semantic_view_update_failed_error() -> None:
+    """Test SemanticViewUpdateFailedError has correct message."""
+    error = SemanticViewUpdateFailedError()
+    assert str(error.message) == "Semantic view could not be updated."