reifydb-catalog 0.4.13

Database catalog and metadata management for ReifyDB
Documentation 
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// SPDX-License-Identifier: Apache-2.0
// Copyright (c) 2025 ReifyDB

use reifydb_core::{
	interface::catalog::{id::ViewId, view::View},
	internal,
};
use reifydb_transaction::transaction::Transaction;
use reifydb_type::error::Error;

use crate::{CatalogStore, Result};

impl CatalogStore {
	pub(crate) fn get_view(rx: &mut Transaction<'_>, view: ViewId) -> Result<View> {
		CatalogStore::find_view(rx, view)?.ok_or_else(|| {
			Error(Box::new(internal!(
				"View with ID {:?} not found in catalog. This indicates a critical catalog inconsistency.",
				view
			)))
		})
	}
}

#[cfg(test)]
pub mod tests {
	use reifydb_core::interface::catalog::id::{NamespaceId, ViewId};
	use reifydb_engine::test_harness::create_test_admin_transaction;
	use reifydb_transaction::transaction::Transaction;

	use crate::{
		CatalogStore,
		test_utils::{create_namespace, create_view, ensure_test_namespace},
	};

	#[test]
	fn test_ok() {
		let mut txn = create_test_admin_transaction();
		ensure_test_namespace(&mut txn);
		create_namespace(&mut txn, "namespace_one");
		create_namespace(&mut txn, "namespace_two");
		create_namespace(&mut txn, "namespace_three");

		create_view(&mut txn, "namespace_one", "view_one", &[]);
		create_view(&mut txn, "namespace_two", "view_two", &[]);
		create_view(&mut txn, "namespace_three", "view_three", &[]);

		let result = CatalogStore::get_view(&mut Transaction::Admin(&mut txn), ViewId(16386)).unwrap();

		assert_eq!(result.id(), ViewId(16386));
		assert_eq!(result.namespace(), NamespaceId(16387));
		assert_eq!(result.name(), "view_two");
	}

	#[test]
	fn test_not_found() {
		let mut txn = create_test_admin_transaction();
		ensure_test_namespace(&mut txn);
		create_namespace(&mut txn, "namespace_one");
		create_namespace(&mut txn, "namespace_two");
		create_namespace(&mut txn, "namespace_three");

		create_view(&mut txn, "namespace_one", "view_one", &[]);
		create_view(&mut txn, "namespace_two", "view_two", &[]);
		create_view(&mut txn, "namespace_three", "view_three", &[]);

		let err = CatalogStore::get_view(&mut Transaction::Admin(&mut txn), ViewId(42)).unwrap_err();

		assert_eq!(err.code, "INTERNAL_ERROR");
		assert!(err.message.contains("ViewId(42)"));
		assert!(err.message.contains("not found in catalog"));
	}
}