riot-web/test/utils/StorageAccess-test.ts

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/*
Copyright 2024 The Matrix.org Foundation C.I.C.
Licensed 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 "core-js/stable/structured-clone"; // for idb access
import "fake-indexeddb/auto";
import { idbDelete, idbLoad, idbSave } from "../../src/utils/StorageAccess";
const NONEXISTENT_TABLE = "this_is_not_a_table_we_use_ever_and_so_we_can_use_it_in_tests";
const KNOWN_TABLES = ["account", "pickleKey"];
describe("StorageAccess", () => {
it.each(KNOWN_TABLES)("should save, load, and delete from known table '%s'", async (tableName: string) => {
const key = ["a", "b"];
const data = { hello: "world" };
// Should start undefined
let loaded = await idbLoad(tableName, key);
expect(loaded).toBeUndefined();
// ... then define a value
await idbSave(tableName, key, data);
// ... then check that value
loaded = await idbLoad(tableName, key);
expect(loaded).toEqual(data);
// ... then set it back to undefined
await idbDelete(tableName, key);
// ... which we then check again
loaded = await idbLoad(tableName, key);
expect(loaded).toBeUndefined();
});
it("should fail to save, load, and delete from a non-existent table", async () => {
// Regardless of validity on the key/data, or write order, these should all fail.
await expect(() => idbSave(NONEXISTENT_TABLE, "whatever", "value")).rejects.toThrow();
await expect(() => idbLoad(NONEXISTENT_TABLE, "whatever")).rejects.toThrow();
await expect(() => idbDelete(NONEXISTENT_TABLE, "whatever")).rejects.toThrow();
});
});