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// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
library IndexedDB1Test;
import 'package:async_helper/async_helper.dart';
import 'package:async_helper/async_minitest.dart';
import 'dart:async';
import 'dart:html' as html;
import 'dart:indexed_db' as idb;
import 'dart:collection';
import 'utils.dart';
// Write and re-read Maps: simple Maps; Maps with DAGs; Maps with cycles.
const String DB_NAME = 'Test2';
const String STORE_NAME = 'TEST';
const int VERSION = 1;
testReadWrite(key, value, check,
[dbName = DB_NAME, storeName = STORE_NAME, version = VERSION]) async {
void createObjectStore(e) {
idb.ObjectStore store = e.target.result.createObjectStore(storeName);
expect(store, isNotNull);
}
idb.Database? db;
// Delete any existing DBs.
try {
await html.window.indexedDB!.deleteDatabase(dbName);
db = await html.window.indexedDB!
.open(dbName, version: version, onUpgradeNeeded: createObjectStore);
idb.Transaction transaction = db.transactionList([storeName], 'readwrite');
transaction.objectStore(storeName).put(value, key);
db = await transaction.completed;
transaction = db.transaction(storeName, 'readonly');
var object = await transaction.objectStore(storeName).getObject(key);
db.close();
check(value, object);
} catch (error) {
if (db != null) {
db.close();
}
throw error;
}
}
List<String> get nonNativeListData {
List<String> list = [];
list.add("data");
list.add("clone");
list.add("error");
list.add("test");
return list;
}
main() {
var obj1 = {'a': 100, 'b': 's'};
var obj2 = {'x': obj1, 'y': obj1}; // DAG.
var obj3 = {};
obj3['a'] = 100;
obj3['b'] = obj3; // Cycle.
var obj4 = new SplayTreeMap<String, dynamic>(); // Different implementation.
obj4['a'] = 100;
obj4['b'] = 's';
var cyclic_list = <Object>[1, 2, 3];
cyclic_list[1] = cyclic_list;
go(name, data) => testReadWrite(123, data, verifyGraph);
test('test_verifyGraph', () {
// Nice to know verifyGraph is working before we rely on it.
verifyGraph(obj4, obj4);
verifyGraph(obj1, new Map.from(obj1));
verifyGraph(obj4, new Map.from(obj4));
var l1 = [1, 2, 3];
var l2 = [
const [1, 2, 3],
const [1, 2, 3]
];
verifyGraph([l1, l1], l2);
// Use a try-catch block, since failure can be an expect exception.
// package:expect does not allow catching test exceptions.
try {
verifyGraph([
[1, 2, 3],
[1, 2, 3]
], l2);
fail("Expected failure in verifying the graph.");
} catch (_) {
// Expected failure. Continue.
}
verifyGraph(cyclic_list, cyclic_list);
});
// Don't bother with these tests if it's unsupported.
// Support is tested in indexeddb_1_test
if (idb.IdbFactory.supported) {
asyncTest(() async {
await go('test_simple', obj1);
await go('test_DAG', obj2);
await go('test_cycle', obj3);
await go('test_simple_splay', obj4);
await go('const_array_1', const [
const [1],
const [2]
]);
await go('const_array_dag', const [
const [1],
const [1]
]);
await go('array_deferred_copy', [1, 2, 3, obj3, obj3, 6]);
await go('array_deferred_copy_2', [
1,
2,
3,
[4, 5, obj3],
[obj3, 6]
]);
await go('cyclic_list', cyclic_list);
await go('non-native lists', nonNativeListData);
});
}
}