Function expectStoreToNotExistAsync

test/test.api.js:1873–1936

(options)

        });

        function expectStoreToNotExistAsync(options) {
            return new Promise(function(resolve, reject) {
                if (driverName === localforage.INDEXEDDB) {
                    var req = indexedDB.open(options.name);
                    req.onsuccess = function() {
                        var db = req.result;
                        if (!db) {
                            reject();
                            return;
                        }
                        expect(
                            db.objectStoreNames.contains(options.storeName)
                        ).to.be(false);
                        db.close();
                        resolve();
                    };
                    req.onerror = req.onblocked = reject;
                } else if (driverName === localforage.WEBSQL) {
                    var db = openDatabase(options.name, '', '', 0);
                    db.transaction(function(t) {
                        t.executeSql(
                            "SELECT name FROM sqlite_master WHERE type='table' AND name = ?",
                            [options.storeName],
                            function(t, results) {
                                expect(results.rows.length).to.be(0);
                                resolve();
                            },
                            reject
                        );
                    }, reject);
                } else if (driverName === localforage.LOCALSTORAGE) {
                    var keyPrefix = (function _getKeyPrefix(
                        options,
                        defaultConfig
                    ) {
                        var keyPrefix = options.name + '/';

                        if (options.storeName !== defaultConfig.storeName) {
                            keyPrefix += options.storeName + '/';
                        }
                        return keyPrefix;
                    })(options, {
                        name: 'localforage',
                        storeName: 'keyvaluepairs'
                    });

                    var foundLocalStorageKey = false;
                    for (
                        var i = 0, length = localStorage.length;
                        i < length;
                        i++
                    ) {
                        if (localStorage.key(i).indexOf(keyPrefix) === 0) {
                            foundLocalStorageKey = true;
                            break;
                        }
                    }
                    expect(foundLocalStorageKey).to.be(false);