mirror of
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79 lines
2.1 KiB
JavaScript
79 lines
2.1 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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function exerciseInterface() {
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function DB(name, store) {
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this.name = name;
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this.store = store;
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this._db = this._create();
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}
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DB.prototype = {
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_create: function() {
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var op = indexedDB.open(this.name);
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op.onupgradeneeded = e => {
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var db = e.target.result;
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db.createObjectStore(this.store);
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};
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return new Promise(resolve => {
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op.onsuccess = e => resolve(e.target.result);
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});
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},
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_result: function(tx, op) {
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return new Promise((resolve, reject) => {
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op.onsuccess = e => resolve(e.target.result);
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op.onerror = () => reject(op.error);
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tx.onabort = () => reject(tx.error);
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});
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},
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get: function(k) {
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return this._db.then(db => {
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var tx = db.transaction(this.store, 'readonly');
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var store = tx.objectStore(this.store);
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return this._result(tx, store.get(k));
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});
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},
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add: function(k, v) {
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return this._db.then(db => {
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var tx = db.transaction(this.store, 'readwrite');
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var store = tx.objectStore(this.store);
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return this._result(tx, store.add(v, k));
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});
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}
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};
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var db = new DB('data', 'base');
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return db.add('x', [ 10, {} ])
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.then(_ => db.get('x'))
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.then(x => {
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equal(x.length, 2);
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equal(x[0], 10);
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equal(typeof x[1], 'object');
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equal(Object.keys(x[1]).length, 0);
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});
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}
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function run_test() {
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do_get_profile();
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let Cu = Components.utils;
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let sb = new Cu.Sandbox('https://www.example.com',
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{ wantGlobalProperties: ['indexedDB'] });
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sb.equal = equal;
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var innerPromise = new Promise((resolve, reject) => {
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sb.test_done = resolve;
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sb.test_error = reject;
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});
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Cu.evalInSandbox('(' + exerciseInterface.toSource() + ')()' +
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'.then(test_done, test_error);', sb);
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Cu.importGlobalProperties(['indexedDB']);
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do_test_pending();
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Promise.all([innerPromise, exerciseInterface()])
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.then(do_test_finished);
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}
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