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Moonchild
78 lines
2.6 KiB
JavaScript
78 lines
2.6 KiB
JavaScript
/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
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/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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// Test the basic functionality of async-storage.
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// Adapted from https://github.com/mozilla-b2g/gaia/blob/f09993563fb5fec4393eb71816ce76cb00463190/apps/sharedtest/test/unit/async_storage_test.js.
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const asyncStorage = require("devtools/toolkit/shared/async-storage");
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add_task(function*() {
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is(typeof asyncStorage.length, 'function', "API exists.");
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is(typeof asyncStorage.key, 'function', "API exists.");
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is(typeof asyncStorage.getItem, 'function', "API exists.");
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is(typeof asyncStorage.setItem, 'function', "API exists.");
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is(typeof asyncStorage.removeItem, 'function', "API exists.");
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is(typeof asyncStorage.clear, 'function', "API exists.");
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});
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add_task(function*() {
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yield asyncStorage.setItem('foo', 'bar');
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let value = yield asyncStorage.getItem('foo');
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is(value, 'bar', 'value is correct');
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yield asyncStorage.setItem('foo', 'overwritten');
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value = yield asyncStorage.getItem('foo');
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is(value, 'overwritten', 'value is correct');
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yield asyncStorage.removeItem('foo');
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value = yield asyncStorage.getItem('foo');
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is(value, null, 'value is correct');
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});
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add_task(function*() {
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var object = {
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x: 1,
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y: 'foo',
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z: true
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};
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yield asyncStorage.setItem('myobj', object);
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let value = yield asyncStorage.getItem('myobj');
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is(object.x, value.x, 'value is correct');
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is(object.y, value.y, 'value is correct');
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is(object.z, value.z, 'value is correct');
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yield asyncStorage.removeItem('myobj');
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value = yield asyncStorage.getItem('myobj');
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is(value, null, 'value is correct');
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});
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add_task(function*() {
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yield asyncStorage.clear();
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let len = yield asyncStorage.length();
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is(len, 0, 'length is correct');
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yield asyncStorage.setItem('key1', 'value1');
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len = yield asyncStorage.length();
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is(len, 1, 'length is correct');
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yield asyncStorage.setItem('key2', 'value2');
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len = yield asyncStorage.length();
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is(len, 2, 'length is correct');
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yield asyncStorage.setItem('key3', 'value3');
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len = yield asyncStorage.length();
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is(len, 3, 'length is correct');
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let key = yield asyncStorage.key(0);
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is(key, 'key1', 'key is correct');
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key = yield asyncStorage.key(1);
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is(key, 'key2', 'key is correct');
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key = yield asyncStorage.key(2);
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is(key, 'key3', 'key is correct');
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key = yield asyncStorage.key(3);
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is(key, null, 'key is correct');
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yield asyncStorage.clear();
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key = yield asyncStorage.key(0);
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is(key, null, 'key is correct');
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len = yield asyncStorage.length();
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is(len, 0, 'length is correct');
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});
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