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<html>
<head>
<meta charset="UTF-8">
<title>iron-localstorage-basic</title>
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
<script src="../../webcomponentsjs/webcomponents.js"></script>
<script src="../../web-component-tester/browser.js"></script>
<script src="../../test-fixture/test-fixture-mocha.js"></script>
<link rel="import" href="../../test-fixture/test-fixture.html">
<link rel="import" href="../iron-localstorage.html">
</head>
<body>
<test-fixture id="fixture">
<template>
<iron-localstorage id="localstorage" name="iron-localstorage-test"></iron-localstorage>
</template>
</test-fixture>
<template id="boundTemplate" is="dom-bind">
<iron-localstorage id="boundLocal" name="iron-localstorage-test" value="{{value}}"></iron-localstorage>
</template>
<script>
var storage;
suite('basic', function() {
setup(function() {
window.localStorage.setItem('iron-localstorage-test', '{"foo":"bar"}');
storage = document.getElementById('fixture').create();
storage.flushDebouncer('reload');
});
teardown(function() {
window.localStorage.removeItem('iron-localstorage-test');
});
test('load', function() {
assert.isNotNull(storage.value);
assert.equal(storage.value.foo, 'bar');
});
test('save', function() {
var newValue = {'foo': 'zot'};
storage.value = newValue;
storage.flushDebouncer('save');
var v = window.localStorage.getItem(storage.name);
v = JSON.parse(v);
assert.equal(v.foo, newValue.foo);
});
test('delete', function() {
storage.value = null;
storage.flushDebouncer('save');
var v = window.localStorage.getItem(storage.name);
assert.isNull(v);
});
test('event iron-localstorage-load', function(done) {
var ls = document.createElement('iron-localstorage');
ls.addEventListener('iron-localstorage-load', function() {
done();
});
ls.name = 'iron-localstorage-test';
});
test('event iron-localstorage-load-empty', function(done) {
window.localStorage.removeItem('iron-localstorage-test');
var ls = document.createElement('iron-localstorage');
ls.addEventListener('iron-localstorage-load-empty', function() {
// testing recommended way to initialize localstorage
ls.value = "Yo";
ls.flushDebouncer('save');
assert.equal("Yo", JSON.parse( window.localStorage.getItem('iron-localstorage-test')));
done();
});
ls.name = 'iron-localstorage-test';
});
test('auto-save sub-properties', function() {
var t = document.querySelector('#boundTemplate');
var ls = document.querySelector('#boundLocal');
var value = { foo: 'FOO', bar: 'BAR' };
t.value = value;
assert.equal('FOO', ls.value.foo); // value has propagated from template to storage
ls.flushDebouncer('save');
t.value.foo = "Yo";
ls.flushDebouncer('save');
var item = JSON.parse( window.localStorage.getItem('iron-localstorage-test'));
assert.notEqual('Yo', item.foo); // did not propagate because did not use setters
t.set('value.foo', 'BAZ!');
ls.flushDebouncer('save');
var item = JSON.parse( window.localStorage.getItem('iron-localstorage-test'));
assert.equal('BAZ!', item.foo); // did propagate
ls.value = null;
});
});
</script>
</body>
</html>