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@@ -0,0 +1,29 @@
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+/**
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+ * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
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+ * For licensing, see LICENSE.md.
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+ */
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+
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+/* globals describe, it, expect, CKEDITOR, window */
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+
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+'use strict';
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+
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+describe( 'Promise', function() {
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+ it( 'should resolve properly', function( done ) {
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+ CKEDITOR.require( [ 'promise' ], function( Promise ) {
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+ var promise = new Promise( function( resolve ) {
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+ // Fake an asynchronous operation.
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+ window.setTimeout( function() {
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+ resolve( 1 );
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+ }, 0 );
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+ } );
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+
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+ promise.then( function( value ) {
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+ // then() catches errors, so we need to delay the execution.
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+ window.setTimeout( function() {
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+ expect( value ).to.equal( 1 );
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+ done();
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+ } );
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+ } );
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+ } );
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+ } );
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+} );
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