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+/**
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+ * @license Copyright (c) 2003-2016, 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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+'use strict';
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+
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+import Editor from '/ckeditor5/core/editor.js';
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+import AttributeCommand from '/ckeditor5/core/attributecommand.js';
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+import Text from '/ckeditor5/core/treemodel/text.js';
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+import Range from '/ckeditor5/core/treemodel/range.js';
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+import Position from '/ckeditor5/core/treemodel/position.js';
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+import Element from '/ckeditor5/core/treemodel/element.js';
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+
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+let element, editor, command, modelDoc, root;
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+
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+const attrKey = 'bold';
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+
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+beforeEach( () => {
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+ element = document.createElement( 'div' );
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+ document.body.appendChild( element );
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+
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+ editor = new Editor( element );
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+ modelDoc = editor.document;
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+ root = modelDoc.createRoot( 'root' );
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+
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+ command = new AttributeCommand( editor, attrKey );
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+} );
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+
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+describe( 'value', () => {
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+ it( 'should be set to true or false basing on selection attribute', () => {
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+ modelDoc.selection.setAttribute( attrKey, true );
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+ expect( command.value ).to.be.true;
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+
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+ modelDoc.selection.removeAttribute( attrKey );
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+ expect( command.value ).to.be.false;
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+ } );
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+} );
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+
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+describe( 'execute', () => {
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+ beforeEach( () => {
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+ let attrs = {};
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+ attrs[ attrKey ] = true;
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+
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+ root.insertChildren( 0, [ 'abc', new Text( 'foobar', attrs ), 'xyz' ] );
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+ } );
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+
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+ it( 'should add attribute on selected nodes if the command value was false', () => {
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+ modelDoc.selection.addRange( new Range( new Position( root, [ 1 ] ), new Position( root, [ 5 ] ) ) );
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+
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+ expect( command.value ).to.be.false;
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+
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+ command.execute();
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+
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+ expect( command.value ).to.be.true;
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+ expect( root.getChild( 1 ).hasAttribute( attrKey ) ).to.be.true;
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+ expect( root.getChild( 2 ).hasAttribute( attrKey ) ).to.be.true;
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+ } );
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+
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+ it( 'should remove attribute from selected nodes if the command value was true', () => {
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+ modelDoc.selection.addRange( new Range( new Position( root, [ 3 ] ), new Position( root, [ 6 ] ) ) );
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+
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+ expect( command.value ).to.be.true;
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+
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+ command.execute();
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+
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+ expect( command.value ).to.be.false;
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+ expect( root.getChild( 3 ).hasAttribute( attrKey ) ).to.be.false;
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+ expect( root.getChild( 4 ).hasAttribute( attrKey ) ).to.be.false;
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+ expect( root.getChild( 5 ).hasAttribute( attrKey ) ).to.be.false;
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+ } );
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+
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+ it( 'should add attribute on selected nodes if execute parameter was set to true', () => {
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+ modelDoc.selection.addRange( new Range( new Position( root, [ 7 ] ), new Position( root, [ 10 ] ) ) );
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+
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+ expect( command.value ).to.be.true;
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+
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+ command.execute( true );
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+
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+ expect( command.value ).to.be.true;
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+ expect( root.getChild( 9 ).hasAttribute( attrKey ) ).to.be.true;
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+ } );
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+
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+ it( 'should remove attribute on selected nodes if execute parameter was set to false', () => {
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+ modelDoc.selection.addRange( new Range( new Position( root, [ 1 ] ), new Position( root, [ 5 ] ) ) );
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+
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+ expect( command.value ).to.be.false;
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+
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+ command.execute( false );
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+
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+ expect( command.value ).to.be.false;
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+ expect( root.getChild( 3 ).hasAttribute( attrKey ) ).to.be.false;
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+ expect( root.getChild( 4 ).hasAttribute( attrKey ) ).to.be.false;
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+ } );
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+
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+ it( 'should change selection attribute if selection is collapsed and is not at the beginning of node', () => {
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+ modelDoc.selection.addRange( new Range( new Position( root, [ 1 ] ), new Position( root, [ 1 ] ) ) );
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+
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+ expect( command.value ).to.be.false;
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+
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+ command.execute();
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+
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+ expect( command.value ).to.be.true;
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+ expect( modelDoc.selection.hasAttribute( 'bold' ) ).to.be.true;
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+
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+ // It should not save that bold was executed at position ( root, [ 1 ] ).
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+
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+ // Simulate clicking right arrow key by changing selection ranges.
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+ modelDoc.selection.setRanges( [ new Range( new Position( root, [ 2 ] ), new Position( root, [ 2 ] ) ) ] );
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+
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+ // Get back to previous selection.
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+ modelDoc.selection.setRanges( [ new Range( new Position( root, [ 1 ] ), new Position( root, [ 1 ] ) ) ] );
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+
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+ expect( command.value ).to.be.false;
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+ } );
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+
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+ it( 'should change selection parent element attribute if selection is collapsed and in empty node', () => {
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+ root.insertChildren( 0, new Element( 'p' ) );
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+ modelDoc.selection.addRange( new Range( new Position( root, [ 0, 0 ] ), new Position( root, [ 0, 0 ] ) ) );
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+
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+ expect( command.value ).to.be.false;
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+
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+ command.execute();
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+
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+ expect( command.value ).to.be.true;
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+ expect( root.getChild( 0 ).hasAttribute( 'bold' ) ).to.be.true;
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+
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+ // It should save that bold was set on selection's parent node.
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+
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+ // Simulate clicking right arrow key by changing selection ranges.
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+ modelDoc.selection.setRanges( [ new Range( new Position( root, [ 2 ] ), new Position( root, [ 2 ] ) ) ] );
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+
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+ // Get back to previous selection.
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+ modelDoc.selection.setRanges( [ new Range( new Position( root, [ 0, 0 ] ), new Position( root, [ 0, 0 ] ) ) ] );
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+
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+ expect( command.value ).to.be.true;
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+ } );
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+} );
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