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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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+/* bender-tags: document, delta */
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+
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+/* bender-include: ../../_tools/tools.js */
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+
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+'use strict';
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+
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+const getIteratorCount = bender.tools.core.getIteratorCount;
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+
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+const modules = bender.amd.require(
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+ 'document/transaction',
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+ 'document/document',
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+ 'document/text',
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+ 'document/attribute',
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+ 'document/range',
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+ 'document/position',
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+ 'document/element',
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+ 'document/character' );
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+
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+describe( 'Transaction', () => {
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+ let Transaction, Document, Text, Attribute, Range, Position, Element, Character;
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+
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+ let doc, root, transaction;
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+
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+ before( () => {
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+ Transaction = modules[ 'document/transaction' ];
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+ Document = modules[ 'document/document' ];
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+ Text = modules[ 'document/text' ];
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+ Attribute = modules[ 'document/attribute' ];
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+ Range = modules[ 'document/range' ];
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+ Position = modules[ 'document/position' ];
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+ Element = modules[ 'document/element' ];
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+ Character = modules[ 'document/character' ];
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+ } );
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+
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+ beforeEach( () => {
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+ doc = new Document();
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+ root = doc.createRoot( 'root' );
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+ transaction = doc.createTransaction();
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+ } );
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+
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+ function getOperationsCount() {
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+ let count = 0;
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+
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+ for ( let delta of transaction.deltas ) {
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+ count += getIteratorCount( delta.operations );
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+ }
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+
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+ return count;
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+ }
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+
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+ describe( 'change attribute on node', () => {
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+ let node, character;
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+
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+ beforeEach( () => {
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+ node = new Element( 'p', [ new Attribute( 'a', 1 ) ] );
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+ character = new Character( 'c', [ new Attribute( 'a', 1 ) ] );
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+ root.insertChildren( 0, [ node, character ] );
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+ } );
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+
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+ describe( 'setAttr', () => {
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+ it( 'should create the attribute on element', () => {
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+ transaction.setAttr( 'b', 2, node );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( node.getAttr( 'b' ) ).to.equal( 2 );
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+ } );
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+
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+ it( 'should change the attribute of element', () => {
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+ transaction.setAttr( 'a', 2, node );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( node.getAttr( 'a' ) ).to.equal( 2 );
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+ } );
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+
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+ it( 'should create the attribute on character', () => {
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+ transaction.setAttr( 'b', 2, character );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( character.getAttr( 'b' ) ).to.equal( 2 );
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+ } );
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+
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+ it( 'should change the attribute of character', () => {
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+ transaction.setAttr( 'a', 2, character );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( character.getAttr( 'a' ) ).to.equal( 2 );
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+ } );
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+
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+ it( 'should do nothing if the attribute value is the same', () => {
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+ transaction.setAttr( 'a', 1, node );
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+ expect( getOperationsCount() ).to.equal( 0 );
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+ expect( node.getAttr( 'a' ) ).to.equal( 1 );
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+ } );
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+
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+ it( 'should be chainable', () => {
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+ const chain = transaction.setAttr( 'b', 2, node );
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+ expect( chain ).to.equal( transaction );
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+ } );
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+ } );
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+
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+ describe( 'removeAttr', () => {
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+ it( 'should remove the attribute from element', () => {
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+ transaction.removeAttr( 'a', node );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( node.getAttr( 'a' ) ).to.be.null;
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+ } );
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+
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+ it( 'should remove the attribute from character', () => {
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+ transaction.removeAttr( 'a', character );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( character.getAttr( 'a' ) ).to.be.null;
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+ } );
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+
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+ it( 'should do nothing if the attribute is not set', () => {
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+ transaction.removeAttr( 'b', node );
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+ expect( getOperationsCount() ).to.equal( 0 );
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+ } );
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+
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+ it( 'should be chainable', () => {
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+ const chain = transaction.removeAttr( 'a', node );
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+ expect( chain ).to.equal( transaction );
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+ } );
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+ } );
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+ } );
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+
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+ describe( 'change attribute on range', () => {
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+ beforeEach( () => {
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+ root.insertChildren( 0, [
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+ new Text( 'xxx', [ new Attribute( 'a', 1 ) ] ),
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+ 'xxx',
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+ new Text( 'xxx', [ new Attribute( 'a', 1 ) ] ),
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+ new Text( 'xxx', [ new Attribute( 'a', 2 ) ] ),
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+ 'xxx',
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+ new Text( 'xxx', [ new Attribute( 'a', 1 ) ] )
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+ ] );
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+ } );
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+
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+ function getRange( startIndex, endIndex ) {
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+ return new Range(
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+ Position.createFromParentAndOffset( root, startIndex ),
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+ Position.createFromParentAndOffset( root, endIndex )
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+ );
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+ }
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+
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+ function getChangesAttrsCount() {
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+ let count = 0;
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+
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+ for ( let delta of transaction.deltas ) {
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+ for ( let operation of delta.operations ) {
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+ count += getIteratorCount( operation.range );
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+ }
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+ }
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+
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+ return count;
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+ }
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+
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+ function getCompressedAttrs() {
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+ // default: 111---111222---111
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+ const range = Range.createFromElement( root );
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+
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+ return Array.from( range ).map( value => value.node.getAttr( 'a' ) || '-' ).join( '' );
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+ }
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+
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+ describe( 'setAttr', () => {
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+ it( 'should set the attribute on the range', () => {
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+ transaction.setAttr( 'a', 3, getRange( 3, 6 ) );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( getChangesAttrsCount() ).to.equal( 3 );
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+ expect( getCompressedAttrs() ).to.equal( '111333111222---111' );
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+ } );
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+
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+ it( 'should split the operations if parts of the range have different attributes', () => {
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+ transaction.setAttr( 'a', 3, getRange( 4, 14 ) );
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+ expect( getOperationsCount() ).to.equal( 4 );
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+ expect( getChangesAttrsCount() ).to.equal( 10 );
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+ expect( getCompressedAttrs() ).to.equal( '111-3333333333-111' );
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+ } );
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+
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+ it( 'should split the operations if parts of the part of the range have the attribute', () => {
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+ transaction.setAttr( 'a', 2, getRange( 4, 14 ) );
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+ expect( getOperationsCount() ).to.equal( 3 );
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+ expect( getChangesAttrsCount() ).to.equal( 7 );
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+ expect( getCompressedAttrs() ).to.equal( '111-2222222222-111' );
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+ } );
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+
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+ it( 'should strip the range if the beginning have the attribute', () => {
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+ transaction.setAttr( 'a', 1, getRange( 1, 5 ) );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( getChangesAttrsCount() ).to.equal( 2 );
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+ expect( getCompressedAttrs() ).to.equal( '11111-111222---111' );
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+ } );
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+
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+ it( 'should strip the range if the ending have the attribute', () => {
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+ transaction.setAttr( 'a', 1, getRange( 13, 17 ) );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( getChangesAttrsCount() ).to.equal( 2 );
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+ expect( getCompressedAttrs() ).to.equal( '111---111222-11111' );
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+ } );
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+
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+ it( 'should do nothing if the range has attribute', () => {
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+ transaction.setAttr( 'a', 1, getRange( 0, 3 ) );
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+ expect( getOperationsCount() ).to.equal( 0 );
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+ expect( getCompressedAttrs() ).to.equal( '111---111222---111' );
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+ } );
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+
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+ it( 'should create a proper operations for the mixed range', () => {
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+ transaction.setAttr( 'a', 1, getRange( 0, 18 ) );
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+ expect( getOperationsCount() ).to.equal( 3 );
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+ expect( getChangesAttrsCount() ).to.equal( 9 );
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+ expect( getCompressedAttrs() ).to.equal( '111111111111111111' );
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+ } );
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+
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+ it( 'should be chainable', () => {
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+ const chain = transaction.setAttr( 'a', 3, getRange( 3, 6 ) );
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+ expect( chain ).to.equal( transaction );
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+ } );
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+ } );
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+
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+ describe( 'removeAttr', () => {
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+ it( 'should remove the attribute on the range', () => {
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+ transaction.removeAttr( 'a', getRange( 0, 2 ) );
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+ expect( getOperationsCount() ).to.equal( 1 );
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+ expect( getChangesAttrsCount() ).to.equal( 2 );
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+ expect( getCompressedAttrs() ).to.equal( '--1---111222---111' );
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+ } );
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+
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+ it( 'should split the operations if parts of the range have different attributes', () => {
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+ transaction.removeAttr( 'a', getRange( 7, 11 ) );
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+ expect( getOperationsCount() ).to.equal( 2 );
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+ expect( getChangesAttrsCount() ).to.equal( 4 );
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+ expect( getCompressedAttrs() ).to.equal( '111---1----2---111' );
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+ } );
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+
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+ it( 'should split the operations if parts of the part of the range have no attribute', () => {
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+ transaction.removeAttr( 'a', getRange( 1, 7 ) );
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+ expect( getOperationsCount() ).to.equal( 2 );
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+ expect( getChangesAttrsCount() ).to.equal( 3 );
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+ expect( getCompressedAttrs() ).to.equal( '1------11222---111' );
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+ } );
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+
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+ it( 'should strip the range if the beginning have no attribute', () => {
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+ transaction.removeAttr( 'a', getRange( 4, 12 ) );
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+ expect( getOperationsCount() ).to.equal( 2 );
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+ expect( getChangesAttrsCount() ).to.equal( 6 );
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+ expect( getCompressedAttrs() ).to.equal( '111------------111' );
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+ } );
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+
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+ it( 'should strip the range if the ending have no attribute', () => {
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+ transaction.removeAttr( 'a', getRange( 7, 15 ) );
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+ expect( getOperationsCount() ).to.equal( 2 );
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+ expect( getChangesAttrsCount() ).to.equal( 5 );
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+ expect( getCompressedAttrs() ).to.equal( '111---1--------111' );
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+ } );
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+
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+ it( 'should do nothing if the range has no attribute', () => {
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+ transaction.removeAttr( 'a', getRange( 4, 5 ) );
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+ expect( getOperationsCount() ).to.equal( 0 );
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+ expect( getCompressedAttrs() ).to.equal( '111---111222---111' );
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+ } );
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+
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+ it( 'should create a proper operations for the mixed range', () => {
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+ transaction.removeAttr( 'a', getRange( 3, 15 ) );
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+ expect( getOperationsCount() ).to.equal( 2 );
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+ expect( getChangesAttrsCount() ).to.equal( 6 );
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+ expect( getCompressedAttrs() ).to.equal( '111------------111' );
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+ } );
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+
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+ it( 'should be chainable', () => {
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+ const chain = transaction.removeAttr( 'a', getRange( 0, 2 ) );
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+ expect( chain ).to.equal( transaction );
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+ } );
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+ } );
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+ } );
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+} );
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