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+/**
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+ * @license Copyright (c) 2003-2017, 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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+import VirtualTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/virtualtesteditor';
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+import ModelTestEditor from '@ckeditor/ckeditor5-core/tests/_utils/modeltesteditor';
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+import InputCommand from '../src/inputcommand';
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+import { getData, setData } from '@ckeditor/ckeditor5-engine/src/dev-utils/model';
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+import ChangeBuffer from '../src/changebuffer';
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+import Input from '../src/input';
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+
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+describe( 'InputCommand', () => {
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+ let editor, doc;
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+
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+ beforeEach( () => {
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+ return ModelTestEditor.create( )
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+ .then( newEditor => {
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+ editor = newEditor;
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+ doc = editor.document;
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+
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+ const command = new InputCommand( editor );
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+ editor.commands.set( 'input', command );
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+
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+ doc.schema.registerItem( 'p', '$block' );
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+ doc.schema.registerItem( 'h1', '$block' );
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+ } );
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+ } );
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+
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+ describe( 'buffer', () => {
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+ it( 'has buffer getter', () => {
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+ expect( editor.commands.get( 'input' ).buffer ).to.be.an.instanceof( ChangeBuffer );
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+ } );
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+
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+ it( 'has a buffer configured to default value of config.typing.undoStep', () => {
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+ expect( editor.commands.get( 'input' )._buffer ).to.have.property( 'limit', 20 );
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+ } );
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+
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+ it( 'has a buffer configured to config.typing.undoStep', () => {
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+ return VirtualTestEditor.create( {
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+ plugins: [ Input ],
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+ typing: {
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+ undoStep: 5
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+ }
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+ } )
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+ .then( editor => {
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+ expect( editor.commands.get( 'input' )._buffer ).to.have.property( 'limit', 5 );
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+ } );
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+ } );
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+ } );
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+
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+ describe( 'execute', () => {
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+ it( 'uses enqueueChanges', () => {
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+ setData( doc, '<p>foo[]bar</p>' );
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+
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+ const spy = sinon.spy( doc, 'enqueueChanges' );
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+
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+ editor.execute( 'input' );
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+
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+ expect( spy.calledOnce ).to.be.true;
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+ } );
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+
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+ it( 'inserts text for collapsed range', () => {
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+ setData( doc, '<p>foo[]</p>' );
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+
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+ editor.execute( 'input', {
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+ text: 'bar',
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+ range: editor.document.selection.getFirstRange()
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+ } );
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+
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+ expect( getData( doc, { selection: true } ) ).to.be.equal( '<p>foobar[]</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 3 );
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+ } );
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+
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+ it( 'replaces text for range within single element on the beginning', () => {
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+ setData( doc, '<p>[fooba]r</p>' );
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+
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+ editor.execute( 'input', {
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+ text: 'rab',
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+ range: editor.document.selection.getFirstRange()
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+ } );
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+
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+ expect( getData( doc, { selection: true } ) ).to.be.equal( '<p>rab[]r</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 0 );
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+ } );
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+
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+ it( 'replaces text for range within single element in the middle', () => {
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+ setData( doc, '<p>fo[oba]r</p>' );
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+
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+ editor.execute( 'input', {
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+ text: 'bazz',
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+ range: editor.document.selection.getFirstRange()
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+ } );
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+
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+ expect( getData( doc, { selection: true } ) ).to.be.equal( '<p>fobazz[]r</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 1 );
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+ } );
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+
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+ it( 'replaces text for range within single element on the end', () => {
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+ setData( doc, '<p>fooba[r]</p>' );
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+
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+ editor.execute( 'input', {
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+ text: 'zzz',
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+ range: editor.document.selection.getFirstRange()
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+ } );
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+
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+ expect( getData( doc, { selection: true } ) ).to.be.equal( '<p>foobazzz[]</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 2 );
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+ } );
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+
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+ it( 'replaces text for range within multiple elements', () => {
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+ setData( doc, '<h1>F[OO</h1><p>b]ar</p>' );
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+
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+ editor.execute( 'input', {
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+ text: 'unny c',
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+ range: editor.document.selection.getFirstRange()
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+ } );
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+
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+ expect( getData( doc, { selection: true } ) ).to.be.equal( '<h1>Funny c[</h1><p>]ar</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 3 );
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+ } );
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+
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+ it( 'uses current selection when range is not given', () => {
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+ setData( doc, '<p>foob[ar]</p>' );
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+
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+ editor.execute( 'input', {
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+ text: 'az'
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+ } );
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+
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+ expect( getData( doc, { selection: true } ) ).to.be.equal( '<p>foobaz[]</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 0 );
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+ } );
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+
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+ it( 'only removes content when text is not given', () => {
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+ setData( doc, '<p>[fo]obar</p>' );
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+
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+ editor.execute( 'input', {
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+ range: editor.document.selection.getFirstRange()
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+ } );
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+
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+ expect( getData( doc, { selection: true } ) ).to.be.equal( '<p>[]obar</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 0 );
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+ } );
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+
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+ it( 'does nothing when there is no range', () => {
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+ setData( doc, '<p>[fo]obar</p>' );
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+
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+ sinon.stub( editor.document.selection, 'getFirstRange' ).returns( null );
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+
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+ editor.execute( 'input', {
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+ text: 'baz'
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+ } );
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+
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+ const data = getData( doc, { selection: true } );
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+
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+ editor.document.selection.getFirstRange.restore();
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+
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+ expect( data ).to.be.equal( '<p>[fo]obar</p>' );
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+ expect( editor.commands.get( 'input' ).buffer.size ).to.be.equal( 0 );
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+ } );
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+ } );
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+
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+ describe( '_getTextWithinRange', () => {
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+ it( 'returns empty text for collapsed selection', () => {
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+ setData( doc, '<p>[]foo</p>' );
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+ expect( editor.commands.get( 'input' )._getTextWithinRange( editor.document.selection.getFirstRange() ) ).to.be.empty;
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+ } );
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+
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+ it( 'returns valid text for selection within single element', () => {
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+ setData( doc, '<p>[fooBA]R</p>' );
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+ expect( editor.commands.get( 'input' )._getTextWithinRange( editor.document.selection.getFirstRange() ) ).to.be.equal( 'fooBA' );
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+ } );
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+
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+ it( 'returns valid text for selection within mulitple elements', () => {
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+ setData( doc, '<h1>fo[o</h1><p>BARb]az</p>' );
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+ expect( editor.commands.get( 'input' )._getTextWithinRange( editor.document.selection.getFirstRange() ) ).to.be.equal( 'oBARb' );
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+ } );
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+ } );
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+
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+ describe( 'destroy', () => {
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+ it( 'should destroy change buffer', () => {
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+ const command = editor.commands.get( 'input' );
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+ const destroy = command._buffer.destroy = sinon.spy();
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+
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+ command.destroy();
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+
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+ expect( destroy.calledOnce ).to.be.true;
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+ expect( command._buffer ).to.be.null;
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+ } );
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+ } );
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+} );
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