Andreas Hocevar
483 lines
19 KiB
JavaScript
483 lines
19 KiB
JavaScript
// Copyright 2011 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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goog.provide('goog.editor.TableTest');
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goog.setTestOnly('goog.editor.TableTest');
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goog.require('goog.dom');
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goog.require('goog.editor.Table');
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goog.require('goog.testing.jsunit');
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goog.require('goog.userAgent');
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function setUp() {
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var inputTables = document.getElementsByTagName('table');
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testElements = {};
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testObjects = {};
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for (var i = 0; i < inputTables.length; i++) {
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var originalTable = inputTables[i];
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if (originalTable.id.substring(0, 5) == 'test-') {
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var tableName = originalTable.id.substring(5);
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var testTable = originalTable.cloneNode(true);
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testTable.id = tableName;
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testElements[tableName] = testTable;
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document.body.appendChild(testTable);
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testObjects[tableName] = new goog.editor.Table(testTable);
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}
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}
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}
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function tearDown() {
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for (var tableName in testElements) {
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document.body.removeChild(testElements[tableName]);
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delete testElements[tableName];
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delete testObjects[tableName];
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}
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testElements = null;
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testObjects = null;
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}
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// These tests don't pass on Safari, because the table editor only works
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// on IE and FF right now.
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// TODO(nicksantos): Fix this.
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if (!goog.userAgent.WEBKIT) {
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function tableSanityCheck(editableTable, rowCount, colCount) {
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assertEquals('Table has expected number of rows',
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rowCount, editableTable.rows.length);
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for (var i = 0, row; row = editableTable.rows[i]; i++) {
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assertEquals('Row ' + i + ' has expected number of columns',
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colCount, row.columns.length);
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}
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}
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function testBasicTable() {
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// Do some basic sanity checking on the editable table structure
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tableSanityCheck(testObjects.basic, 4, 3);
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var originalRows = testElements.basic.getElementsByTagName('tr');
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assertEquals('Basic table row count, compared to source',
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originalRows.length, testObjects.basic.rows.length);
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assertEquals('Basic table row count, known value',
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4, testObjects.basic.rows.length);
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assertEquals('Basic table first row element',
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originalRows[0], testObjects.basic.rows[0].element);
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assertEquals('Basic table last row element',
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originalRows[3], testObjects.basic.rows[3].element);
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assertEquals('Basic table first row length',
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3, testObjects.basic.rows[0].columns.length);
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assertEquals('Basic table last row length',
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3, testObjects.basic.rows[3].columns.length);
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}
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function testTortureTable() {
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// Do basic sanity checking on torture table structure
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tableSanityCheck(testObjects.torture, 9, 3);
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var originalRows = testElements.torture.getElementsByTagName('tr');
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assertEquals('Torture table row count, compared to source',
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originalRows.length, testObjects.torture.rows.length);
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assertEquals('Torture table row count, known value',
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9, testObjects.torture.rows.length);
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}
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function _testInsertRowResult(element, editableTable, newTr, index) {
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if (element == testElements.basic) {
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originalRowCount = 4;
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} else if (element == testElements.torture) {
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originalRowCount = 9;
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}
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assertEquals('Row was added to table',
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originalRowCount + 1, element.getElementsByTagName('tr').length);
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assertEquals('Row was added at position ' + index,
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element.getElementsByTagName('tr')[index], newTr);
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assertEquals('Row knows its own position',
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index, editableTable.rows[index].index);
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assertEquals('EditableTable shows row at position ' + index,
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newTr, editableTable.rows[index].element);
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assertEquals('New row has correct number of TDs',
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3, newTr.getElementsByTagName('td').length);
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}
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function testInsertRowAtBeginning() {
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var tr = testObjects.basic.insertRow(0);
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_testInsertRowResult(testElements.basic, testObjects.basic, tr, 0);
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}
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function testInsertRowInMiddle() {
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var tr = testObjects.basic.insertRow(2);
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_testInsertRowResult(testElements.basic, testObjects.basic, tr, 2);
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}
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function testInsertRowAtEnd() {
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assertEquals('Table has expected number of existing rows',
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4, testObjects.basic.rows.length);
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var tr = testObjects.basic.insertRow(4);
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_testInsertRowResult(testElements.basic, testObjects.basic, tr, 4);
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}
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function testInsertRowAtEndNoIndexArgument() {
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assertEquals('Table has expected number of existing rows',
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4, testObjects.basic.rows.length);
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var tr = testObjects.basic.insertRow();
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_testInsertRowResult(testElements.basic, testObjects.basic, tr, 4);
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}
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function testInsertRowAtBeginningRowspan() {
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// Test inserting a row when the existing DOM row at that index has
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// a cell with a rowspan. This should be just like a regular insert -
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// the rowspan shouldn't have any effect.
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assertEquals('Cell has starting rowspan',
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2,
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goog.dom.getFirstElementChild(
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testElements.torture.getElementsByTagName('tr')[0]).rowSpan);
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var tr = testObjects.torture.insertRow(0);
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// Among other things this verifies that the new row has 3 child TDs.
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_testInsertRowResult(testElements.torture, testObjects.torture, tr, 0);
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}
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function testInsertRowAtEndingRowspan() {
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// Test inserting a row when there's a cell in a previous DOM row
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// with a rowspan that extends into the row with the given index
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// and ends there. This should be just like a regular insert -
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// the rowspan shouldn't have any effect.
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assertEquals('Cell has ending rowspan',
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4,
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goog.dom.getLastElementChild(
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testElements.torture.getElementsByTagName('tr')[5]).rowSpan);
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var tr = testObjects.torture.insertRow();
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// Among other things this verifies that the new row has 3 child TDs.
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_testInsertRowResult(testElements.torture, testObjects.torture, tr, 9);
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}
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function testInsertRowAtSpanningRowspan() {
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// Test inserting a row at an index where there's a cell with a rowspan
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// that begins in a previous row and continues into the next row. In this
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// case the existing cell's rowspan should be extended, and the new
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// tr should have one less child element.
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var rowSpannedCell = testObjects.torture.rows[7].columns[2];
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assertTrue('Existing cell has overlapping rowspan',
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rowSpannedCell.startRow == 5 && rowSpannedCell.endRow == 8);
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var tr = testObjects.torture.insertRow(7);
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assertEquals('New DOM row has one less cell',
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2, tr.getElementsByTagName('td').length);
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assertEquals('Rowspanned cell listed in new EditableRow\'s columns',
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testObjects.torture.rows[6].columns[2].element,
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testObjects.torture.rows[7].columns[2].element);
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}
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function _testInsertColumnResult(newCells, element, editableTable, index) {
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for (var rowNo = 0, row; row = editableTable.rows[rowNo]; rowNo++) {
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assertEquals('Row includes new column',
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4, row.columns.length);
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}
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assertEquals('New cell in correct position',
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newCells[0], editableTable.rows[0].columns[index].element);
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}
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function testInsertColumnAtBeginning() {
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var startColCount = testObjects.basic.rows[0].columns.length;
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var newCells = testObjects.basic.insertColumn(0);
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assertEquals('New cell added for each row',
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testObjects.basic.rows.length, newCells.length);
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assertEquals('Insert column incremented column length',
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startColCount + 1, testObjects.basic.rows[0].columns.length);
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_testInsertColumnResult(newCells, testElements.basic, testObjects.basic, 0);
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}
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function testInsertColumnAtEnd() {
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var startColCount = testObjects.basic.rows[0].columns.length;
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var newCells = testObjects.basic.insertColumn(3);
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assertEquals('New cell added for each row',
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testObjects.basic.rows.length, newCells.length);
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assertEquals('Insert column incremented column length',
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startColCount + 1, testObjects.basic.rows[0].columns.length);
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_testInsertColumnResult(newCells, testElements.basic, testObjects.basic, 3);
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}
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function testInsertColumnAtEndNoIndexArgument() {
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var startColCount = testObjects.basic.rows[0].columns.length;
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var newCells = testObjects.basic.insertColumn();
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assertEquals('New cell added for each row',
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testObjects.basic.rows.length, newCells.length);
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assertEquals('Insert column incremented column length',
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startColCount + 1, testObjects.basic.rows[0].columns.length);
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_testInsertColumnResult(newCells, testElements.basic, testObjects.basic, 3);
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}
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function testInsertColumnInMiddle() {
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var startColCount = testObjects.basic.rows[0].columns.length;
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var newCells = testObjects.basic.insertColumn(2);
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assertEquals('New cell added for each row',
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testObjects.basic.rows.length, newCells.length);
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assertEquals('Insert column incremented column length',
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startColCount + 1, testObjects.basic.rows[0].columns.length);
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_testInsertColumnResult(newCells, testElements.basic, testObjects.basic, 2);
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}
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function testInsertColumnAtBeginning() {
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var startColCount = testObjects.basic.rows[0].columns.length;
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var newCells = testObjects.basic.insertColumn(0);
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assertEquals('Insert column incremented column length',
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startColCount + 1, testObjects.basic.rows[0].columns.length);
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_testInsertColumnResult(newCells, testElements.basic, testObjects.basic, 0);
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}
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function testInsertColumnAtBeginningColSpan() {
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var cells = testObjects.torture.insertColumn(0);
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tableSanityCheck(testObjects.torture, 9, 4);
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assertEquals('New cell was added before colspanned cell',
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1, testObjects.torture.rows[3].columns[0].colSpan);
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assertEquals('New cell was added and returned',
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testObjects.torture.rows[3].columns[0].element,
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cells[3]);
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}
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function testInsertColumnAtEndingColSpan() {
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var cells = testObjects.torture.insertColumn();
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tableSanityCheck(testObjects.torture, 9, 4);
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assertEquals('New cell was added after colspanned cell',
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1, testObjects.torture.rows[0].columns[3].colSpan);
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assertEquals('New cell was added and returned',
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testObjects.torture.rows[0].columns[3].element,
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cells[0]);
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}
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function testInsertColumnAtSpanningColSpan() {
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assertEquals('Existing cell has expected colspan',
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3, testObjects.torture.rows[4].columns[1].colSpan);
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var cells = testObjects.torture.insertColumn(1);
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tableSanityCheck(testObjects.torture, 9, 4);
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assertEquals('Existing cell increased colspan',
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4, testObjects.torture.rows[4].columns[1].colSpan);
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assertEquals('3 cells weren\'t created due to existing colspans',
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6, cells.length);
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}
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function testRemoveFirstRow() {
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var originalRow = testElements.basic.getElementsByTagName('tr')[0];
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testObjects.basic.removeRow(0);
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tableSanityCheck(testObjects.basic, 3, 3);
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assertNotEquals('Row was removed from table element',
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originalRow, testElements.basic.getElementsByTagName('tr')[0]);
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}
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function testRemoveLastRow() {
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var originalRow = testElements.basic.getElementsByTagName('tr')[3];
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testObjects.basic.removeRow(3);
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tableSanityCheck(testObjects.basic, 3, 3);
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assertNotEquals('Row was removed from table element',
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originalRow, testElements.basic.getElementsByTagName('tr')[3]);
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}
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function testRemoveMiddleRow() {
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var originalRow = testElements.basic.getElementsByTagName('tr')[2];
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testObjects.basic.removeRow(2);
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tableSanityCheck(testObjects.basic, 3, 3);
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assertNotEquals('Row was removed from table element',
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originalRow, testElements.basic.getElementsByTagName('tr')[2]);
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}
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function testRemoveRowAtBeginingRowSpan() {
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var originalRow = testObjects.torture.removeRow(0);
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tableSanityCheck(testObjects.torture, 8, 3);
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assertNotEquals('Row was removed from table element',
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originalRow, testElements.basic.getElementsByTagName('tr')[0]);
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assertEquals('Rowspan correctly adjusted',
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1, testObjects.torture.rows[0].columns[0].rowSpan);
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}
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function testRemoveRowAtEndingRowSpan() {
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var originalRow = testElements.torture.getElementsByTagName('tr')[8];
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testObjects.torture.removeRow(8);
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tableSanityCheck(testObjects.torture, 8, 3);
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assertNotEquals('Row was removed from table element',
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originalRow, testElements.basic.getElementsByTagName('tr')[8]);
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assertEquals('Rowspan correctly adjusted',
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3, testObjects.torture.rows[7].columns[2].rowSpan);
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}
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function testRemoveRowAtSpanningRowSpan() {
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var originalRow = testElements.torture.getElementsByTagName('tr')[7];
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testObjects.torture.removeRow(7);
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tableSanityCheck(testObjects.torture, 8, 3);
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assertNotEquals('Row was removed from table element',
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originalRow, testElements.basic.getElementsByTagName('tr')[7]);
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assertEquals('Rowspan correctly adjusted',
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3, testObjects.torture.rows[6].columns[2].rowSpan);
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}
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function _testRemoveColumn(index) {
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var sampleCell = testElements.basic.getElementsByTagName(
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'tr')[0].getElementsByTagName('th')[index];
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testObjects.basic.removeColumn(index);
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tableSanityCheck(testObjects.basic, 4, 2);
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assertNotEquals(
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'Test cell removed from column',
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sampleCell,
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testElements.basic.getElementsByTagName(
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'tr')[0].getElementsByTagName('th')[index]);
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}
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function testRemoveFirstColumn() {
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_testRemoveColumn(0);
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}
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function testRemoveMiddleColumn() {
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_testRemoveColumn(1);
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}
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function testRemoveLastColumn() {
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_testRemoveColumn(2);
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}
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function testRemoveColumnAtStartingColSpan() {
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testObjects.torture.removeColumn(0);
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tableSanityCheck(testObjects.torture, 9, 2);
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assertEquals('Colspan was decremented correctly',
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1,
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testElements.torture.getElementsByTagName(
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'tr')[5].getElementsByTagName('th')[0].colSpan);
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}
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function testRemoveColumnAtEndingColSpan() {
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testObjects.torture.removeColumn(2);
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tableSanityCheck(testObjects.torture, 9, 2);
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assertEquals('Colspan was decremented correctly',
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1,
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testElements.torture.getElementsByTagName(
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'tr')[1].getElementsByTagName('td')[0].colSpan);
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}
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function testRemoveColumnAtSpanningColSpan() {
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testObjects.torture.removeColumn(2);
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tableSanityCheck(testObjects.torture, 9, 2);
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assertEquals('Colspan was decremented correctly',
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2,
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testElements.torture.getElementsByTagName(
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'tr')[4].getElementsByTagName('th')[0].colSpan);
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}
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function testMergeCellsInRow() {
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testObjects.basic.mergeCells(0, 0, 0, 2);
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tableSanityCheck(testObjects.basic, 4, 3);
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var trs = testElements.basic.getElementsByTagName('tr');
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assertEquals('Cells merged',
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1, trs[0].getElementsByTagName('th').length);
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assertEquals('Merged cell has correct colspan',
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3, trs[0].getElementsByTagName('th')[0].colSpan);
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assertEquals('Merged cell has correct rowspan',
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1, trs[0].getElementsByTagName('th')[0].rowSpan);
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}
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function testMergeCellsInColumn() {
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testObjects.basic.mergeCells(0, 0, 2, 0);
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tableSanityCheck(testObjects.basic, 4, 3);
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var trs = testElements.basic.getElementsByTagName('tr');
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assertEquals('Other cells still in row',
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3, trs[0].getElementsByTagName('th').length);
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assertEquals('Merged cell has correct colspan',
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1, trs[0].getElementsByTagName('th')[0].colSpan);
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assertEquals('Merged cell has correct rowspan',
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3, trs[0].getElementsByTagName('th')[0].rowSpan);
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assert('Cell appears in multiple rows after merge',
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testObjects.basic.rows[0].columns[0] ==
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testObjects.basic.rows[2].columns[0]);
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}
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function testMergeCellsInRowAndColumn() {
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testObjects.basic.mergeCells(1, 1, 3, 2);
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tableSanityCheck(testObjects.basic, 4, 3);
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var trs = testElements.basic.getElementsByTagName('tr');
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var mergedCell = trs[1].getElementsByTagName('td')[1];
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assertEquals('Merged cell has correct rowspan',
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3, mergedCell.rowSpan);
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assertEquals('Merged cell has correct colspan',
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2, mergedCell.colSpan);
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}
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function testMergeCellsAlreadyMerged() {
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testObjects.torture.mergeCells(5, 0, 8, 2);
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tableSanityCheck(testObjects.torture, 9, 3);
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var trs = testElements.torture.getElementsByTagName('tr');
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var mergedCell = trs[5].getElementsByTagName('th')[0];
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assertEquals('Merged cell has correct rowspan',
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4, mergedCell.rowSpan);
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assertEquals('Merged cell has correct colspan',
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3, mergedCell.colSpan);
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}
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function testIllegalMergeNonRectangular() {
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// This should fail because it involves trying to merge two parts
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// of a 3-colspan cell with other cells
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var mergeSucceeded = testObjects.torture.mergeCells(3, 1, 5, 2);
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if (mergeSucceeded) {
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throw 'EditableTable allowed impossible merge!';
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}
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tableSanityCheck(testObjects.torture, 9, 3);
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}
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function testIllegalMergeSingleCell() {
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// This should fail because it involves merging a single cell
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var mergeSucceeded = testObjects.torture.mergeCells(0, 1, 0, 1);
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if (mergeSucceeded) {
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throw 'EditableTable allowed impossible merge!';
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}
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tableSanityCheck(testObjects.torture, 9, 3);
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}
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function testSplitCell() {
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testObjects.torture.splitCell(1, 1);
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tableSanityCheck(testObjects.torture, 9, 3);
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var trs = testElements.torture.getElementsByTagName('tr');
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assertEquals('Cell was split into multiple columns in row 1',
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3, trs[1].getElementsByTagName('*').length);
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assertEquals('Cell was split into multiple columns in row 2',
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3, trs[2].getElementsByTagName('*').length);
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}
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function testChildTableRowsNotCountedInParentTable() {
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tableSanityCheck(testObjects.nested, 2, 3);
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for (var i = 0; i < testObjects.nested.rows.length; i++) {
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var tr = testObjects.nested.rows[i].element;
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// A tr's parent is tbody, parent of that is table - check to
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// make sure the ancestor table is as expected. This means
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// that none of the child table's rows have been erroneously
|
|
// loaded into the EditableTable.
|
|
assertEquals('Row is child of parent table',
|
|
testElements.nested,
|
|
tr.parentNode.parentNode);
|
|
}
|
|
}
|
|
|
|
}
|
|
/*
|
|
// TODO(user): write more unit tests for selection stuff.
|
|
// The following code is left in here for reference in implementing
|
|
// this TODO.
|
|
|
|
var tds = goog.dom.getElement('test1').getElementsByTagName('td');
|
|
var range = goog.dom.Range.createFromNodes(tds[7], tds[9]);
|
|
range.select();
|
|
var cellSelection = new goog.editor.Table.CellSelection(range);
|
|
assertEquals(0, cellSelection.getFirstColumnIndex());
|
|
assertEquals(2, cellSelection.getLastColumnIndex());
|
|
assertEquals(2, cellSelection.getFirstRowIndex());
|
|
assertEquals(2, cellSelection.getLastRowIndex());
|
|
assertTrue(cellSelection.isRectangle());
|
|
|
|
range = goog.dom.Range.createFromNodes(tds[7], tds[12]);
|
|
range.select();
|
|
var cellSelection2 = new goog.editor.Table.CellSelection(range);
|
|
assertFalse(cellSelection2.isRectangle());
|
|
*/
|