| /** |
| * @license |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| import '../../../test/common-test-setup-karma.js'; |
| import './gr-diff-selection.js'; |
| import {html} from '@polymer/polymer/lib/utils/html-tag.js'; |
| |
| // Splitting long lines in html into shorter rows breaks tests: |
| // zero-length text nodes and new lines are not expected in some places |
| /* eslint-disable max-len */ |
| const basicFixture = fixtureFromTemplate(html` |
| <gr-diff-selection> |
| <table id="diffTable" class="side-by-side"> |
| <tr class="diff-row"> |
| <td class="blame" data-line-number="1"></td> |
| <td class="lineNum left" data-value="1">1</td> |
| <td class="content"> |
| <div class="contentText" data-side="left">ba ba</div> |
| <div data-side="left"> |
| <div class="comment-thread"> |
| <div class="gr-formatted-text message"> |
| <span id="output" class="gr-linked-text">This is a comment</span> |
| </div> |
| </div> |
| </div> |
| </td> |
| <td class="lineNum right" data-value="1">1</td> |
| <td class="content"> |
| <div class="contentText" data-side="right">some other text</div> |
| </td> |
| </tr> |
| <tr class="diff-row"> |
| <td class="blame" data-line-number="2"></td> |
| <td class="lineNum left" data-value="2">2</td> |
| <td class="content"> |
| <div class="contentText" data-side="left">zin</div> |
| </td> |
| <td class="lineNum right" data-value="2">2</td> |
| <td class="content"> |
| <div class="contentText" data-side="right">more more more</div> |
| <div data-side="right"> |
| <div class="comment-thread"> |
| <div class="gr-formatted-text message"> |
| <span id="output" class="gr-linked-text">This is a comment on the right</span> |
| </div> |
| </div> |
| </div> |
| </td> |
| </tr> |
| <tr class="diff-row"> |
| <td class="blame" data-line-number="3"></td> |
| <td class="lineNum left" data-value="3">3</td> |
| <td class="content"> |
| <div class="contentText" data-side="left">ga ga</div> |
| <div data-side="left"> |
| <div class="comment-thread"> |
| <div class="gr-formatted-text message"> |
| <span id="output" class="gr-linked-text">This is <a>a</a> different comment 💩 unicode is fun</span> |
| </div> |
| </div> |
| </div> |
| </td> |
| <td class="lineNum right" data-value="3">3</td> |
| </tr> |
| <tr class="diff-row"> |
| <td class="blame" data-line-number="4"></td> |
| <td class="lineNum left" data-value="4">4</td> |
| <td class="content"> |
| <div class="contentText" data-side="left">ga ga</div> |
| <div data-side="left"> |
| <div class="comment-thread"> |
| <textarea data-side="right">test for textarea copying</textarea> |
| </div> |
| </div> |
| </td> |
| <td class="lineNum right" data-value="4">4</td> |
| </tr> |
| <tr class="not-diff-row"> |
| <td class="other"> |
| <div class="contentText" data-side="right">some other text</div> |
| </td> |
| </tr> |
| </table> |
| </gr-diff-selection> |
| `); |
| /* eslint-enable max-len */ |
| |
| suite('gr-diff-selection', () => { |
| let element; |
| |
| const emulateCopyOn = function(target) { |
| const fakeEvent = { |
| target, |
| preventDefault: sinon.stub(), |
| clipboardData: { |
| setData: sinon.stub(), |
| }, |
| }; |
| element._getCopyEventTarget.returns(target); |
| element._handleCopy(fakeEvent); |
| return fakeEvent; |
| }; |
| |
| setup(() => { |
| element = basicFixture.instantiate(); |
| |
| sinon.stub(element, '_getCopyEventTarget'); |
| element._cachedDiffBuilder = { |
| getLineElByChild: sinon.stub().returns({}), |
| getSideByLineEl: sinon.stub(), |
| diffElement: element.querySelector('#diffTable'), |
| }; |
| element.diff = { |
| content: [ |
| { |
| a: ['ba ba'], |
| b: ['some other text'], |
| }, |
| { |
| a: ['zin'], |
| b: ['more more more'], |
| }, |
| { |
| a: ['ga ga'], |
| b: ['some other text'], |
| }, |
| ], |
| }; |
| }); |
| |
| test('applies selected-left on left side click', () => { |
| element.classList.add('selected-right'); |
| element._cachedDiffBuilder.getSideByLineEl.returns('left'); |
| MockInteractions.down(element); |
| assert.isTrue( |
| element.classList.contains('selected-left'), 'adds selected-left'); |
| assert.isFalse( |
| element.classList.contains('selected-right'), |
| 'removes selected-right'); |
| }); |
| |
| test('applies selected-right on right side click', () => { |
| element.classList.add('selected-left'); |
| element._cachedDiffBuilder.getSideByLineEl.returns('right'); |
| MockInteractions.down(element); |
| assert.isTrue( |
| element.classList.contains('selected-right'), 'adds selected-right'); |
| assert.isFalse( |
| element.classList.contains('selected-left'), 'removes selected-left'); |
| }); |
| |
| test('applies selected-blame on blame click', () => { |
| element.classList.add('selected-left'); |
| element.diffBuilder.getLineElByChild.returns(null); |
| sinon.stub(element, '_elementDescendedFromClass').callsFake( |
| (el, className) => className === 'blame'); |
| MockInteractions.down(element); |
| assert.isTrue( |
| element.classList.contains('selected-blame'), 'adds selected-right'); |
| assert.isFalse( |
| element.classList.contains('selected-left'), 'removes selected-left'); |
| }); |
| |
| test('ignores copy for non-content Element', () => { |
| sinon.stub(element, '_getSelectedText'); |
| emulateCopyOn(element.querySelector('.not-diff-row')); |
| assert.isFalse(element._getSelectedText.called); |
| }); |
| |
| test('asks for text for left side Elements', () => { |
| element._cachedDiffBuilder.getSideByLineEl.returns('left'); |
| sinon.stub(element, '_getSelectedText'); |
| emulateCopyOn(element.querySelector('div.contentText')); |
| assert.deepEqual(['left', false], element._getSelectedText.lastCall.args); |
| }); |
| |
| test('reacts to copy for content Elements', () => { |
| sinon.stub(element, '_getSelectedText'); |
| emulateCopyOn(element.querySelector('div.contentText')); |
| assert.isTrue(element._getSelectedText.called); |
| }); |
| |
| test('copy event is prevented for content Elements', () => { |
| sinon.stub(element, '_getSelectedText'); |
| element._cachedDiffBuilder.getSideByLineEl.returns('left'); |
| element._getSelectedText.returns('test'); |
| const event = emulateCopyOn(element.querySelector('div.contentText')); |
| assert.isTrue(event.preventDefault.called); |
| }); |
| |
| test('inserts text into clipboard on copy', () => { |
| sinon.stub(element, '_getSelectedText').returns('the text'); |
| const event = emulateCopyOn(element.querySelector('div.contentText')); |
| assert.deepEqual( |
| ['Text', 'the text'], event.clipboardData.setData.lastCall.args); |
| }); |
| |
| test('_setClasses adds given SelectionClass values, removes others', () => { |
| element.classList.add('selected-right'); |
| element._setClasses(['selected-comment', 'selected-left']); |
| assert.isTrue(element.classList.contains('selected-comment')); |
| assert.isTrue(element.classList.contains('selected-left')); |
| assert.isFalse(element.classList.contains('selected-right')); |
| assert.isFalse(element.classList.contains('selected-blame')); |
| |
| element._setClasses(['selected-blame']); |
| assert.isFalse(element.classList.contains('selected-comment')); |
| assert.isFalse(element.classList.contains('selected-left')); |
| assert.isFalse(element.classList.contains('selected-right')); |
| assert.isTrue(element.classList.contains('selected-blame')); |
| }); |
| |
| test('_setClasses removes before it ads', () => { |
| element.classList.add('selected-right'); |
| const addStub = sinon.stub(element.classList, 'add'); |
| const removeStub = sinon.stub(element.classList, 'remove').callsFake( |
| () => { |
| assert.isFalse(addStub.called); |
| }); |
| element._setClasses(['selected-comment', 'selected-left']); |
| assert.isTrue(addStub.called); |
| assert.isTrue(removeStub.called); |
| }); |
| |
| test('copies content correctly', () => { |
| // Fetch the line number. |
| element._cachedDiffBuilder.getLineElByChild = function(child) { |
| while (!child.classList.contains('content') && child.parentElement) { |
| child = child.parentElement; |
| } |
| return child.previousElementSibling; |
| }; |
| |
| element.classList.add('selected-left'); |
| element.classList.remove('selected-right'); |
| |
| const selection = window.getSelection(); |
| selection.removeAllRanges(); |
| const range = document.createRange(); |
| range.setStart(element.querySelector('div.contentText').firstChild, 3); |
| range.setEnd( |
| element.querySelectorAll('div.contentText')[4].firstChild, 2); |
| selection.addRange(range); |
| assert.equal(element._getSelectedText('left'), 'ba\nzin\nga'); |
| }); |
| |
| test('copies comments', () => { |
| element.classList.add('selected-left'); |
| element.classList.add('selected-comment'); |
| element.classList.remove('selected-right'); |
| const selection = window.getSelection(); |
| selection.removeAllRanges(); |
| const range = document.createRange(); |
| range.setStart( |
| element.querySelector('.gr-formatted-text *').firstChild, 3); |
| range.setEnd( |
| element.querySelectorAll('.gr-formatted-text *')[2].childNodes[2], 7); |
| selection.addRange(range); |
| assert.equal('s is a comment\nThis is a differ', |
| element._getSelectedText('left', true)); |
| }); |
| |
| test('respects astral chars in comments', () => { |
| element.classList.add('selected-left'); |
| element.classList.add('selected-comment'); |
| element.classList.remove('selected-right'); |
| const selection = window.getSelection(); |
| selection.removeAllRanges(); |
| const range = document.createRange(); |
| const nodes = element.querySelectorAll('.gr-formatted-text *'); |
| range.setStart(nodes[2].childNodes[2], 13); |
| range.setEnd(nodes[2].childNodes[2], 23); |
| selection.addRange(range); |
| assert.equal('mment 💩 u', |
| element._getSelectedText('left', true)); |
| }); |
| |
| test('defers to default behavior for textarea', () => { |
| element.classList.add('selected-left'); |
| element.classList.remove('selected-right'); |
| const selectedTextSpy = sinon.spy(element, '_getSelectedText'); |
| emulateCopyOn(element.querySelector('textarea')); |
| assert.isFalse(selectedTextSpy.called); |
| }); |
| |
| test('regression test for 4794', () => { |
| element._cachedDiffBuilder.getLineElByChild = function(child) { |
| while (!child.classList.contains('content') && child.parentElement) { |
| child = child.parentElement; |
| } |
| return child.previousElementSibling; |
| }; |
| |
| element.classList.add('selected-right'); |
| element.classList.remove('selected-left'); |
| |
| const selection = window.getSelection(); |
| selection.removeAllRanges(); |
| const range = document.createRange(); |
| range.setStart( |
| element.querySelectorAll('div.contentText')[1].firstChild, 4); |
| range.setEnd( |
| element.querySelectorAll('div.contentText')[1].firstChild, 10); |
| selection.addRange(range); |
| assert.equal(element._getSelectedText('right'), ' other'); |
| }); |
| |
| test('copies to end of side (issue 7895)', () => { |
| element._cachedDiffBuilder.getLineElByChild = function(child) { |
| // Return null for the end container. |
| if (child.textContent === 'ga ga') { return null; } |
| while (!child.classList.contains('content') && child.parentElement) { |
| child = child.parentElement; |
| } |
| return child.previousElementSibling; |
| }; |
| element.classList.add('selected-left'); |
| element.classList.remove('selected-right'); |
| const selection = window.getSelection(); |
| selection.removeAllRanges(); |
| const range = document.createRange(); |
| range.setStart(element.querySelector('div.contentText').firstChild, 3); |
| range.setEnd( |
| element.querySelectorAll('div.contentText')[4].firstChild, 2); |
| selection.addRange(range); |
| assert.equal(element._getSelectedText('left'), 'ba\nzin\nga'); |
| }); |
| |
| suite('_getTextContentForRange', () => { |
| let selection; |
| let range; |
| let nodes; |
| |
| setup(() => { |
| element.classList.add('selected-left'); |
| element.classList.add('selected-comment'); |
| element.classList.remove('selected-right'); |
| selection = window.getSelection(); |
| selection.removeAllRanges(); |
| range = document.createRange(); |
| nodes = element.querySelectorAll('.gr-formatted-text *'); |
| }); |
| |
| test('multi level element contained in range', () => { |
| range.setStart(nodes[2].childNodes[0], 1); |
| range.setEnd(nodes[2].childNodes[2], 7); |
| selection.addRange(range); |
| assert.equal(element._getTextContentForRange(element, selection, range), |
| 'his is a differ'); |
| }); |
| |
| test('multi level element as startContainer of range', () => { |
| range.setStart(nodes[2].childNodes[1], 0); |
| range.setEnd(nodes[2].childNodes[2], 7); |
| selection.addRange(range); |
| assert.equal(element._getTextContentForRange(element, selection, range), |
| 'a differ'); |
| }); |
| |
| test('startContainer === endContainer', () => { |
| range.setStart(nodes[0].firstChild, 2); |
| range.setEnd(nodes[0].firstChild, 12); |
| selection.addRange(range); |
| assert.equal(element._getTextContentForRange(element, selection, range), |
| 'is is a co'); |
| }); |
| }); |
| |
| test('cache is reset when diff changes', () => { |
| element._linesCache = {left: 'test', right: 'test'}; |
| element.diff = {}; |
| flush(); |
| assert.deepEqual(element._linesCache, {left: null, right: null}); |
| }); |
| }); |
| |
