| <!DOCTYPE html> |
| <!-- |
| 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. |
| --> |
| |
| <meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes"> |
| <title>gr-diff-builder</title> |
| |
| <script src="../../../bower_components/web-component-tester/browser.js"></script> |
| <script src="gr-diff-line.js"></script> |
| <script src="gr-diff-group.js"></script> |
| <script src="gr-diff-builder.js"></script> |
| |
| <script> |
| suite('gr-diff-builder tests', function() { |
| |
| test('process loaded content', function() { |
| var content = [ |
| { |
| ab: [ |
| '<!DOCTYPE html>', |
| '<meta charset="utf-8">', |
| ] |
| }, |
| { |
| a: [ |
| ' Welcome ', |
| ' to the wooorld of tomorrow!', |
| ], |
| b: [ |
| ' Hello, world!', |
| ], |
| }, |
| { |
| ab: [ |
| 'Leela: This is the only place the ship can’t hear us, so ', |
| 'everyone pretend to shower.', |
| 'Fry: Same as every day. Got it.', |
| ] |
| }, |
| ]; |
| var groups = []; |
| GrDiffBuilder.prototype._processContent(content, groups, -1); |
| |
| assert.equal(groups.length, 3); |
| |
| var group = groups[0]; |
| assert.equal(group.type, GrDiffGroup.Type.BOTH); |
| assert.equal(group.lines.length, 2); |
| assert.equal(group.lines.length, 2); |
| |
| function beforeNumberFn(l) { return l.beforeNumber; } |
| function afterNumberFn(l) { return l.afterNumber; } |
| function textFn(l) { return l.text; } |
| |
| assert.deepEqual(group.lines.map(beforeNumberFn), [1, 2]); |
| assert.deepEqual(group.lines.map(afterNumberFn), [1, 2]); |
| assert.deepEqual(group.lines.map(textFn), [ |
| '<!DOCTYPE html>', |
| '<meta charset="utf-8">', |
| ]); |
| |
| group = groups[1]; |
| assert.equal(group.type, GrDiffGroup.Type.DELTA); |
| assert.equal(group.lines.length, 3); |
| assert.equal(group.adds.length, 1); |
| assert.equal(group.removes.length, 2); |
| assert.deepEqual(group.removes.map(beforeNumberFn), [3, 4]); |
| assert.deepEqual(group.adds.map(afterNumberFn), [3]); |
| assert.deepEqual(group.removes.map(textFn), [ |
| ' Welcome ', |
| ' to the wooorld of tomorrow!', |
| ]); |
| assert.deepEqual(group.adds.map(textFn), [ |
| ' Hello, world!', |
| ]); |
| |
| group = groups[2]; |
| assert.equal(group.type, GrDiffGroup.Type.BOTH); |
| assert.equal(group.lines.length, 3); |
| assert.deepEqual(group.lines.map(beforeNumberFn), [5, 6, 7]); |
| assert.deepEqual(group.lines.map(afterNumberFn), [4, 5, 6]); |
| assert.deepEqual(group.lines.map(textFn), [ |
| 'Leela: This is the only place the ship can’t hear us, so ', |
| 'everyone pretend to shower.', |
| 'Fry: Same as every day. Got it.', |
| ]); |
| }); |
| |
| test('insert context groups', function() { |
| var content = [ |
| {ab: []}, |
| {a: ['all work and no play make andybons a dull boy']}, |
| {ab: []}, |
| {b: ['elgoog elgoog elgoog']}, |
| {ab: []}, |
| ]; |
| for (var i = 0; i < 100; i++) { |
| content[0].ab.push('all work and no play make jack a dull boy'); |
| content[4].ab.push('all work and no play make jill a dull girl'); |
| } |
| for (var i = 0; i < 5; i++) { |
| content[2].ab.push('no tv and no beer make homer go crazy'); |
| } |
| var groups = []; |
| var context = 10; |
| |
| GrDiffBuilder.prototype._processContent(content, groups, context); |
| |
| assert.equal(groups[0].type, GrDiffGroup.Type.CONTEXT_CONTROL); |
| assert.equal(groups[0].lines[0].contextLines.length, 90); |
| groups[0].lines[0].contextLines.forEach(function(l) { |
| assert.equal(l.text, content[0].ab[0]); |
| }); |
| |
| assert.equal(groups[1].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[1].lines.length, context); |
| groups[1].lines.forEach(function(l) { |
| assert.equal(l.text, content[0].ab[0]); |
| }); |
| |
| assert.equal(groups[2].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[2].lines.length, 1); |
| assert.equal(groups[2].removes.length, 1); |
| assert.equal(groups[2].removes[0].text, |
| 'all work and no play make andybons a dull boy'); |
| |
| assert.equal(groups[3].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[3].lines.length, 5); |
| groups[3].lines.forEach(function(l) { |
| assert.equal(l.text, content[2].ab[0]); |
| }); |
| |
| assert.equal(groups[4].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[4].lines.length, 1); |
| assert.equal(groups[4].adds.length, 1); |
| assert.equal(groups[4].adds[0].text, 'elgoog elgoog elgoog'); |
| |
| assert.equal(groups[5].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[5].lines.length, context); |
| groups[5].lines.forEach(function(l) { |
| assert.equal(l.text, content[4].ab[0]); |
| }); |
| |
| assert.equal(groups[6].type, GrDiffGroup.Type.CONTEXT_CONTROL); |
| assert.equal(groups[6].lines[0].contextLines.length, 90); |
| groups[6].lines[0].contextLines.forEach(function(l) { |
| assert.equal(l.text, content[4].ab[0]); |
| }); |
| |
| content = [ |
| {a: ['all work and no play make andybons a dull boy']}, |
| {ab: []}, |
| {b: ['elgoog elgoog elgoog']}, |
| ]; |
| for (var i = 0; i < 50; i++) { |
| content[1].ab.push('no tv and no beer make homer go crazy'); |
| } |
| groups = []; |
| |
| GrDiffBuilder.prototype._processContent(content, groups, 10); |
| |
| assert.equal(groups[0].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[0].lines.length, 1); |
| assert.equal(groups[0].removes.length, 1); |
| assert.equal(groups[0].removes[0].text, |
| 'all work and no play make andybons a dull boy'); |
| |
| assert.equal(groups[1].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[1].lines.length, context); |
| groups[1].lines.forEach(function(l) { |
| assert.equal(l.text, content[1].ab[0]); |
| }); |
| |
| assert.equal(groups[2].type, GrDiffGroup.Type.CONTEXT_CONTROL); |
| assert.equal(groups[2].lines[0].contextLines.length, 30); |
| groups[2].lines[0].contextLines.forEach(function(l) { |
| assert.equal(l.text, content[1].ab[0]); |
| }); |
| |
| assert.equal(groups[3].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[3].lines.length, context); |
| groups[3].lines.forEach(function(l) { |
| assert.equal(l.text, content[1].ab[0]); |
| }); |
| |
| assert.equal(groups[4].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[4].lines.length, 1); |
| assert.equal(groups[4].adds.length, 1); |
| assert.equal(groups[4].adds[0].text, 'elgoog elgoog elgoog'); |
| }); |
| |
| test('newlines', function() { |
| var prefs = { |
| line_length: 10, |
| tab_size: 4, |
| }; |
| var builder = new GrDiffBuilder({content: []}, prefs); |
| |
| var text = 'abcdef'; |
| assert.equal(builder._addNewlines(text, text), text); |
| text = 'a'.repeat(20); |
| assert.equal(builder._addNewlines(text, text), |
| 'a'.repeat(10) + |
| GrDiffBuilder.LINE_FEED_HTML + |
| 'a'.repeat(10)); |
| |
| text = '<span class="thumbsup">👍</span>'; |
| var html = '<span class="thumbsup">👍</span>'; |
| assert.equal(builder._addNewlines(text, html), |
| '<span clas' + |
| GrDiffBuilder.LINE_FEED_HTML + |
| 's="thumbsu' + |
| GrDiffBuilder.LINE_FEED_HTML + |
| 'p">👍</spa' + |
| GrDiffBuilder.LINE_FEED_HTML + |
| 'n>'); |
| |
| text = '01234\t56789'; |
| assert.equal(builder._addNewlines(text, text), |
| '01234\t5' + |
| GrDiffBuilder.LINE_FEED_HTML + |
| '6789'); |
| }); |
| |
| test('tab wrapper insertion', function() { |
| var prefs = { |
| show_tabs: true, |
| tab_size: 4, |
| }; |
| var builder = new GrDiffBuilder({content: []}, prefs); |
| |
| var html = 'abc\tdef'; |
| var wrapper = builder._getTabWrapper(prefs.tab_size, prefs.show_tabs); |
| assert.ok(wrapper); |
| assert.isAbove(wrapper.length, 0); |
| assert.equal(builder._addTabWrappers(html), 'abc' + wrapper + 'def'); |
| assert.throws(builder._getTabWrapper.bind( |
| builder, |
| '"><img src="/" onerror="alert(1);"><span class="', |
| true)); |
| }); |
| }); |
| </script> |
