| <!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-processor test</title> |
| |
| <script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script> |
| <script src="../../../bower_components/web-component-tester/browser.js"></script> |
| |
| <link rel="import" href="../../../bower_components/iron-test-helpers/iron-test-helpers.html"> |
| <link rel="import" href="gr-diff-processor.html"> |
| |
| <script>void(0);</script> |
| |
| <test-fixture id="basic"> |
| <template> |
| <gr-diff-processor></gr-diff-processor> |
| </template> |
| </test-fixture> |
| |
| <script> |
| suite('gr-diff-processor tests', function() { |
| var WHOLE_FILE = -1; |
| var loremIpsum = 'Lorem ipsum dolor sit amet, ei nonumes vituperata ius. ' + |
| 'Duo animal omnesque fabellas et. Id has phaedrum dignissim ' + |
| 'deterruisset, pro ei petentium comprehensam, ut vis solum dicta. ' + |
| 'Eos cu aliquam labores qualisque, usu postea inermis te, et solum ' + |
| 'fugit assum per.'; |
| |
| var element; |
| var sandbox; |
| |
| setup(function() { |
| sandbox = sinon.sandbox.create(); |
| }); |
| |
| teardown(function() { |
| sandbox.restore(); |
| }); |
| |
| suite('not logged in', function() { |
| |
| setup(function() { |
| element = fixture('basic'); |
| |
| element.context = 4; |
| }); |
| |
| test('process loaded content', function(done) { |
| 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.', |
| ] |
| }, |
| ]; |
| |
| element.process(content).then(function() { |
| var groups = element.groups; |
| |
| assert.equal(groups.length, 4); |
| |
| var group = groups[0]; |
| assert.equal(group.type, GrDiffGroup.Type.BOTH); |
| assert.equal(group.lines.length, 1); |
| assert.equal(group.lines[0].text, ''); |
| assert.equal(group.lines[0].beforeNumber, GrDiffLine.FILE); |
| assert.equal(group.lines[0].afterNumber, GrDiffLine.FILE); |
| |
| group = groups[1]; |
| 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[2]; |
| 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[3]; |
| 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.', |
| ]); |
| |
| done(); |
| }); |
| }); |
| |
| test('insert context groups', function(done) { |
| 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 context = 10; |
| element.context = context; |
| |
| element.process(content).then(function() { |
| var groups = element.groups; |
| |
| assert.equal(groups[0].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[0].lines.length, 1); |
| assert.equal(groups[0].lines[0].text, ''); |
| assert.equal(groups[0].lines[0].beforeNumber, GrDiffLine.FILE); |
| assert.equal(groups[0].lines[0].afterNumber, GrDiffLine.FILE); |
| |
| assert.equal(groups[1].type, GrDiffGroup.Type.CONTEXT_CONTROL); |
| assert.instanceOf(groups[1].lines[0].contextGroup, GrDiffGroup); |
| assert.equal(groups[1].lines[0].contextGroup.lines.length, 90); |
| groups[1].lines[0].contextGroup.lines.forEach(function(l) { |
| assert.equal(l.text, content[0].ab[0]); |
| }); |
| |
| assert.equal(groups[2].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[2].lines.length, context); |
| groups[2].lines.forEach(function(l) { |
| assert.equal(l.text, content[0].ab[0]); |
| }); |
| |
| assert.equal(groups[3].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[3].lines.length, 1); |
| assert.equal(groups[3].removes.length, 1); |
| assert.equal(groups[3].removes[0].text, |
| 'all work and no play make andybons a dull boy'); |
| |
| assert.equal(groups[4].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[4].lines.length, 5); |
| groups[4].lines.forEach(function(l) { |
| assert.equal(l.text, content[2].ab[0]); |
| }); |
| |
| assert.equal(groups[5].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[5].lines.length, 1); |
| assert.equal(groups[5].adds.length, 1); |
| assert.equal(groups[5].adds[0].text, 'elgoog elgoog elgoog'); |
| |
| assert.equal(groups[6].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[6].lines.length, context); |
| groups[6].lines.forEach(function(l) { |
| assert.equal(l.text, content[4].ab[0]); |
| }); |
| |
| assert.equal(groups[7].type, GrDiffGroup.Type.CONTEXT_CONTROL); |
| assert.instanceOf(groups[7].lines[0].contextGroup, GrDiffGroup); |
| assert.equal(groups[7].lines[0].contextGroup.lines.length, 90); |
| groups[7].lines[0].contextGroup.lines.forEach(function(l) { |
| assert.equal(l.text, content[4].ab[0]); |
| }); |
| |
| done(); |
| }); |
| }); |
| |
| test('insert context groups', function(done) { |
| var 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'); |
| } |
| |
| var context = 10; |
| element.context = context; |
| |
| element.process(content).then(function() { |
| var groups = element.groups; |
| |
| assert.equal(groups[0].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[0].lines.length, 1); |
| assert.equal(groups[0].lines[0].text, ''); |
| assert.equal(groups[0].lines[0].beforeNumber, GrDiffLine.FILE); |
| assert.equal(groups[0].lines[0].afterNumber, GrDiffLine.FILE); |
| |
| assert.equal(groups[1].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[1].lines.length, 1); |
| assert.equal(groups[1].removes.length, 1); |
| assert.equal(groups[1].removes[0].text, |
| 'all work and no play make andybons a dull boy'); |
| |
| assert.equal(groups[2].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[2].lines.length, context); |
| groups[2].lines.forEach(function(l) { |
| assert.equal(l.text, content[1].ab[0]); |
| }); |
| |
| assert.equal(groups[3].type, GrDiffGroup.Type.CONTEXT_CONTROL); |
| assert.instanceOf(groups[3].lines[0].contextGroup, GrDiffGroup); |
| assert.equal(groups[3].lines[0].contextGroup.lines.length, 30); |
| groups[3].lines[0].contextGroup.lines.forEach(function(l) { |
| assert.equal(l.text, content[1].ab[0]); |
| }); |
| |
| assert.equal(groups[4].type, GrDiffGroup.Type.BOTH); |
| assert.equal(groups[4].lines.length, context); |
| groups[4].lines.forEach(function(l) { |
| assert.equal(l.text, content[1].ab[0]); |
| }); |
| |
| assert.equal(groups[5].type, GrDiffGroup.Type.DELTA); |
| assert.equal(groups[5].lines.length, 1); |
| assert.equal(groups[5].adds.length, 1); |
| assert.equal(groups[5].adds[0].text, 'elgoog elgoog elgoog'); |
| |
| done(); |
| }); |
| }); |
| |
| test('break up common diff chunks', function() { |
| element.keyLocations = { |
| left: {1: true}, |
| right: {10: true}, |
| }; |
| var lineNums = {left: 0, right: 0}; |
| |
| var content = [ |
| { |
| ab: [ |
| 'Copyright (C) 2015 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.', |
| ] |
| } |
| ]; |
| var result = element._splitCommonGroupsWithComments(content, lineNums); |
| assert.deepEqual(result, [ |
| { |
| ab: ['Copyright (C) 2015 The Android Open Source Project'], |
| }, |
| { |
| ab: [ |
| '', |
| '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, ', |
| ] |
| }, |
| { |
| ab: [ |
| 'software distributed under the License is distributed on an '], |
| }, |
| { |
| ab: [ |
| '"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.', |
| ] |
| } |
| ]); |
| }); |
| |
| test('breaks-down shared chunks w/ whole-file', function() { |
| var lineNums = {left: 0, right: 0}; |
| var content = [{ |
| ab: _.times(75, function() { return '' + Math.random(); }), |
| }]; |
| element.context = -1; |
| var result = element._splitCommonGroupsWithComments(content, lineNums); |
| assert.equal(result.length, 2); |
| assert.deepEqual(result[0].ab, content[0].ab.slice(0, 5)); |
| assert.deepEqual(result[1].ab, content[0].ab.slice(5)); |
| }); |
| |
| test('does not break-down shared chunks w/ context', function() { |
| var lineNums = {left: 0, right: 0}; |
| var content = [{ |
| ab: _.times(75, function() { return '' + Math.random(); }), |
| }]; |
| element.context = 4; |
| var result = element._splitCommonGroupsWithComments(content, lineNums); |
| assert.deepEqual(result, content); |
| }); |
| |
| test('intraline normalization', function() { |
| // The content and highlights are in the format returned by the Gerrit |
| // REST API. |
| var content = [ |
| ' <section class="summary">', |
| ' <gr-linked-text content="' + |
| '[[_computeCurrentRevisionMessage(change)]]"></gr-linked-text>', |
| ' </section>', |
| ]; |
| var highlights = [ |
| [31, 34], [42, 26] |
| ]; |
| |
| var results = element._normalizeIntralineHighlights(content, |
| highlights); |
| assert.deepEqual(results, [ |
| { |
| contentIndex: 0, |
| startIndex: 31, |
| }, |
| { |
| contentIndex: 1, |
| startIndex: 0, |
| endIndex: 33, |
| }, |
| { |
| contentIndex: 1, |
| startIndex: 75, |
| }, |
| { |
| contentIndex: 2, |
| startIndex: 0, |
| endIndex: 6, |
| } |
| ]); |
| |
| content = [ |
| ' this._path = value.path;', |
| '', |
| ' // When navigating away from the page, there is a ' + |
| 'possibility that the', |
| ' // patch number is no longer a part of the URL ' + |
| '(say when navigating to', |
| ' // the top-level change info view) and therefore ' + |
| 'undefined in `params`.', |
| ' if (!this._patchRange.patchNum) {', |
| ]; |
| highlights = [ |
| [14, 17], |
| [11, 70], |
| [12, 67], |
| [12, 67], |
| [14, 29], |
| ]; |
| results = element._normalizeIntralineHighlights(content, highlights); |
| assert.deepEqual(results, [ |
| { |
| contentIndex: 0, |
| startIndex: 14, |
| endIndex: 31, |
| }, |
| { |
| contentIndex: 2, |
| startIndex: 8, |
| endIndex: 78, |
| }, |
| { |
| contentIndex: 3, |
| startIndex: 11, |
| endIndex: 78, |
| }, |
| { |
| contentIndex: 4, |
| startIndex: 11, |
| endIndex: 78, |
| }, |
| { |
| contentIndex: 5, |
| startIndex: 12, |
| endIndex: 41, |
| } |
| ]); |
| }); |
| |
| test('scrolling pauses rendering', function() { |
| var contentRow = { |
| ab: [ |
| '<!DOCTYPE html>', |
| '<meta charset="utf-8">', |
| ] |
| }; |
| var content = _.times(200, _.constant(contentRow)); |
| sandbox.stub(element, 'async'); |
| element._isScrolling = true; |
| element.process(content); |
| assert.equal(element.groups.length, 1); |
| element._isScrolling = false; |
| element.process(content); |
| assert.equal(element.groups.length, 33); |
| }); |
| |
| suite('gr-diff-processor helpers', function() { |
| var rows; |
| |
| setup(function() { |
| rows = loremIpsum.split(' '); |
| }); |
| |
| test('_sharedGroupsFromRows WHOLE_FILE', function() { |
| var context = WHOLE_FILE; |
| var lineNumbers = {left: 10, right: 100}; |
| var result = element._sharedGroupsFromRows( |
| rows, context, lineNumbers.left, lineNumbers.right, null); |
| |
| // Results in one, uncollapsed group with all rows. |
| assert.equal(result.length, 1); |
| assert.equal(result[0].type, GrDiffGroup.Type.BOTH); |
| assert.equal(result[0].lines.length, rows.length); |
| |
| // Line numbers are set correctly. |
| assert.equal(result[0].lines[0].beforeNumber, lineNumbers.left + 1); |
| assert.equal(result[0].lines[0].afterNumber, lineNumbers.right + 1); |
| |
| assert.equal(result[0].lines[rows.length - 1].beforeNumber, |
| lineNumbers.left + rows.length); |
| assert.equal(result[0].lines[rows.length - 1].afterNumber, |
| lineNumbers.right + rows.length); |
| }); |
| |
| test('_sharedGroupsFromRows context', function() { |
| var context = 10; |
| var result = element._sharedGroupsFromRows( |
| rows, context, 10, 100, null); |
| var expectedCollapseSize = rows.length - 2 * context; |
| |
| assert.equal(result.length, 3, 'Results in three groups'); |
| |
| // The first and last are uncollapsed context, whereas the middle has |
| // a single context-control line. |
| assert.equal(result[0].lines.length, context); |
| assert.equal(result[1].lines.length, 1); |
| assert.equal(result[2].lines.length, context); |
| |
| // The collapsed group has the hidden lines as its context group. |
| assert.equal(result[1].lines[0].contextGroup.lines.length, |
| expectedCollapseSize); |
| }); |
| |
| test('_sharedGroupsFromRows first', function() { |
| var context = 10; |
| var result = element._sharedGroupsFromRows( |
| rows, context, 10, 100, 'first'); |
| var expectedCollapseSize = rows.length - context; |
| |
| assert.equal(result.length, 2, 'Results in two groups'); |
| |
| // Only the first group is collapsed. |
| assert.equal(result[0].lines.length, 1); |
| assert.equal(result[1].lines.length, context); |
| |
| // The collapsed group has the hidden lines as its context group. |
| assert.equal(result[0].lines[0].contextGroup.lines.length, |
| expectedCollapseSize); |
| }); |
| |
| test('_sharedGroupsFromRows few-rows', function() { |
| // Only ten rows. |
| rows = rows.slice(0, 10); |
| var context = 10; |
| var result = element._sharedGroupsFromRows( |
| rows, context, 10, 100, 'first'); |
| |
| // Results in one uncollapsed group with all rows. |
| assert.equal(result.length, 1, 'Results in one group'); |
| assert.equal(result[0].lines.length, rows.length); |
| }); |
| |
| test('_sharedGroupsFromRows no single line collapse', function() { |
| rows = rows.slice(0, 7); |
| var context = 3; |
| var result = element._sharedGroupsFromRows( |
| rows, context, 10, 100); |
| |
| // Results in one uncollapsed group with all rows. |
| assert.equal(result.length, 1, 'Results in one group'); |
| assert.equal(result[0].lines.length, rows.length); |
| }); |
| |
| test('_deltaLinesFromRows', function() { |
| var startLineNum = 10; |
| var result = element._deltaLinesFromRows(GrDiffLine.Type.ADD, rows, |
| startLineNum); |
| |
| assert.equal(result.length, rows.length); |
| assert.equal(result[0].type, GrDiffLine.Type.ADD); |
| assert.equal(result[0].afterNumber, startLineNum + 1); |
| assert.notOk(result[0].beforeNumber); |
| assert.equal(result[result.length - 1].afterNumber, |
| startLineNum + rows.length); |
| assert.notOk(result[result.length - 1].beforeNumber); |
| |
| result = element._deltaLinesFromRows(GrDiffLine.Type.REMOVE, rows, |
| startLineNum); |
| |
| assert.equal(result.length, rows.length); |
| assert.equal(result[0].type, GrDiffLine.Type.REMOVE); |
| assert.equal(result[0].beforeNumber, startLineNum + 1); |
| assert.notOk(result[0].afterNumber); |
| assert.equal(result[result.length - 1].beforeNumber, |
| startLineNum + rows.length); |
| assert.notOk(result[result.length - 1].afterNumber); |
| }); |
| }); |
| |
| suite('_breakdown*', function() { |
| test('_breakdownGroup breaks down additions', function() { |
| sandbox.spy(element, '_breakdown'); |
| var chunk = {b: ['blah', 'blah', 'blah']}; |
| var result = element._breakdownGroup(chunk); |
| assert.deepEqual(result, [chunk]); |
| assert.isTrue(element._breakdown.called); |
| }); |
| |
| test('_breakdown common case', function() { |
| var array = 'Lorem ipsum dolor sit amet, suspendisse inceptos' |
| .split(' '); |
| var size = 3; |
| |
| var result = element._breakdown(array, size); |
| |
| result.forEach(function(subResult) { |
| assert.isAtMost(subResult.length, size); |
| }); |
| var flattened = result |
| .reduce(function(a, b) { return a.concat(b); }, []); |
| assert.deepEqual(flattened, array); |
| }); |
| |
| test('_breakdown smaller than size', function() { |
| var array = 'Lorem ipsum dolor sit amet, suspendisse inceptos' |
| .split(' '); |
| var size = 10; |
| var expected = [array]; |
| |
| var result = element._breakdown(array, size); |
| |
| assert.deepEqual(result, expected); |
| }); |
| |
| test('_breakdown empty', function() { |
| var array = []; |
| var size = 10; |
| var expected = []; |
| |
| var result = element._breakdown(array, size); |
| |
| assert.deepEqual(result, expected); |
| }); |
| }); |
| }); |
| |
| test('detaching cancels', function() { |
| element = fixture('basic'); |
| sandbox.stub(element, 'cancel'); |
| element.detached(); |
| assert(element.cancel.called); |
| }); |
| }); |
| </script> |