| /** |
| * @license |
| * Copyright 2016 Google LLC |
| * SPDX-License-Identifier: Apache-2.0 |
| */ |
| import '../../../test/common-test-setup'; |
| import './gr-diff-processor'; |
| import {GrDiffLine} from '../gr-diff/gr-diff-line'; |
| import {GrDiffGroup, GrDiffGroupType} from '../gr-diff/gr-diff-group'; |
| import {GrDiffProcessor, ProcessingOptions, State} from './gr-diff-processor'; |
| import {DiffContent} from '../../../types/diff'; |
| import {assert} from '@open-wc/testing'; |
| import {FILE, GrDiffLineType} from '../../../api/diff'; |
| import {FULL_CONTEXT} from '../gr-diff/gr-diff-utils'; |
| |
| suite('gr-diff-processor tests', () => { |
| const 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.'; |
| |
| let processor: GrDiffProcessor; |
| let options: ProcessingOptions = { |
| context: 4, |
| }; |
| |
| setup(() => {}); |
| |
| suite('not logged in', () => { |
| setup(() => { |
| options = {context: 4}; |
| processor = new GrDiffProcessor(options); |
| }); |
| |
| test('process loaded content', async () => { |
| const content: DiffContent[] = [ |
| { |
| 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.', |
| ], |
| }, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| assert.equal(groups.length, 4); |
| |
| let group = groups[0]; |
| assert.equal(group.type, GrDiffGroupType.BOTH); |
| assert.equal(group.lines.length, 1); |
| assert.equal(group.lines[0].text, ''); |
| assert.equal(group.lines[0].beforeNumber, FILE); |
| assert.equal(group.lines[0].afterNumber, FILE); |
| |
| group = groups[1]; |
| assert.equal(group.type, GrDiffGroupType.BOTH); |
| assert.equal(group.lines.length, 2); |
| |
| function beforeNumberFn(l: GrDiffLine) { |
| return l.beforeNumber; |
| } |
| function afterNumberFn(l: GrDiffLine) { |
| return l.afterNumber; |
| } |
| function textFn(l: GrDiffLine) { |
| 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, GrDiffGroupType.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, GrDiffGroupType.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('first group is for file', async () => { |
| const content = [{b: ['foo']}]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| assert.equal(groups[0].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[0].lines.length, 1); |
| assert.equal(groups[0].lines[0].text, ''); |
| assert.equal(groups[0].lines[0].beforeNumber, FILE); |
| assert.equal(groups[0].lines[0].afterNumber, FILE); |
| }); |
| |
| suite('context groups', async () => { |
| test('at the beginning, larger than context', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| { |
| ab: Array.from<string>({length: 100}).fill( |
| 'all work and no play make jack a dull boy' |
| ), |
| }, |
| {a: ['all work and no play make andybons a dull boy']}, |
| ]; |
| |
| const groups = await processor.process(content); |
| // group[0] is the LOST group |
| // group[1] is the FILE group |
| |
| assert.equal(groups[2].type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.instanceOf(groups[2].contextGroups[0], GrDiffGroup); |
| assert.equal(groups[2].contextGroups[0].lines.length, 90); |
| for (const l of groups[2].contextGroups[0].lines) { |
| assert.equal(l.text, 'all work and no play make jack a dull boy'); |
| } |
| |
| assert.equal(groups[3].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[3].lines.length, 10); |
| for (const l of groups[3].lines) { |
| assert.equal(l.text, 'all work and no play make jack a dull boy'); |
| } |
| }); |
| |
| test('at the beginning with skip chunks', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| { |
| ab: Array.from<string>({length: 20}).fill( |
| 'all work and no play make jack a dull boy' |
| ), |
| }, |
| {skip: 43900}, |
| {ab: Array.from<string>({length: 30}).fill('some other content')}, |
| {a: ['some other content']}, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| |
| const commonGroup = groups[1]; |
| |
| // Hidden context before |
| assert.equal(commonGroup.type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.instanceOf(commonGroup.contextGroups[0], GrDiffGroup); |
| assert.equal(commonGroup.contextGroups[0].lines.length, 20); |
| for (const l of commonGroup.contextGroups[0].lines) { |
| assert.equal(l.text, 'all work and no play make jack a dull boy'); |
| } |
| |
| // Skipped group |
| const skipGroup = commonGroup.contextGroups[1]; |
| assert.equal(skipGroup.skip, 43900); |
| const expectedRange = { |
| left: {start_line: 21, end_line: 43920}, |
| right: {start_line: 21, end_line: 43920}, |
| }; |
| assert.deepEqual(skipGroup.lineRange, expectedRange); |
| |
| // Hidden context after |
| assert.equal(commonGroup.contextGroups[2].lines.length, 20); |
| for (const l of commonGroup.contextGroups[2].lines) { |
| assert.equal(l.text, 'some other content'); |
| } |
| |
| // Displayed lines |
| assert.equal(groups[2].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[2].lines.length, 10); |
| for (const l of groups[2].lines) { |
| assert.equal(l.text, 'some other content'); |
| } |
| }); |
| |
| test('at the beginning, smaller than context', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| { |
| ab: Array.from<string>({length: 5}).fill( |
| 'all work and no play make jack a dull boy' |
| ), |
| }, |
| {a: ['all work and no play make andybons a dull boy']}, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| |
| assert.equal(groups[1].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[1].lines.length, 5); |
| for (const l of groups[1].lines) { |
| assert.equal(l.text, 'all work and no play make jack a dull boy'); |
| } |
| }); |
| |
| test('at the end, larger than context', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| {a: ['all work and no play make andybons a dull boy']}, |
| { |
| ab: Array.from<string>({length: 100}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| // group[1] is the "a" group |
| |
| assert.equal(groups[2].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[2].lines.length, 10); |
| for (const l of groups[2].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| |
| assert.equal(groups[3].type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.instanceOf(groups[3].contextGroups[0], GrDiffGroup); |
| assert.equal(groups[3].contextGroups[0].lines.length, 90); |
| for (const l of groups[3].contextGroups[0].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| }); |
| |
| test('at the end, smaller than context', async () => { |
| options.context = 10; |
| const content = [ |
| {a: ['all work and no play make andybons a dull boy']}, |
| { |
| ab: Array.from<string>({length: 5}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| // group[1] is the "a" group |
| |
| assert.equal(groups[2].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[2].lines.length, 5); |
| for (const l of groups[2].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| }); |
| |
| test('for interleaved ab and common: true chunks', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| {a: ['all work and no play make andybons a dull boy']}, |
| { |
| ab: Array.from<string>({length: 3}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| { |
| a: Array.from<string>({length: 3}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| b: Array.from<string>({length: 3}).fill( |
| ' all work and no play make jill a dull girl' |
| ), |
| common: true, |
| }, |
| { |
| ab: Array.from<string>({length: 3}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| { |
| a: Array.from<string>({length: 3}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| b: Array.from<string>({length: 3}).fill( |
| ' all work and no play make jill a dull girl' |
| ), |
| common: true, |
| }, |
| { |
| ab: Array.from<string>({length: 3}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| // group[1] is the "a" group |
| |
| // The first three interleaved chunks are completely shown because |
| // they are part of the context (3 * 3 <= 10) |
| |
| assert.equal(groups[2].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[2].lines.length, 3); |
| for (const l of groups[2].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| |
| assert.equal(groups[3].type, GrDiffGroupType.DELTA); |
| assert.equal(groups[3].lines.length, 6); |
| assert.equal(groups[3].adds.length, 3); |
| assert.equal(groups[3].removes.length, 3); |
| for (const l of groups[3].removes) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| for (const l of groups[3].adds) { |
| assert.equal(l.text, ' all work and no play make jill a dull girl'); |
| } |
| |
| assert.equal(groups[4].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[4].lines.length, 3); |
| for (const l of groups[4].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| |
| // The next chunk is partially shown, so it results in two groups |
| |
| assert.equal(groups[5].type, GrDiffGroupType.DELTA); |
| assert.equal(groups[5].lines.length, 2); |
| assert.equal(groups[5].adds.length, 1); |
| assert.equal(groups[5].removes.length, 1); |
| for (const l of groups[5].removes) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| for (const l of groups[5].adds) { |
| assert.equal(l.text, ' all work and no play make jill a dull girl'); |
| } |
| |
| assert.equal(groups[6].type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.equal(groups[6].contextGroups.length, 2); |
| |
| assert.equal(groups[6].contextGroups[0].lines.length, 4); |
| assert.equal(groups[6].contextGroups[0].removes.length, 2); |
| assert.equal(groups[6].contextGroups[0].adds.length, 2); |
| for (const l of groups[6].contextGroups[0].removes) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| for (const l of groups[6].contextGroups[0].adds) { |
| assert.equal(l.text, ' all work and no play make jill a dull girl'); |
| } |
| |
| // The final chunk is completely hidden |
| assert.equal(groups[6].contextGroups[1].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[6].contextGroups[1].lines.length, 3); |
| for (const l of groups[6].contextGroups[1].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| }); |
| |
| test('in the middle, larger than context', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| {a: ['all work and no play make andybons a dull boy']}, |
| { |
| ab: Array.from<string>({length: 100}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| {a: ['all work and no play make andybons a dull boy']}, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| // group[1] is the "a" group |
| |
| assert.equal(groups[2].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[2].lines.length, 10); |
| for (const l of groups[2].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| |
| assert.equal(groups[3].type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.instanceOf(groups[3].contextGroups[0], GrDiffGroup); |
| assert.equal(groups[3].contextGroups[0].lines.length, 80); |
| for (const l of groups[3].contextGroups[0].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| |
| assert.equal(groups[4].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[4].lines.length, 10); |
| for (const l of groups[4].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| }); |
| |
| test('in the middle, smaller than context', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| {a: ['all work and no play make andybons a dull boy']}, |
| { |
| ab: Array.from<string>({length: 5}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| {a: ['all work and no play make andybons a dull boy']}, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| // group[1] is the "a" group |
| |
| assert.equal(groups[2].type, GrDiffGroupType.BOTH); |
| assert.equal(groups[2].lines.length, 5); |
| for (const l of groups[2].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| }); |
| }); |
| |
| test('in the middle with skip chunks', async () => { |
| options.context = 10; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| {a: ['all work and no play make andybons a dull boy']}, |
| { |
| ab: Array.from<string>({length: 20}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| {skip: 60}, |
| { |
| ab: Array.from<string>({length: 20}).fill( |
| 'all work and no play make jill a dull girl' |
| ), |
| }, |
| {a: ['all work and no play make andybons a dull boy']}, |
| ]; |
| |
| const groups = await processor.process(content); |
| groups.shift(); // remove portedThreadsWithoutRangeGroup |
| |
| // group[0] is the file group |
| // group[1] is the chunk with a |
| // group[2] is the displayed part of ab before |
| |
| const commonGroup = groups[3]; |
| |
| // Hidden context before |
| assert.equal(commonGroup.type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.instanceOf(commonGroup.contextGroups[0], GrDiffGroup); |
| assert.equal(commonGroup.contextGroups[0].lines.length, 10); |
| for (const l of commonGroup.contextGroups[0].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| |
| // Skipped group |
| const skipGroup = commonGroup.contextGroups[1]; |
| assert.equal(skipGroup.skip, 60); |
| const expectedRange = { |
| left: {start_line: 22, end_line: 81}, |
| right: {start_line: 21, end_line: 80}, |
| }; |
| assert.deepEqual(skipGroup.lineRange, expectedRange); |
| |
| // Hidden context after |
| assert.equal(commonGroup.contextGroups[2].lines.length, 10); |
| for (const l of commonGroup.contextGroups[2].lines) { |
| assert.equal(l.text, 'all work and no play make jill a dull girl'); |
| } |
| // group[4] is the displayed part of the second ab |
| }); |
| |
| test('works with skip === 0', async () => { |
| options.context = 3; |
| processor = new GrDiffProcessor(options); |
| const content = [ |
| { |
| skip: 0, |
| }, |
| { |
| b: [ |
| '/**', |
| ' * @license', |
| ' * Copyright 2015 Google LLC', |
| ' * SPDX-License-Identifier: Apache-2.0', |
| ' */', |
| "import '../../../test/common-test-setup';", |
| ], |
| }, |
| ]; |
| await processor.process(content); |
| }); |
| |
| test('break up common diff chunks', () => { |
| options.keyLocations = { |
| left: {1: true}, |
| right: {10: true}, |
| }; |
| processor = new GrDiffProcessor(options); |
| |
| const content = [ |
| { |
| ab: [ |
| 'copy', |
| '', |
| 'asdf', |
| 'qwer', |
| 'zxcv', |
| '', |
| 'http', |
| '', |
| 'vbnm', |
| 'dfgh', |
| 'yuio', |
| 'sdfg', |
| '1234', |
| ], |
| }, |
| ]; |
| const result = processor.splitCommonChunksWithKeyLocations(content); |
| assert.deepEqual(result, [ |
| { |
| ab: ['copy'], |
| keyLocation: true, |
| }, |
| { |
| ab: ['', 'asdf', 'qwer', 'zxcv', '', 'http', '', 'vbnm'], |
| keyLocation: false, |
| }, |
| { |
| ab: ['dfgh'], |
| keyLocation: true, |
| }, |
| { |
| ab: ['yuio', 'sdfg', '1234'], |
| keyLocation: false, |
| }, |
| ]); |
| }); |
| |
| test('does not break-down common chunks w/ context', () => { |
| const ab = Array(75) |
| .fill(0) |
| .map(() => `${Math.random()}`); |
| const content = [{ab}]; |
| processor.context = 4; |
| const result = processor.splitCommonChunksWithKeyLocations(content); |
| assert.equal(result.length, 1); |
| assert.deepEqual(result[0].ab, content[0].ab); |
| assert.isFalse(result[0].keyLocation); |
| }); |
| |
| test('intraline normalization', () => { |
| // The content and highlights are in the format returned by the Gerrit |
| // REST API. |
| let content = [ |
| ' <section class="summary">', |
| ' <gr-formatted-text content="' + |
| '[[_computeCurrentRevisionMessage(change)]]"></gr-formatted-text>', |
| ' </section>', |
| ]; |
| let highlights = [ |
| [31, 34], |
| [42, 26], |
| ]; |
| |
| let results = processor.convertIntralineInfos(content, highlights); |
| assert.deepEqual(results, [ |
| { |
| contentIndex: 0, |
| startIndex: 31, |
| }, |
| { |
| contentIndex: 1, |
| startIndex: 0, |
| endIndex: 33, |
| }, |
| { |
| contentIndex: 1, |
| endIndex: 101, |
| startIndex: 75, |
| }, |
| ]); |
| const lines = processor.linesFromRows( |
| GrDiffLineType.BOTH, |
| content, |
| 0, |
| highlights |
| ); |
| assert.equal(lines.length, 3); |
| assert.isTrue(lines[0].hasIntralineInfo); |
| assert.equal(lines[0].highlights.length, 1); |
| assert.isTrue(lines[1].hasIntralineInfo); |
| assert.equal(lines[1].highlights.length, 2); |
| assert.isTrue(lines[2].hasIntralineInfo); |
| assert.equal(lines[2].highlights.length, 0); |
| |
| 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 = processor.convertIntralineInfos(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, |
| }, |
| ]); |
| |
| content = ['🙈 a', '🙉 b', '🙊 c']; |
| highlights = [[2, 7]]; |
| results = processor.convertIntralineInfos(content, highlights); |
| assert.deepEqual(results, [ |
| { |
| contentIndex: 0, |
| startIndex: 2, |
| }, |
| { |
| contentIndex: 1, |
| startIndex: 0, |
| }, |
| { |
| contentIndex: 2, |
| startIndex: 0, |
| endIndex: 1, |
| }, |
| ]); |
| }); |
| |
| test('image diffs', async () => { |
| const content = Array(200).fill({ab: ['', '']}); |
| options.isBinary = true; |
| processor = new GrDiffProcessor(options); |
| const groups = await processor.process(content); |
| assert.equal(groups.length, 2); |
| |
| // Image diffs don't process content, just the 'FILE' line. |
| assert.equal(groups[0].lines.length, 1); |
| }); |
| |
| suite('processNext', () => { |
| let rows: string[]; |
| |
| setup(() => { |
| rows = loremIpsum.split(' '); |
| }); |
| |
| test('FULL_CONTEXT', () => { |
| processor.context = FULL_CONTEXT; |
| const state: State = { |
| lineNums: {left: 10, right: 100}, |
| chunkIndex: 1, |
| }; |
| const chunks = [{a: ['foo']}, {ab: rows}, {a: ['bar']}]; |
| const result = processor.processNext(state, chunks); |
| |
| // Results in one, uncollapsed group with all rows. |
| assert.equal(result.groups.length, 1); |
| assert.equal(result.groups[0].type, GrDiffGroupType.BOTH); |
| assert.equal(result.groups[0].lines.length, rows.length); |
| |
| // Line numbers are set correctly. |
| assert.equal( |
| result.groups[0].lines[0].beforeNumber, |
| state.lineNums.left + 1 |
| ); |
| assert.equal( |
| result.groups[0].lines[0].afterNumber, |
| state.lineNums.right + 1 |
| ); |
| |
| assert.equal( |
| result.groups[0].lines[rows.length - 1].beforeNumber, |
| state.lineNums.left + rows.length |
| ); |
| assert.equal( |
| result.groups[0].lines[rows.length - 1].afterNumber, |
| state.lineNums.right + rows.length |
| ); |
| }); |
| |
| test('FULL_CONTEXT with skip chunks still get collapsed', () => { |
| processor.context = FULL_CONTEXT; |
| const lineNums = {left: 10, right: 100}; |
| const state = { |
| lineNums, |
| chunkIndex: 1, |
| }; |
| const skip = 10000; |
| const chunks = [{a: ['foo']}, {skip}, {ab: rows}, {a: ['bar']}]; |
| const result = processor.processNext(state, chunks); |
| // Results in one, uncollapsed group with all rows. |
| assert.equal(result.groups.length, 1); |
| assert.equal(result.groups[0].type, GrDiffGroupType.CONTEXT_CONTROL); |
| |
| // Skip and ab group are hidden in the same context control |
| assert.equal(result.groups[0].contextGroups.length, 2); |
| const [skippedGroup, abGroup] = result.groups[0].contextGroups; |
| |
| // Line numbers are set correctly. |
| assert.deepEqual(skippedGroup.lineRange, { |
| left: { |
| start_line: lineNums.left + 1, |
| end_line: lineNums.left + skip, |
| }, |
| right: { |
| start_line: lineNums.right + 1, |
| end_line: lineNums.right + skip, |
| }, |
| }); |
| |
| assert.deepEqual(abGroup.lineRange, { |
| left: { |
| start_line: lineNums.left + skip + 1, |
| end_line: lineNums.left + skip + rows.length, |
| }, |
| right: { |
| start_line: lineNums.right + skip + 1, |
| end_line: lineNums.right + skip + rows.length, |
| }, |
| }); |
| }); |
| |
| test('with context', () => { |
| processor.context = 10; |
| const state = { |
| lineNums: {left: 10, right: 100}, |
| chunkIndex: 1, |
| }; |
| const chunks = [{a: ['foo']}, {ab: rows}, {a: ['bar']}]; |
| const result = processor.processNext(state, chunks); |
| const expectedCollapseSize = rows.length - 2 * processor.context; |
| |
| assert.equal(result.groups.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.groups[0].lines.length, processor.context); |
| assert.equal(result.groups[2].lines.length, processor.context); |
| |
| // The collapsed group has the hidden lines as its context group. |
| assert.equal( |
| result.groups[1].contextGroups[0].lines.length, |
| expectedCollapseSize |
| ); |
| }); |
| |
| test('first', () => { |
| processor.context = 10; |
| const state = { |
| lineNums: {left: 10, right: 100}, |
| chunkIndex: 0, |
| }; |
| const chunks = [{ab: rows}, {a: ['foo']}, {a: ['bar']}]; |
| const result = processor.processNext(state, chunks); |
| const expectedCollapseSize = rows.length - processor.context; |
| |
| assert.equal(result.groups.length, 2, 'Results in two groups'); |
| |
| // Only the first group is collapsed. |
| assert.equal(result.groups[1].lines.length, processor.context); |
| |
| // The collapsed group has the hidden lines as its context group. |
| assert.equal( |
| result.groups[0].contextGroups[0].lines.length, |
| expectedCollapseSize |
| ); |
| }); |
| |
| test('few-rows', () => { |
| // Only ten rows. |
| rows = rows.slice(0, 10); |
| processor.context = 10; |
| const state = { |
| lineNums: {left: 10, right: 100}, |
| chunkIndex: 0, |
| }; |
| const chunks = [{ab: rows}, {a: ['foo']}, {a: ['bar']}]; |
| const result = processor.processNext(state, chunks); |
| |
| // Results in one uncollapsed group with all rows. |
| assert.equal(result.groups.length, 1, 'Results in one group'); |
| assert.equal(result.groups[0].lines.length, rows.length); |
| }); |
| |
| test('no single line collapse', () => { |
| rows = rows.slice(0, 7); |
| processor.context = 3; |
| const state = { |
| lineNums: {left: 10, right: 100}, |
| chunkIndex: 1, |
| }; |
| const chunks = [{a: ['foo']}, {ab: rows}, {a: ['bar']}]; |
| const result = processor.processNext(state, chunks); |
| |
| // Results in one uncollapsed group with all rows. |
| assert.equal(result.groups.length, 1, 'Results in one group'); |
| assert.equal(result.groups[0].lines.length, rows.length); |
| }); |
| |
| suite('with key location', () => { |
| let state: State; |
| let chunks: DiffContent[]; |
| |
| setup(() => { |
| state = { |
| lineNums: {left: 10, right: 100}, |
| chunkIndex: 0, |
| }; |
| processor.context = 10; |
| chunks = [{ab: rows}, {ab: ['foo'], keyLocation: true}, {ab: rows}]; |
| }); |
| |
| test('context before', () => { |
| state.chunkIndex = 0; |
| const result = processor.processNext(state, chunks); |
| |
| // The first chunk is split into two groups: |
| // 1) A context-control, hiding everything but the context before |
| // the key location. |
| // 2) The context before the key location. |
| // The key location is not processed in this call to processNext |
| assert.equal(result.groups.length, 2); |
| // The collapsed group has the hidden lines as its context group. |
| assert.equal( |
| result.groups[0].contextGroups[0].lines.length, |
| rows.length - processor.context |
| ); |
| assert.equal(result.groups[1].lines.length, processor.context); |
| }); |
| |
| test('key location itself', () => { |
| state.chunkIndex = 1; |
| const result = processor.processNext(state, chunks); |
| |
| // The second chunk results in a single group, that is just the |
| // line with the key location |
| assert.equal(result.groups.length, 1); |
| assert.equal(result.groups[0].lines.length, 1); |
| assert.equal(result.lineDelta.left, 1); |
| assert.equal(result.lineDelta.right, 1); |
| }); |
| |
| test('context after', () => { |
| state.chunkIndex = 2; |
| const result = processor.processNext(state, chunks); |
| |
| // The last chunk is split into two groups: |
| // 1) The context after the key location. |
| // 1) A context-control, hiding everything but the context after the |
| // key location. |
| assert.equal(result.groups.length, 2); |
| assert.equal(result.groups[0].lines.length, processor.context); |
| // The collapsed group has the hidden lines as its context group. |
| assert.equal( |
| result.groups[1].contextGroups[0].lines.length, |
| rows.length - processor.context |
| ); |
| }); |
| }); |
| |
| suite('with diffRangesToFocus', () => { |
| let state: State; |
| let chunks: DiffContent[]; |
| |
| setup(() => { |
| state = { |
| lineNums: {left: 0, right: 0}, |
| chunkIndex: 0, |
| }; |
| processor.context = 3; |
| processor.diffRangesToFocus = { |
| left: [{start: 6, end: 7}], |
| right: [{start: 6, end: 6}], |
| }; |
| chunks = [ |
| { |
| ab: Array.from<string>({length: 5}).fill( |
| 'all work and no play make jill a dull boy' |
| ), |
| }, |
| { |
| a: ['Old ', ' Change!'], |
| b: ['New Change'], |
| }, |
| { |
| ab: Array.from<string>({length: 5}).fill( |
| 'all work and no play make jack a dull boy' |
| ), |
| }, |
| { |
| a: ['Old ', ' Change!', '1'], |
| b: ['New Change', '2'], |
| }, |
| ]; |
| }); |
| |
| test('focussed group is not collapsed in context control group', () => { |
| const result = processor.processNext(state, chunks); |
| |
| // This should consider second delta group as focussed and not collapse it. |
| // This result is first chunk itself. |
| assert.equal(result.groups.length, 1); |
| assert.equal(result.groups[0].type, GrDiffGroupType.BOTH); |
| assert.equal(result.groups[0].lines.length, 5); |
| }); |
| |
| test('collapsing delta group at end in context control group', () => { |
| state = { |
| lineNums: {left: 7, right: 6}, |
| chunkIndex: 2, |
| }; |
| const result = processor.processNext(state, [ |
| ...chunks, |
| { |
| ab: Array.from<string>({length: 5}).fill( |
| 'all work and no play make jack a dull boy' |
| ), |
| }, |
| ]); |
| |
| // The first chunk is split into two groups: |
| // 1) A common group which is rendered before contextControl group |
| // 2) Second group is a context control which contains split from 4th chunk |
| // and the delta group and the last unchanged group. |
| assert.equal(result.groups.length, 2); |
| assert.equal(result.groups[0].type, GrDiffGroupType.BOTH); |
| assert.equal(result.groups[0].lines.length, 3); |
| assert.equal(result.groups[1].type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.equal(result.groups[1].contextGroups.length, 3); |
| assert.equal(result.groups[1].contextGroups[0].lines.length, 2); |
| assert.equal( |
| result.groups[1].contextGroups[1].type, |
| GrDiffGroupType.DELTA |
| ); |
| assert.equal( |
| result.groups[1].contextGroups[2].type, |
| GrDiffGroupType.BOTH |
| ); |
| }); |
| |
| test('collapsing delta group in middle in context control group', () => { |
| state = { |
| lineNums: {left: 7, right: 6}, |
| chunkIndex: 2, |
| }; |
| const result = processor.processNext(state, chunks); |
| |
| // The first chunk is split into two groups: |
| // 1) A common group which is rendered before contextControl group |
| // 2) Second group is a context control which contains split from 4th chunk |
| // and the delta group. |
| assert.equal(result.groups.length, 2); |
| assert.equal(result.groups[0].type, GrDiffGroupType.BOTH); |
| assert.equal(result.groups[0].lines.length, 3); |
| assert.equal(result.groups[1].type, GrDiffGroupType.CONTEXT_CONTROL); |
| assert.equal(result.groups[1].contextGroups.length, 2); |
| assert.equal(result.groups[1].contextGroups[0].lines.length, 2); |
| assert.equal( |
| result.groups[1].contextGroups[1].type, |
| GrDiffGroupType.DELTA |
| ); |
| }); |
| |
| test('do not collapse if there are not enough context lines', () => { |
| processor.context = 10; |
| state = { |
| lineNums: {left: 7, right: 6}, |
| chunkIndex: 2, |
| }; |
| const result = processor.processNext(state, chunks); |
| |
| // The first chunk is split into two groups: |
| // 1) A common group which is rendered before contextControl group |
| // 2) Second group is a context control which contains split from 4th chunk |
| // and the delta group. |
| assert.equal(result.groups.length, 2); |
| assert.equal(result.groups[0].type, GrDiffGroupType.BOTH); |
| assert.equal(result.groups[0].lines.length, 5); |
| assert.equal(result.groups[1].type, GrDiffGroupType.DELTA); |
| }); |
| }); |
| }); |
| |
| suite('gr-diff-processor helpers', () => { |
| let rows: string[]; |
| |
| setup(() => { |
| rows = loremIpsum.split(' '); |
| }); |
| |
| test('linesFromRows', () => { |
| const startLineNum = 10; |
| let result = processor.linesFromRows( |
| GrDiffLineType.ADD, |
| rows, |
| startLineNum + 1 |
| ); |
| |
| assert.equal(result.length, rows.length); |
| assert.equal(result[0].type, GrDiffLineType.ADD); |
| assert.notOk(result[0].hasIntralineInfo); |
| 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 = processor.linesFromRows( |
| GrDiffLineType.REMOVE, |
| rows, |
| startLineNum + 1 |
| ); |
| |
| assert.equal(result.length, rows.length); |
| assert.equal(result[0].type, GrDiffLineType.REMOVE); |
| assert.notOk(result[0].hasIntralineInfo); |
| 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); |
| }); |
| }); |
| }); |
| }); |
