98501986a8
Prior change was reverted due to incorrect modification of lint config. Bug: Issue 6179 Change-Id: Ieb795403ffa86752d41ae39a4b963e7a1b42b573
651 lines
22 KiB
HTML
651 lines
22 KiB
HTML
<!DOCTYPE html>
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<!--
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Copyright (C) 2016 The Android Open Source Project
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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-->
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<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes">
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<title>gr-diff-processor test</title>
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<script src="../../../bower_components/webcomponentsjs/webcomponents-lite.min.js"></script>
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<script src="../../../bower_components/web-component-tester/browser.js"></script>
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<link rel="import" href="../../../bower_components/iron-test-helpers/iron-test-helpers.html">
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<link rel="import" href="gr-diff-processor.html">
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<script>void(0);</script>
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<test-fixture id="basic">
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<template>
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<gr-diff-processor></gr-diff-processor>
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</template>
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</test-fixture>
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<script>
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suite('gr-diff-processor tests', () => {
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const WHOLE_FILE = -1;
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const loremIpsum =
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'Lorem ipsum dolor sit amet, ei nonumes vituperata ius. ' +
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'Duo animal omnesque fabellas et. Id has phaedrum dignissim ' +
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'deterruisset, pro ei petentium comprehensam, ut vis solum dicta. ' +
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'Eos cu aliquam labores qualisque, usu postea inermis te, et solum ' +
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'fugit assum per.';
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let element;
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let sandbox;
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setup(() => {
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sandbox = sinon.sandbox.create();
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});
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teardown(() => {
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sandbox.restore();
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});
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suite('not logged in', () => {
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setup(() => {
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element = fixture('basic');
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element.context = 4;
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});
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test('process loaded content', done => {
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const content = [
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{
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ab: [
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'<!DOCTYPE html>',
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'<meta charset="utf-8">',
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],
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},
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{
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a: [
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' Welcome ',
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' to the wooorld of tomorrow!',
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],
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b: [
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' Hello, world!',
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],
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},
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{
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ab: [
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'Leela: This is the only place the ship can’t hear us, so ',
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'everyone pretend to shower.',
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'Fry: Same as every day. Got it.',
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],
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},
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];
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element.process(content).then(() => {
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const groups = element.groups;
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assert.equal(groups.length, 4);
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let group = groups[0];
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assert.equal(group.type, GrDiffGroup.Type.BOTH);
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assert.equal(group.lines.length, 1);
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assert.equal(group.lines[0].text, '');
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assert.equal(group.lines[0].beforeNumber, GrDiffLine.FILE);
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assert.equal(group.lines[0].afterNumber, GrDiffLine.FILE);
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group = groups[1];
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assert.equal(group.type, GrDiffGroup.Type.BOTH);
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assert.equal(group.lines.length, 2);
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assert.equal(group.lines.length, 2);
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function beforeNumberFn(l) { return l.beforeNumber; }
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function afterNumberFn(l) { return l.afterNumber; }
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function textFn(l) { return l.text; }
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assert.deepEqual(group.lines.map(beforeNumberFn), [1, 2]);
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assert.deepEqual(group.lines.map(afterNumberFn), [1, 2]);
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assert.deepEqual(group.lines.map(textFn), [
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'<!DOCTYPE html>',
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'<meta charset="utf-8">',
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]);
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group = groups[2];
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assert.equal(group.type, GrDiffGroup.Type.DELTA);
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assert.equal(group.lines.length, 3);
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assert.equal(group.adds.length, 1);
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assert.equal(group.removes.length, 2);
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assert.deepEqual(group.removes.map(beforeNumberFn), [3, 4]);
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assert.deepEqual(group.adds.map(afterNumberFn), [3]);
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assert.deepEqual(group.removes.map(textFn), [
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' Welcome ',
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' to the wooorld of tomorrow!',
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]);
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assert.deepEqual(group.adds.map(textFn), [
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' Hello, world!',
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]);
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group = groups[3];
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assert.equal(group.type, GrDiffGroup.Type.BOTH);
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assert.equal(group.lines.length, 3);
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assert.deepEqual(group.lines.map(beforeNumberFn), [5, 6, 7]);
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assert.deepEqual(group.lines.map(afterNumberFn), [4, 5, 6]);
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assert.deepEqual(group.lines.map(textFn), [
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'Leela: This is the only place the ship can’t hear us, so ',
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'everyone pretend to shower.',
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'Fry: Same as every day. Got it.',
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]);
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done();
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});
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});
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test('insert context groups', done => {
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const content = [
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{ab: []},
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{a: ['all work and no play make andybons a dull boy']},
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{ab: []},
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{b: ['elgoog elgoog elgoog']},
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{ab: []},
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];
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for (let i = 0; i < 100; i++) {
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content[0].ab.push('all work and no play make jack a dull boy');
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content[4].ab.push('all work and no play make jill a dull girl');
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}
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for (let i = 0; i < 5; i++) {
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content[2].ab.push('no tv and no beer make homer go crazy');
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}
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const context = 10;
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element.context = context;
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element.process(content).then(() => {
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const groups = element.groups;
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assert.equal(groups[0].type, GrDiffGroup.Type.BOTH);
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assert.equal(groups[0].lines.length, 1);
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assert.equal(groups[0].lines[0].text, '');
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assert.equal(groups[0].lines[0].beforeNumber, GrDiffLine.FILE);
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assert.equal(groups[0].lines[0].afterNumber, GrDiffLine.FILE);
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assert.equal(groups[1].type, GrDiffGroup.Type.CONTEXT_CONTROL);
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assert.instanceOf(groups[1].lines[0].contextGroup, GrDiffGroup);
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assert.equal(groups[1].lines[0].contextGroup.lines.length, 90);
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for (const l of groups[1].lines[0].contextGroup.lines) {
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assert.equal(l.text, content[0].ab[0]);
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}
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assert.equal(groups[2].type, GrDiffGroup.Type.BOTH);
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assert.equal(groups[2].lines.length, context);
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for (const l of groups[2].lines) {
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assert.equal(l.text, content[0].ab[0]);
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}
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assert.equal(groups[3].type, GrDiffGroup.Type.DELTA);
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assert.equal(groups[3].lines.length, 1);
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assert.equal(groups[3].removes.length, 1);
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assert.equal(groups[3].removes[0].text,
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'all work and no play make andybons a dull boy');
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assert.equal(groups[4].type, GrDiffGroup.Type.BOTH);
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assert.equal(groups[4].lines.length, 5);
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for (const l of groups[4].lines) {
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assert.equal(l.text, content[2].ab[0]);
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}
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assert.equal(groups[5].type, GrDiffGroup.Type.DELTA);
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assert.equal(groups[5].lines.length, 1);
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assert.equal(groups[5].adds.length, 1);
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assert.equal(groups[5].adds[0].text, 'elgoog elgoog elgoog');
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assert.equal(groups[6].type, GrDiffGroup.Type.BOTH);
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assert.equal(groups[6].lines.length, context);
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for (const l of groups[6].lines) {
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assert.equal(l.text, content[4].ab[0]);
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}
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assert.equal(groups[7].type, GrDiffGroup.Type.CONTEXT_CONTROL);
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assert.instanceOf(groups[7].lines[0].contextGroup, GrDiffGroup);
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assert.equal(groups[7].lines[0].contextGroup.lines.length, 90);
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for (const l of groups[7].lines[0].contextGroup.lines) {
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assert.equal(l.text, content[4].ab[0]);
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}
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done();
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});
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});
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test('insert context groups', done => {
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const content = [
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{a: ['all work and no play make andybons a dull boy']},
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{ab: []},
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{b: ['elgoog elgoog elgoog']},
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];
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for (let i = 0; i < 50; i++) {
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content[1].ab.push('no tv and no beer make homer go crazy');
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}
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const context = 10;
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element.context = context;
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element.process(content).then(() => {
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const groups = element.groups;
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assert.equal(groups[0].type, GrDiffGroup.Type.BOTH);
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assert.equal(groups[0].lines.length, 1);
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assert.equal(groups[0].lines[0].text, '');
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assert.equal(groups[0].lines[0].beforeNumber, GrDiffLine.FILE);
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assert.equal(groups[0].lines[0].afterNumber, GrDiffLine.FILE);
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assert.equal(groups[1].type, GrDiffGroup.Type.DELTA);
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assert.equal(groups[1].lines.length, 1);
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assert.equal(groups[1].removes.length, 1);
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assert.equal(groups[1].removes[0].text,
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'all work and no play make andybons a dull boy');
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assert.equal(groups[2].type, GrDiffGroup.Type.BOTH);
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assert.equal(groups[2].lines.length, context);
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for (const l of groups[2].lines) {
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assert.equal(l.text, content[1].ab[0]);
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}
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assert.equal(groups[3].type, GrDiffGroup.Type.CONTEXT_CONTROL);
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assert.instanceOf(groups[3].lines[0].contextGroup, GrDiffGroup);
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assert.equal(groups[3].lines[0].contextGroup.lines.length, 30);
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for (const l of groups[3].lines[0].contextGroup.lines) {
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assert.equal(l.text, content[1].ab[0]);
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}
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assert.equal(groups[4].type, GrDiffGroup.Type.BOTH);
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assert.equal(groups[4].lines.length, context);
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for (const l of groups[4].lines) {
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assert.equal(l.text, content[1].ab[0]);
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}
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assert.equal(groups[5].type, GrDiffGroup.Type.DELTA);
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assert.equal(groups[5].lines.length, 1);
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assert.equal(groups[5].adds.length, 1);
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assert.equal(groups[5].adds[0].text, 'elgoog elgoog elgoog');
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done();
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});
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});
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test('break up common diff chunks', () => {
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element.keyLocations = {
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left: {1: true},
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right: {10: true},
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};
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const lineNums = {left: 0, right: 0};
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const content = [
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{
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ab: [
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'Copyright (C) 2015 The Android Open Source Project',
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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 ' +
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'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, ',
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'software distributed under the License is distributed on an ',
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'"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, ',
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'either express or implied. See the License for the specific ',
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'language governing permissions and limitations under the ' +
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'License.',
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],
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},
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];
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const result =
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element._splitCommonGroupsWithComments(content, lineNums);
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assert.deepEqual(result, [
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{
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ab: ['Copyright (C) 2015 The Android Open Source Project'],
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},
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{
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ab: [
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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 ' +
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'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, ',
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],
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},
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{
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ab: [
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'software distributed under the License is distributed on an '],
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},
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{
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ab: [
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'"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, ',
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'either express or implied. See the License for the specific ',
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'language governing permissions and limitations under the ' +
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'License.',
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],
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},
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]);
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});
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test('breaks-down shared chunks w/ whole-file', () => {
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const size = 120 * 2 + 5;
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const lineNums = {left: 0, right: 0};
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const content = [{
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ab: _.times(size, () => { return `${Math.random()}`; }),
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}];
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element.context = -1;
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const result =
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element._splitCommonGroupsWithComments(content, lineNums);
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assert.equal(result.length, 2);
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assert.deepEqual(result[0].ab, content[0].ab.slice(0, 120));
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assert.deepEqual(result[1].ab, content[0].ab.slice(120));
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});
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test('does not break-down shared chunks w/ context', () => {
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const lineNums = {left: 0, right: 0};
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const content = [{
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ab: _.times(75, () => { return `${Math.random()}`; }),
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}];
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element.context = 4;
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const result =
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element._splitCommonGroupsWithComments(content, lineNums);
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assert.deepEqual(result, content);
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});
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test('intraline normalization', () => {
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// The content and highlights are in the format returned by the Gerrit
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// REST API.
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let content = [
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' <section class="summary">',
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' <gr-linked-text content="' +
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'[[_computeCurrentRevisionMessage(change)]]"></gr-linked-text>',
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' </section>',
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];
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let highlights = [
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[31, 34], [42, 26],
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];
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let results = element._normalizeIntralineHighlights(content,
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highlights);
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assert.deepEqual(results, [
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{
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contentIndex: 0,
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startIndex: 31,
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},
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{
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contentIndex: 1,
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startIndex: 0,
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endIndex: 33,
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},
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{
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contentIndex: 1,
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startIndex: 75,
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},
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{
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contentIndex: 2,
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startIndex: 0,
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endIndex: 6,
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},
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]);
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content = [
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' this._path = value.path;',
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'',
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' // When navigating away from the page, there is a ' +
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'possibility that the',
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' // patch number is no longer a part of the URL ' +
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'(say when navigating to',
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' // the top-level change info view) and therefore ' +
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'undefined in `params`.',
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' if (!this._patchRange.patchNum) {',
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];
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highlights = [
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[14, 17],
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[11, 70],
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[12, 67],
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[12, 67],
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[14, 29],
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];
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results = element._normalizeIntralineHighlights(content, highlights);
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assert.deepEqual(results, [
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{
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contentIndex: 0,
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startIndex: 14,
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endIndex: 31,
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},
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{
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contentIndex: 2,
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startIndex: 8,
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endIndex: 78,
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},
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{
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contentIndex: 3,
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startIndex: 11,
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endIndex: 78,
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},
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{
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contentIndex: 4,
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startIndex: 11,
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endIndex: 78,
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},
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{
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contentIndex: 5,
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startIndex: 12,
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endIndex: 41,
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},
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]);
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});
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test('scrolling pauses rendering', () => {
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const contentRow = {
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ab: [
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'<!DOCTYPE html>',
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'<meta charset="utf-8">',
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],
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};
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const content = _.times(200, _.constant(contentRow));
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sandbox.stub(element, 'async');
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element._isScrolling = true;
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element.process(content);
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assert.equal(element.groups.length, 1);
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element._isScrolling = false;
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element.process(content);
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assert.equal(element.groups.length, 33);
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});
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test('image diffs', () => {
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const contentRow = {
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ab: [
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'<!DOCTYPE html>',
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'<meta charset="utf-8">',
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],
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};
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const content = _.times(200, _.constant(contentRow));
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sandbox.stub(element, 'async');
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element.process(content, true);
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assert.equal(element.groups.length, 1);
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// Image diffs don't process content, just the 'FILE' line.
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assert.equal(element.groups[0].lines.length, 1);
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});
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suite('gr-diff-processor helpers', () => {
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let rows;
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setup(() => {
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rows = loremIpsum.split(' ');
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});
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test('_sharedGroupsFromRows WHOLE_FILE', () => {
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const context = WHOLE_FILE;
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const lineNumbers = {left: 10, right: 100};
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const result = element._sharedGroupsFromRows(
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rows, context, lineNumbers.left, lineNumbers.right, null);
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// Results in one, uncollapsed group with all rows.
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assert.equal(result.length, 1);
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assert.equal(result[0].type, GrDiffGroup.Type.BOTH);
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assert.equal(result[0].lines.length, rows.length);
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// Line numbers are set correctly.
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assert.equal(result[0].lines[0].beforeNumber, lineNumbers.left + 1);
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assert.equal(result[0].lines[0].afterNumber, lineNumbers.right + 1);
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assert.equal(result[0].lines[rows.length - 1].beforeNumber,
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lineNumbers.left + rows.length);
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assert.equal(result[0].lines[rows.length - 1].afterNumber,
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lineNumbers.right + rows.length);
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});
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test('_sharedGroupsFromRows context', () => {
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const context = 10;
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const result = element._sharedGroupsFromRows(
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rows, context, 10, 100, null);
|
||
const 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', () => {
|
||
const context = 10;
|
||
const result = element._sharedGroupsFromRows(
|
||
rows, context, 10, 100, 'first');
|
||
const 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', () => {
|
||
// Only ten rows.
|
||
rows = rows.slice(0, 10);
|
||
const context = 10;
|
||
const 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', () => {
|
||
rows = rows.slice(0, 7);
|
||
const context = 3;
|
||
const 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', () => {
|
||
const startLineNum = 10;
|
||
let 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*', () => {
|
||
test('_breakdownGroup breaks down additions', () => {
|
||
sandbox.spy(element, '_breakdown');
|
||
const chunk = {b: ['blah', 'blah', 'blah']};
|
||
const result = element._breakdownGroup(chunk);
|
||
assert.deepEqual(result, [chunk]);
|
||
assert.isTrue(element._breakdown.called);
|
||
});
|
||
|
||
test('_breakdown common case', () => {
|
||
const array = 'Lorem ipsum dolor sit amet, suspendisse inceptos'
|
||
.split(' ');
|
||
const size = 3;
|
||
|
||
const result = element._breakdown(array, size);
|
||
|
||
for (const subResult of result) {
|
||
assert.isAtMost(subResult.length, size);
|
||
}
|
||
const flattened = result
|
||
.reduce((a, b) => { return a.concat(b); }, []);
|
||
assert.deepEqual(flattened, array);
|
||
});
|
||
|
||
test('_breakdown smaller than size', () => {
|
||
const array = 'Lorem ipsum dolor sit amet, suspendisse inceptos'
|
||
.split(' ');
|
||
const size = 10;
|
||
const expected = [array];
|
||
|
||
const result = element._breakdown(array, size);
|
||
|
||
assert.deepEqual(result, expected);
|
||
});
|
||
|
||
test('_breakdown empty', () => {
|
||
const array = [];
|
||
const size = 10;
|
||
const expected = [];
|
||
|
||
const result = element._breakdown(array, size);
|
||
|
||
assert.deepEqual(result, expected);
|
||
});
|
||
});
|
||
});
|
||
|
||
test('detaching cancels', () => {
|
||
element = fixture('basic');
|
||
sandbox.stub(element, 'cancel');
|
||
element.detached();
|
||
assert(element.cancel.called);
|
||
});
|
||
});
|
||
</script>
|