Andrew Bonventre 84ab583b8b Don’t use relative path for loading hljs
This causes issues when the app is vulcanized and the paths are
different as a result. The async/defer attributes will ensure
the script does not block parsing of the page.

Adds a flag to the Vulcanize rule that excludes HLJS. Confirmed that the
tag is ignored by Vulcanize phase in the compiled WAR file. Confirmed
that the `onload` case functions as expected via browser throttling.

Change-Id: Ie9603a5a07d4bae198ccc1ee56f408bfa0d37d49
2016-08-03 14:33:59 -07:00

358 lines
12 KiB
HTML

<!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-syntax-layer</title>
<script src="../../../bower_components/webcomponentsjs/webcomponents.min.js"></script>
<script src="../../../bower_components/web-component-tester/browser.js"></script>
<link rel="import" href="../../shared/gr-rest-api-interface/mock-diff-response_test.html">
<link rel="import" href="gr-syntax-layer.html">
<test-fixture id="basic">
<template>
<gr-syntax-layer></gr-syntax-layer>
</template>
</test-fixture>
<script>
suite('gr-syntax-layer tests', function() {
var sandbox;
var diff;
var element;
function getMockHLJS() {
return {
configure: function() {},
highlight: function(lang, line, ignore, state) {
return {
value: line.replace(/ipsum/, '<span class="foobar">ipsum</span>'),
top: state === undefined ? 1 : state + 1,
};
},
};
}
setup(function() {
sandbox = sinon.sandbox.create();
element = fixture('basic');
var mock = document.createElement('mock-diff-response');
diff = mock.diffResponse;
element.diff = diff;
});
teardown(function() {
sandbox.restore();
});
test('annotate without range does nothing', function() {
var annotationSpy = sandbox.spy(GrAnnotation, 'annotateElement');
var el = document.createElement('div');
el.textContent = 'Etiam dui, blandit wisi.';
var line = new GrDiffLine(GrDiffLine.Type.REMOVE);
line.beforeNumber = 12;
element.annotate(el, line);
assert.isFalse(annotationSpy.called);
});
test('annotate with range applies it', function() {
var str = 'Etiam dui, blandit wisi.';
var start = 6;
var length = 3;
var className = 'foobar';
var annotationSpy = sandbox.spy(GrAnnotation, 'annotateElement');
var el = document.createElement('div');
el.textContent = str;
var line = new GrDiffLine(GrDiffLine.Type.REMOVE);
line.beforeNumber = 12;
element._baseRanges[11] = [{
start: start,
length: length,
className: className,
}];
element.annotate(el, line);
assert.isTrue(annotationSpy.called);
assert.equal(annotationSpy.lastCall.args[0], el);
assert.equal(annotationSpy.lastCall.args[1], start);
assert.equal(annotationSpy.lastCall.args[2], length);
assert.equal(annotationSpy.lastCall.args[3], className);
assert.isOk(el.querySelector('hl.' + className));
});
test('annotate with range but disabled does nothing', function() {
var str = 'Etiam dui, blandit wisi.';
var start = 6;
var length = 3;
var className = 'foobar';
var annotationSpy = sandbox.spy(GrAnnotation, 'annotateElement');
var el = document.createElement('div');
el.textContent = str;
var line = new GrDiffLine(GrDiffLine.Type.REMOVE);
line.beforeNumber = 12;
element._baseRanges[11] = [{
start: start,
length: length,
className: className,
}];
element.enabled = false;
element.annotate(el, line);
assert.isFalse(annotationSpy.called);
});
test('process on empty diff does nothing', function(done) {
element.diff = {
meta_a: {content_type: 'application/json'},
meta_b: {content_type: 'application/json'},
content: [],
};
var processNextSpy = sandbox.spy(element, '_processNextLine');
var processPromise = element.process();
processPromise.then(function() {
assert.isFalse(processNextSpy.called);
assert.equal(element._baseRanges.length, 0);
assert.equal(element._revisionRanges.length, 0);
done();
});
});
test('process while disabled does nothing', function(done) {
var processNextSpy = sandbox.spy(element, '_processNextLine');
element.enabled = false;
var loadHLJSSpy = sandbox.spy(element, '_loadHLJS');
var processPromise = element.process();
processPromise.then(function() {
assert.isFalse(processNextSpy.called);
assert.equal(element._baseRanges.length, 0);
assert.equal(element._revisionRanges.length, 0);
assert.isFalse(loadHLJSSpy.called);
done();
});
});
test('process highlight ipsum', function(done) {
element.diff.meta_a.content_type = 'application/json';
element.diff.meta_b.content_type = 'application/json';
var mockHLJS = getMockHLJS();
var highlightSpy = sinon.spy(mockHLJS, 'highlight');
sandbox.stub(element, '_getHighlightLib',
function() { return mockHLJS; });
var processNextSpy = sandbox.spy(element, '_processNextLine');
var processPromise = element.process();
processPromise.then(function() {
var linesA = diff.meta_a.lines;
var linesB = diff.meta_b.lines;
assert.isTrue(processNextSpy.called);
assert.equal(element._baseRanges.length, linesA);
assert.equal(element._revisionRanges.length, linesB);
assert.equal(highlightSpy.callCount, linesA + linesB);
// The first line of both sides have a range.
[element._baseRanges[0], element._revisionRanges[0]]
.forEach(function(range) {
assert.equal(range.length, 1);
assert.equal(range[0].className, 'foobar');
assert.equal(range[0].start, 'lorem '.length);
assert.equal(range[0].length, 'ipsum'.length);
});
// There are no ranges from ll.1-12 on the left and ll.1-11 on the
// right.
element._baseRanges.slice(1, 12)
.concat(element._revisionRanges.slice(1, 11))
.forEach(function(range) {
assert.equal(range.length, 0);
});
// There should be another pair of ranges on l.13 for the left and
// l.12 for the right.
[element._baseRanges[13], element._revisionRanges[12]]
.forEach(function(range) {
assert.equal(range.length, 1);
assert.equal(range[0].className, 'foobar');
assert.equal(range[0].start, 32);
assert.equal(range[0].length, 'ipsum'.length);
});
// The next group should have a similar instance on either side.
var range = element._baseRanges[15];
assert.equal(range.length, 1);
assert.equal(range[0].className, 'foobar');
assert.equal(range[0].start, 34);
assert.equal(range[0].length, 'ipsum'.length);
range = element._revisionRanges[14];
assert.equal(range.length, 1);
assert.equal(range[0].className, 'foobar');
assert.equal(range[0].start, 35);
assert.equal(range[0].length, 'ipsum'.length);
done();
});
});
test('_diffChanged calls cancel', function() {
var cancelSpy = sandbox.spy(element, '_diffChanged');
element.diff = {content: []};
assert.isTrue(cancelSpy.called);
});
test('_rangesFromElement no ranges', function() {
var elem = document.createElement('span');
elem.textContent = 'Etiam dui, blandit wisi.';
var offset = 100;
var result = element._rangesFromElement(elem, offset);
assert.equal(result.length, 0);
});
test('_rangesFromElement single range', function() {
var str0 = 'Etiam ';
var str1 = 'dui, blandit';
var str2 = ' wisi.';
var className = 'theclass';
var offset = 100;
var elem = document.createElement('span');
elem.appendChild(document.createTextNode(str0));
var span = document.createElement('span');
span.textContent = str1;
span.className = className;
elem.appendChild(span);
elem.appendChild(document.createTextNode(str2));
var result = element._rangesFromElement(elem, offset);
assert.equal(result.length, 1);
assert.equal(result[0].start, str0.length + offset);
assert.equal(result[0].length, str1.length);
assert.equal(result[0].className, className);
});
test('_rangesFromElement milti range', function() {
var str0 = 'Etiam ';
var str1 = 'dui,';
var str2 = ' blandit';
var str3 = ' wisi.';
var className = 'theclass';
var offset = 100;
var elem = document.createElement('span');
elem.appendChild(document.createTextNode(str0));
var span = document.createElement('span');
span.textContent = str1;
span.className = className;
elem.appendChild(span);
elem.appendChild(document.createTextNode(str2));
span = document.createElement('span');
span.textContent = str3;
span.className = className;
elem.appendChild(span);
var result = element._rangesFromElement(elem, offset);
assert.equal(result.length, 2);
assert.equal(result[0].start, str0.length + offset);
assert.equal(result[0].length, str1.length);
assert.equal(result[0].className, className);
assert.equal(result[1].start,
str0.length + str1.length + str2.length + offset);
assert.equal(result[1].length, str3.length);
assert.equal(result[1].className, className);
});
test('_rangesFromElement nested range', function() {
var str0 = 'Etiam ';
var str1 = 'dui,';
var str2 = ' blandit';
var str3 = ' wisi.';
var className = 'theclass';
var offset = 100;
var elem = document.createElement('span');
elem.appendChild(document.createTextNode(str0));
var span1 = document.createElement('span');
span1.textContent = str1;
span1.className = className;
elem.appendChild(span1);
var span2 = document.createElement('span');
span2.textContent = str2;
span2.className = className;
span1.appendChild(span2);
elem.appendChild(document.createTextNode(str3));
var result = element._rangesFromElement(elem, offset);
assert.equal(result.length, 2);
assert.equal(result[0].start, str0.length + offset);
assert.equal(result[0].length, str1.length + str2.length);
assert.equal(result[0].className, className);
assert.equal(result[1].start, str0.length + str1.length + offset);
assert.equal(result[1].length, str2.length);
assert.equal(result[1].className, className);
});
test('_isSectionDone', function() {
var state = {sectionIndex: 0, lineIndex: 0};
assert.isFalse(element._isSectionDone(state));
state = {sectionIndex: 0, lineIndex: 2};
assert.isFalse(element._isSectionDone(state));
state = {sectionIndex: 0, lineIndex: 4};
assert.isTrue(element._isSectionDone(state));
state = {sectionIndex: 1, lineIndex: 2};
assert.isFalse(element._isSectionDone(state));
state = {sectionIndex: 1, lineIndex: 3};
assert.isTrue(element._isSectionDone(state));
state = {sectionIndex: 3, lineIndex: 0};
assert.isFalse(element._isSectionDone(state));
state = {sectionIndex: 3, lineIndex: 3};
assert.isFalse(element._isSectionDone(state));
state = {sectionIndex: 3, lineIndex: 4};
assert.isTrue(element._isSectionDone(state));
});
});
</script>