/
XMLParser.test.ts
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XMLParser.test.ts
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import XMLParser from '../../src/xml-parser/XMLParser';
import Window from '../../src/window/Window';
import IWindow from '../../src/window/IWindow';
import IDocument from '../../src/nodes/document/IDocument';
import Node from '../../src/nodes/node/Node';
import IHTMLElement from '../../src/nodes/html-element/IHTMLElement';
import IHTMLTemplateElement from '../../src/nodes/html-template-element/IHTMLTemplateElement';
import XMLParserHTML from './data/XMLParserHTML';
import NamespaceURI from '../../src/config/NamespaceURI';
import DocumentType from '../../src/nodes/document-type/DocumentType';
const GET_EXPECTED_HTML = (html: string): string =>
html
.replace('<?Question mark comment>', '<!--?Question mark comment-->')
.replace('<!Exclamation mark comment>', '<!--Exclamation mark comment-->')
.replace('<self-closing-custom-tag />', '<self-closing-custom-tag></self-closing-custom-tag>')
.replace(/[\s]/gm, '');
describe('XMLParser', () => {
let window: IWindow;
let document: IDocument;
beforeEach(() => {
window = new Window();
document = window.document;
});
describe('parse()', () => {
it('Parses HTML with a single <div>.', () => {
const root = XMLParser.parse(window.document, '<div></div>');
expect(root.childNodes.length).toBe(1);
expect(root.childNodes[0].childNodes.length).toBe(0);
expect((<IHTMLElement>root.childNodes[0]).tagName).toBe('DIV');
});
it('Parses HTML with a single <div> with attributes.', () => {
const root = XMLParser.parse(
window.document,
'<div class="class1 class2" id="id" data-no-value></div>'
);
expect(root.childNodes.length).toBe(1);
expect(root.childNodes[0].childNodes.length).toBe(0);
expect((<IHTMLElement>root.childNodes[0]).tagName).toBe('DIV');
expect((<IHTMLElement>root.childNodes[0]).id).toBe('id');
expect((<IHTMLElement>root.childNodes[0]).className).toBe('class1 class2');
expect((<IHTMLElement>root.childNodes[0]).attributes).toEqual({
'0': {
name: 'class',
value: 'class1 class2',
namespaceURI: null,
specified: true,
ownerElement: root.childNodes[0],
ownerDocument: document
},
'1': {
name: 'id',
value: 'id',
namespaceURI: null,
specified: true,
ownerElement: root.childNodes[0],
ownerDocument: document
},
'2': {
name: 'data-no-value',
value: '',
namespaceURI: null,
specified: true,
ownerElement: root.childNodes[0],
ownerDocument: document
},
class: {
name: 'class',
value: 'class1 class2',
namespaceURI: null,
specified: true,
ownerElement: root.childNodes[0],
ownerDocument: document
},
id: {
name: 'id',
value: 'id',
namespaceURI: null,
specified: true,
ownerElement: root.childNodes[0],
ownerDocument: document
},
'data-no-value': {
name: 'data-no-value',
value: '',
namespaceURI: null,
specified: true,
ownerElement: root.childNodes[0],
ownerDocument: document
},
length: 3
});
});
it('Parses an entire HTML page.', () => {
const root = XMLParser.parse(window.document, XMLParserHTML);
expect(root.innerHTML.replace(/[\s]/gm, '')).toBe(GET_EXPECTED_HTML(XMLParserHTML));
});
it('Parses a page with document type set to "HTML 4.01".', () => {
const pageHTML = XMLParserHTML.trim().replace(
'<!DOCTYPE html>',
'<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">'
);
const root = XMLParser.parse(window.document, pageHTML);
const doctype = <DocumentType>root.childNodes[0];
expect(doctype.name).toBe('HTML');
expect(doctype.publicId).toBe('-//W3C//DTD HTML 4.01//EN');
expect(doctype.systemId).toBe('http://www.w3.org/TR/html4/strict.dtd');
expect(root.innerHTML.replace(/[\s]/gm, '')).toBe(GET_EXPECTED_HTML(pageHTML));
});
it('Parses a page with document type set to "MathML 1.01".', () => {
const pageHTML = XMLParserHTML.trim().replace(
'<!DOCTYPE html>',
'<!DOCTYPE math SYSTEM "http://www.w3.org/Math/DTD/mathml1/mathml.dtd">'
);
const root = XMLParser.parse(window.document, pageHTML);
const doctype = <DocumentType>root.childNodes[0];
expect(doctype.name).toBe('math');
expect(doctype.publicId).toBe('');
expect(doctype.systemId).toBe('http://www.w3.org/Math/DTD/mathml1/mathml.dtd');
expect(root.innerHTML.replace(/[\s]/gm, '')).toBe(GET_EXPECTED_HTML(pageHTML));
});
it('Handles unclosed tags of unnestable elements (e.g. <a>, <li>).', () => {
const root = XMLParser.parse(
window.document,
`
<div class="test" disabled>
<ul>
<li><a href="http://localhost:8080/test/test" target="_blank">Test</a>
<li><span>Test 2</span></li>
<li><b>Test 3</b></li>
</ul>
<a><a>Test</a></a>
</div>
`
);
expect(root.innerHTML.replace(/[\s]/gm, '')).toBe(
`
<div class="test" disabled="">
<ul>
<li><a href="http://localhost:8080/test/test" target="_blank">Test</a></li>
<li><span>Test 2</span></li>
<li><b>Test 3</b></li>
</ul>
<a></a><a>Test</a>
</div>
`.replace(/[\s]/gm, '')
);
});
it('Does not parse the content of script, style and template elements.', () => {
const root = XMLParser.parse(
window.document,
`<div>
<script>if(1<Math['random']()){else if(Math['random']()>1){console.log("1")}</script>
<script><b></b></script>
<style><b></b></style>
<template><b></b></template>
</div>`
);
expect((<IHTMLElement>root.children[0].children[0]).innerText).toBe(
`if(1<Math['random']()){else if(Math['random']()>1){console.log("1")}`
);
expect((<IHTMLElement>root.children[0].children[1]).innerText).toBe('<b></b>');
expect((<IHTMLElement>root.children[0].children[2]).innerText).toBe('<b></b>');
expect((<IHTMLTemplateElement>root.children[0].children[3]).content.textContent).toBe(
'<b></b>'
);
expect(root.innerHTML.replace(/[\s]/gm, '')).toBe(
`<div>
<script>if(1<Math['random']()){else if(Math['random']()>1){console.log("1")}</script>
<script><b></b></script>
<style><b></b></style>
<template></template>
</div>`.replace(/[\s]/gm, '')
);
const root2 = XMLParser.parse(
window.document,
`<html>
<head>
<title>Title</title>
</head>
<body>
<script type="text/javascript">var vars = []; for (var i=0;i<vars.length;i++) {}</script>
</body>
</html>`
);
expect((<IHTMLElement>root2.children[0].children[1].children[0]).innerText).toBe(
'var vars = []; for (var i=0;i<vars.length;i++) {}'
);
});
it('Handles unclosed regular elements.', () => {
const root = XMLParser.parse(window.document, `<div>test`);
expect(root.childNodes.length).toBe(1);
expect((<IHTMLElement>root.childNodes[0]).tagName).toBe('DIV');
expect(root.childNodes[0].childNodes[0].nodeType).toBe(Node.TEXT_NODE);
});
it('Parses an SVG with "xmlns" set to HTML.', () => {
const root = XMLParser.parse(
window.document,
`
<div>
<svg viewBox="0 0 300 100" stroke="red" fill="grey" xmlns="${NamespaceURI.html}">
<circle cx="50" cy="50" r="40" />
<circle cx="150" cy="50" r="4" />
<svg viewBox="0 0 10 10" x="200" width="100">
<circle cx="5" cy="5" r="4" />
</svg>
</svg>
</div>
`
);
const div = root.children[0];
const svg = div.children[0];
const circle = svg.children[0];
expect(div.namespaceURI).toBe(NamespaceURI.html);
expect(svg.namespaceURI).toBe(NamespaceURI.svg);
expect(circle.namespaceURI).toBe(NamespaceURI.svg);
// Attributes should be in lower-case now as the namespace is HTML
expect(svg.attributes).toEqual({
'0': {
name: 'viewBox',
value: '0 0 300 100',
namespaceURI: null,
specified: true,
ownerElement: svg,
ownerDocument: document
},
'1': {
name: 'stroke',
value: 'red',
namespaceURI: null,
specified: true,
ownerElement: svg,
ownerDocument: document
},
'2': {
name: 'fill',
value: 'grey',
namespaceURI: null,
specified: true,
ownerElement: svg,
ownerDocument: document
},
'3': {
name: 'xmlns',
value: NamespaceURI.html,
namespaceURI: NamespaceURI.html,
specified: true,
ownerElement: svg,
ownerDocument: document
},
viewBox: {
name: 'viewBox',
value: '0 0 300 100',
namespaceURI: null,
specified: true,
ownerElement: svg,
ownerDocument: document
},
stroke: {
name: 'stroke',
value: 'red',
namespaceURI: null,
specified: true,
ownerElement: svg,
ownerDocument: document
},
fill: {
name: 'fill',
value: 'grey',
namespaceURI: null,
specified: true,
ownerElement: svg,
ownerDocument: document
},
xmlns: {
name: 'xmlns',
value: NamespaceURI.html,
namespaceURI: NamespaceURI.html,
specified: true,
ownerElement: svg,
ownerDocument: document
},
length: 4
});
expect(root.innerHTML.replace(/[\s]/gm, '')).toBe(
`
<div>
<svg viewBox="0 0 300 100" stroke="red" fill="grey" xmlns="${NamespaceURI.html}">
<circle cx="50" cy="50" r="40"></circle>
<circle cx="150" cy="50" r="4"></circle>
<svg viewBox="0 0 10 10" x="200" width="100">
<circle cx="5" cy="5" r="4"></circle>
</svg>
</svg>
</div>
`.replace(/[\s]/gm, '')
);
});
it('Parses a malformed SVG with "xmlns" set to HTML.', () => {
const root = XMLParser.parse(
window.document,
`
<div>
<svg viewBox="0 0 300 100" stroke="red" fill="grey" xmlns="${NamespaceURI.html}">
<ellipse cx="50" cy="50" r="40">
<line cx="50" cy="50" r="40">
<path cx="50" cy="50" r="40">
<polygon cx="50" cy="50" r="40">
<polyline cx="50" cy="50" r="40" />
<rect cx="50" cy="50" r="40" />
<stop cx="50" cy="50" r="40" />
<use cx="50" cy="50" r="40" />
<circle cx="150" cy="50" r="4"><test></test></circle>
<svg viewBox="0 0 10 10" x="200" width="100">
<circle cx="5" cy="5" r="4" />
</svg>
</svg>
</div>
`
);
expect(root.innerHTML.replace(/[\s]/gm, '')).toBe(
`
<div>
<svg viewBox="0 0 300 100" stroke="red" fill="grey" xmlns="${NamespaceURI.html}">
<ellipse cx="50" cy="50" r="40">
<line cx="50" cy="50" r="40">
<path cx="50" cy="50" r="40">
<polygon cx="50" cy="50" r="40">
<polyline cx="50" cy="50" r="40"></polyline>
<rect cx="50" cy="50" r="40"></rect>
<stop cx="50" cy="50" r="40"></stop>
<use cx="50" cy="50" r="40"></use>
<circle cx="150" cy="50" r="4"><test></test></circle>
<svg viewBox="0 0 10 10" x="200" width="100">
<circle cx="5" cy="5" r="4"></circle>
</svg>
</polygon></path></line></ellipse></svg>
</div>
`.replace(/[\s]/gm, '')
);
});
});
});