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test.js
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test.js
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const tXml = require('.');
const assert = require('assert');
const fs = require('fs');
const files = {
commented: __dirname + '/test/examples/commented.svg',
commentOnly: __dirname + '/test/examples/commentOnly.svg',
twoComments: __dirname + '/test/examples/twocomments.svg',
tagesschauRSS: __dirname + '/test/examples/tagesschau.rss',
wordpadDocxDocument: __dirname+'/test/examples/wordpad.docx.document.xml',
};
assert(tXml, 'tXml is available');
assert(Array.isArray(tXml.parse('')), 'tXml don\'t return an empty array for an empty string');
/******************************************************************************************************
*
******************************************************************************************************/
assert.deepStrictEqual(tXml.parse('<test>'), [{ tagName: 'test', attributes: {}, children: [] }], 'not even passed the simplest test');
assert.deepStrictEqual(tXml.parse('<test att="v">'), [{ "tagName": "test", "attributes": { "att": "v" }, "children": [] }], 'a single attribute');
assert.deepStrictEqual(
tXml.parse('<test att="v" att2="two">'),
[{ "tagName": "test", "attributes": { "att": "v", "att2": "two" }, "children": [] }],
'multiple attributes'
);
assert.deepStrictEqual(tXml.parse('childTest'), ["childTest"], 'a single text');
assert.deepStrictEqual(tXml.parse('<test>childTest'), [{ "tagName": "test", "attributes": {}, "children": ["childTest"] }], 'a single child text');
assert.deepStrictEqual(tXml.parse('<test></test>'), [{ "tagName": "test", "attributes": {}, "children": [] }], 'simple closingTag');
assert.deepStrictEqual(
tXml.parse('<test><cc></cc><cc></cc></test>'),
[{ "tagName": "test", "attributes": {}, "children": [{ "tagName": "cc", "attributes": {}, "children": [] }, { "tagName": "cc", "attributes": {}, "children": [] }] }],
'two childNodes'
);
assert.deepStrictEqual(
tXml.parse('<!-- some comment --><test><cc c="d"><!-- some comment --></cc><!-- some comment --><cc>value<!-- some comment --></cc></test><!-- ending with not closing comment'),
[{ "tagName": "test", "attributes": {}, "children": [{ "tagName": "cc", "children": [], "attributes": { "c": "d" } }, { "tagName": "cc", "attributes": {}, "children": ["value"] }] }],
'simple childNodes + attribute + childText + ignore comments'
);
assert.deepStrictEqual(
tXml.parse('<!DOCTYPE html><test><cc></cc><cc></cc></test>'),
['!DOCTYPE html',{ "tagName": "test", "attributes": {}, "children": [{ "tagName": "cc", "attributes": {}, "children": [] }, { "tagName": "cc", "attributes": {}, "children": [] }] }],
'two childNodes + ignore doctype declaration'
);
assert.deepStrictEqual(tXml.parse(`<?xml version="1.0" encoding="utf-8"?>
<!-- Generator: Adobe Illustrator 16.0.0, SVG Export Plug-In . SVG Version: 6.00 Build 0) -->
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd" [
<!ENTITY ns_extend "http://ns.adobe.com/Extensibility/1.0/">
<!ENTITY ns_ai "http://ns.adobe.com/AdobeIllustrator/10.0/">
<!ENTITY ns_graphs "http://ns.adobe.com/Graphs/1.0/">
]>
<svg xmlns:x="&ns_extend;" xmlns:i="&ns_ai;" xmlns:graph="&ns_graphs;" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" version="1.1" x="0px" y="0px" width="583.029px" height="45px" viewBox="0 0 583.029 45" enable-background="new 0 0 583.029 45" xml:space="preserve">
<input id="test">
</svg>`),
[
{
"tagName": "?xml",
"attributes": {
"version": "1.0",
"encoding": "utf-8"
},
"children": []
},
"!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\" \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\" [\n<!ENTITY ns_extend \"http://ns.adobe.com/Extensibility/1.0/\">\n<!ENTITY ns_ai \"http://ns.adobe.com/AdobeIllustrator/10.0/\">\n<!ENTITY ns_graphs \"http://ns.adobe.com/Graphs/1.0/\">\n]",
{
"tagName": "svg",
"attributes": {
"xmlns:x": "&ns_extend;",
"xmlns:i": "&ns_ai;",
"xmlns:graph": "&ns_graphs;",
"xmlns": "http://www.w3.org/2000/svg",
"xmlns:xlink": "http://www.w3.org/1999/xlink",
"version": "1.1",
"x": "0px",
"y": "0px",
"width": "583.029px",
"height": "45px",
"viewBox": "0 0 583.029 45",
"enable-background": "new 0 0 583.029 45",
"xml:space": "preserve"
},
"children": [
{
"tagName": "input",
"attributes": {
"id": "test"
},
"children": []
}
]
}
]);
/******************************************************************************************************
* use options
******************************************************************************************************/
assert.deepStrictEqual(
tXml.parse('<test><cc></cc><cc></cc></test>', { filter: function (element) { return element.tagName.toLowerCase() == 'cc'; } }),
[{ "tagName": "cc", "attributes": {}, "children": [] }, { "tagName": "cc", "attributes": {}, "children": [] }],
'get all "cc" nodes'
);
assert.deepStrictEqual(
JSON.stringify(tXml.simplify(tXml.parse('<test><cc>one</cc>test<cc f="test"><sub>3</sub>two</cc><dd></dd></test>'))),
JSON.stringify({ "test": { "cc": ["one", { "sub": "3", "_attributes": { "f": "test" } }], "dd": "" } }),
'simplify'
);
assert.deepStrictEqual(
tXml.parse('<test><style>*{some:10px;}/* <tag> comment */</style></test>'),
[{ "tagName": "test", "attributes": {}, "children": [{ "tagName": "style", "attributes": {}, "children": ["*{some:10px;}/* <tag> comment */"] }] }],
'css with tag as comment'
);
assert.deepStrictEqual(tXml.parse('<style>p { color: "red" }</style>'), [
{
tagName: 'style',
attributes: {},
children: ['p { color: "red" }'] // note here the closing bracket is missing
}
], 'do not cut off the last character');
assert.deepStrictEqual(
tXml.parse('<test><script>$("<div>")</script></test>'),
[{ "tagName": "test", "attributes": {}, "children": [{ "tagName": "script", "attributes": {}, "children": ["$(\"<div>\")"] }] }],
'js creating some tags'
);
var x = '<test a="value"><child a=\'g"g\'>text</child></test>'
assert(x === tXml.stringify(tXml.parse(x)), 'optimal xml string need to keep the same');
var xShould = [{ "tagName": "h1", "attributes": { "class": "test package-name other-class test2" }, "children": [] }];
var x = tXml.getElementsByClassName('<html><head></head><body><h1 class="test package-name other-class test2"></h1></body></html>', 'package-name');
assert.deepStrictEqual(x, xShould, 'find elements by class')
// re-stringify an attribute without value
var s = "<test><something flag></something></test>";
assert.deepStrictEqual(tXml.stringify(tXml.parse(s)), s, 'problem with attribute without value');
assert(tXml.stringify(undefined) === '', 'stringify ignore null values');
assert(tXml.toContentString(tXml.parse('<test>f<case number="2">f</case>f</test>')) === "f f f")
assert.deepStrictEqual(
tXml.getElementById('<test><child id="theId">found</child></test>', 'theId'),
{ "tagName": "child", "attributes": { "id": "theId" }, "children": ["found"] }, 'id not found')
assert.deepStrictEqual(tXml.parse(`<xml><![CDATA[some data]]></xml>`),
[{ tagName: 'xml', attributes: {}, children: ['some data'] }],
'cdata'
);
assert.deepStrictEqual(tXml.simplifyLostLess(tXml.parse(`<question>
<text><![CDATA[<b>Question 1 Text</b>]]> </text>
<answers>
<text correct="1">1Answer 1 Text</text>
<text correct="0">1Answer 2 Text</text>
</answers>
</question>
<question>
<text><![CDATA[<b>Question 2 Text</b>]]> </text>
<answers>
<text correct="1">2Answer 1 Text</text>
<text correct="0">2Answer 2 Text</text>
</answers>
</question>`)),
{
"question": [
{
"text": [
"<b>Question 1 Text</b>"
],
"answers": [
{
"text": [
{
"_attributes": {
"correct": "1"
},
"value": "1Answer 1 Text"
},
{
"_attributes": {
"correct": "0"
},
"value": "1Answer 2 Text"
}
]
}
]
},
{
"text": [
"<b>Question 2 Text</b>"
],
"answers": [
{
"text": [
{
"_attributes": {
"correct": "1"
},
"value": "2Answer 1 Text"
},
{
"_attributes": {
"correct": "0"
},
"value": "2Answer 2 Text"
}
]
}
]
}
]
},
'simplifyLostLess'
);
assert.deepStrictEqual(
tXml.parse(`<test><!-- test --></test>`, { keepComments: true }),
[ { tagName: 'test', attributes: {}, children: [ '<!-- test -->' ] } ],
'keepComments'
);
assert.deepStrictEqual(
tXml.parse(`<test><!-- test --><!-- test2 --></test>`, { keepComments: true }),
[ { tagName: 'test', attributes: {}, children: [ '<!-- test -->', '<!-- test2 -->' ] } ],
'keep two comments'
);
assert.deepStrictEqual(
tXml.parse(`<test><!--></test>`, { keepComments: true }),
[ { tagName: 'test', attributes: {}, children: [ '<!-->' ] } ],
'keep two comments'
);
const svgWithCommentString = fs.readFileSync(files.commented).toString();
assert.deepStrictEqual(
tXml.parse(svgWithCommentString),
[{tagName:"svg",attributes:{height:"200",width:"500"},children:[{tagName:"polyline",attributes:{points:"20,20 40,25 60,40 80,120 120,140 200,180",style:"fill:none;stroke:black;stroke-width:3"},children:[]}]}],
'svg with comment'
);
assert.deepStrictEqual(tXml.parse(`<!-- Test -->
<svg height="200" width="500">
<polyline points="20,20 40,25 60,40 80,120 120,140 200,180" style="fill:none;stroke:black;stroke-width:3" />
</svg>`, { keepComments: true }),
[
'<!-- Test -->',
{
tagName: 'svg',
attributes: { height: '200', width: '500' },
children: [{
tagName: 'polyline',
attributes: {
points: '20,20 40,25 60,40 80,120 120,140 200,180',
style: 'fill:none;stroke:black;stroke-width:3'
},
children: []
}]
}
]
);
assert.deepStrictEqual(tXml.parse('<![CDATA[nothing]]>'), ['nothing'], 'parse CDATA');
assert.deepStrictEqual(tXml.parse('<![CDATA[nothing'), ['nothing'], 'parse unclosed CDATA');
var noError = false;
try{
tXml.parse('<user><name>robert</firstName><user>');
noError = true;
}catch(e){}
assert.deepStrictEqual(noError, false, 'throw when the closeTag is wrong')
assert.deepStrictEqual(tXml.simplifyLostLess([]), {}, 'empty nodes simplify to empty object')
assert.deepStrictEqual(tXml.simplifyLostLess(['3']), '3', 'string list becomes the stirng')
assert.deepStrictEqual(tXml.simplifyLostLess(['1',2]), {}, 'ignore non objects')
assert.deepStrictEqual(tXml.filter([{}],()=>true), [{}], 'allow nodes without children')
const wordpadDoc = fs.readFileSync(files.wordpadDocxDocument).toString();
assert.deepStrictEqual(
tXml.filter(
tXml.parse(wordpadDoc, { keepWhitespace: true }),
(n) => n.tagName === 'w:t'
)[1].children[0],
' '
);
//this should run without Error: Issue #24
tXml.parse('<?xml version="1.0"?><methodCall>TEST</methodCall>', { simplify: true });
// https://github.com/TobiasNickel/tXml/issues/14
testAsync().catch(err=>console.log(err));
async function testAsync(){
const xmlStreamCommentedSvg = fs.createReadStream(files.commented)
.pipe(tXml.transformStream(0));
let numberOfElements = 0;
for await(let element of xmlStreamCommentedSvg) {
numberOfElements++;
}
assert.strictEqual(numberOfElements, 1, 'expect to find one element in commented.svg')
const xmlStreamTwoCommentedSvg = fs.createReadStream(files.twoComments)
.pipe(tXml.transformStream('', { keepComments: true }));
numberOfElements = 0;
for await(let element of xmlStreamTwoCommentedSvg) {
numberOfElements++;
}
assert.strictEqual(numberOfElements, 3, 'expect to find two comments and one element in twoComments.svg')
const xmlStreamCommentOnlySvg = fs.createReadStream(files.commentOnly)
.pipe(tXml.transformStream('', { keepComments: 0 }));
numberOfElements = 0;
for await(let element of xmlStreamCommentOnlySvg) {
numberOfElements++;
}
assert.strictEqual(numberOfElements, 0, 'do not find unclosed comments')
const xmlStreamLongXML = fs.createReadStream(__dirname + '/long.xml')
.pipe(tXml.transformStream(5));
numberOfElements = 0;
for await(let element of xmlStreamLongXML) {
numberOfElements++;
}
assert.strictEqual(numberOfElements, 10000000, 'expected to find many');
}