How to use serializeXML method in Playwright Internal

Best JavaScript code snippet using playwright-internal

test_xml_serializer.js

Source:test_xml_serializer.js

1// The xml serializer uses the default line break of the plateform.2// So we need to know the value of this default line break, in order3// to build correctly the reference strings for tests.4// This variable will contain this value.5var LB;6function run_test() {7  if (mozinfo.os == "win") {8    LB = "\r\n";9  } else {10    LB = "\n";11  }12  for (var i = 0; i < tests.length && tests[i]; ++i) {13    tests[i].call();14  }15}16var tests = [17  test1,18  test2,19  test3,20  test4,21  test5,22  test6,23  test7,24  test8,25  test9,26  test10,27  null28];29function testString(str) {30  do_check_eq(roundtrip(str), str);31}32function test1() {33  // Basic round-tripping which we expect to hand back the same text34  // as we passed in (not strictly required for correctness in some of35  // those cases, but best for readability of serializer output)36  testString('<root/>');37  testString('<root><child/></root>');38  testString('<root xmlns=""/>');39  testString('<root xml:lang="en"/>');40  testString('<root xmlns="ns1"><child xmlns="ns2"/></root>')41  testString('<root xmlns="ns1"><child xmlns=""/></root>')42  testString('<a:root xmlns:a="ns1"><child/></a:root>')43  testString('<a:root xmlns:a="ns1"><a:child/></a:root>')44  testString('<a:root xmlns:a="ns1"><b:child xmlns:b="ns1"/></a:root>')45  testString('<a:root xmlns:a="ns1"><a:child xmlns:a="ns2"/></a:root>')46  testString('<a:root xmlns:a="ns1"><b:child xmlns:b="ns1" b:attr=""/></a:root>')47}48function test2() {49  // Test setting of "xmlns" attribute in the null namespace50  // XXXbz are these tests needed?  What should happen here?  These51  // may be bogus.52  // Setting random "xmlns" attribute53  var doc = ParseXML('<root xmlns="ns1"/>');54  doc.documentElement.setAttribute("xmlns", "ns2");55  do_check_serialize(doc);56}57function test3() {58  // Test basic appending of kids.  Again, we're making assumptions59  // about how our serializer will serialize simple DOMs.60  var doc = ParseXML('<root xmlns="ns1"/>');61  var root = doc.documentElement;62  var child = doc.createElementNS("ns2", "child");63  root.appendChild(child);64  do_check_serialize(doc);65  do_check_eq(SerializeXML(doc), 66              '<root xmlns="ns1"><child xmlns="ns2"/></root>');67  68  doc = ParseXML('<root xmlns="ns1"/>');69  root = doc.documentElement;70  child = doc.createElementNS("ns2", "prefix:child");71  root.appendChild(child);72  do_check_serialize(doc);73  do_check_eq(SerializeXML(doc), 74              '<root xmlns="ns1"><prefix:child xmlns:prefix="ns2"/></root>');75  76  doc = ParseXML('<prefix:root xmlns:prefix="ns1"/>');77  root = doc.documentElement;78  child = doc.createElementNS("ns2", "prefix:child");79  root.appendChild(child);80  do_check_serialize(doc);81  do_check_eq(SerializeXML(doc), 82              '<prefix:root xmlns:prefix="ns1"><a0:child xmlns:a0="ns2"/>'+83              '</prefix:root>');84  85}86function test4() {87  // setAttributeNS tests88  var doc = ParseXML('<root xmlns="ns1"/>');89  var root = doc.documentElement;90  root.setAttributeNS("ns1", "prefix:local", "val");91  do_check_serialize(doc);92  do_check_eq(SerializeXML(doc),93              '<root xmlns="ns1" prefix:local="val" xmlns:prefix="ns1"/>');94  doc = ParseXML('<prefix:root xmlns:prefix="ns1"/>');95  root = doc.documentElement;96  root.setAttributeNS("ns1", "local", "val");97  do_check_serialize(doc);98  do_check_eq(SerializeXML(doc),99              '<prefix:root xmlns:prefix="ns1" prefix:local="val"/>');100  doc = ParseXML('<root xmlns="ns1"/>');101  root = doc.documentElement;102  root.setAttributeNS("ns2", "local", "val");103  do_check_serialize(doc);104  do_check_eq(SerializeXML(doc),105              '<root xmlns="ns1" a0:local="val" xmlns:a0="ns2"/>');106  // Handling of prefix-generation for non-null-namespace attributes107  // which have the same namespace as the current default namespace108  // (bug 301260).109  doc = ParseXML('<root xmlns="ns1"/>');110  root = doc.documentElement;111  root.setAttributeNS("ns1", "local", "val");112  do_check_serialize(doc);113  do_check_eq(SerializeXML(doc),114                '<root xmlns="ns1" a0:local="val" xmlns:a0="ns1"/>');115  // Tree-walking test116  doc = ParseXML('<root xmlns="ns1" xmlns:a="ns2">'+117                 '<child xmlns:b="ns2" xmlns:a="ns3">'+118                 '<child2/></child></root>');119  root = doc.documentElement;120  // Have to QI here -- no classinfo flattening in xpcshell, apparently121  var node = root.firstChild.firstChild.QueryInterface(nsIDOMElement);122  node.setAttributeNS("ns4", "l1", "v1");123  node.setAttributeNS("ns4", "p2:l2", "v2");124  node.setAttributeNS("", "l3", "v3");125  node.setAttributeNS("ns3", "l4", "v4");126  node.setAttributeNS("ns3", "p5:l5", "v5");127  node.setAttributeNS("ns3", "a:l6", "v6");128  node.setAttributeNS("ns2", "l7", "v7");129  node.setAttributeNS("ns2", "p8:l8", "v8");130  node.setAttributeNS("ns2", "b:l9", "v9");131  node.setAttributeNS("ns2", "a:l10", "v10");132  node.setAttributeNS("ns1", "a:l11", "v11");133  node.setAttributeNS("ns1", "b:l12", "v12");134  node.setAttributeNS("ns1", "l13", "v13");135  do_check_serialize(doc);136  //  Note: we end up with "a2" as the prefix on "l11" and "l12" because we use137  //  "a1" earlier, and discard it in favor of something we get off the138  //  namespace stack, apparently139  do_check_eq(SerializeXML(doc),140              '<root xmlns="ns1" xmlns:a="ns2">'+141              '<child xmlns:b="ns2" xmlns:a="ns3">'+142              '<child2 a0:l1="v1" xmlns:a0="ns4"' +143              ' a0:l2="v2"' +144              ' l3="v3"' +145              ' a:l4="v4"' +146              ' a:l5="v5"' +147              ' a:l6="v6"' +148              ' b:l7="v7"' +149              ' b:l8="v8"' +150              ' b:l9="v9"' +151              ' b:l10="v10"' +152              ' a2:l11="v11" xmlns:a2="ns1"' +153              ' a2:l12="v12"' +154              ' a2:l13="v13"/></child></root>');155}156function test5() {157  // Handling of kids in the null namespace when the default is a158  // different namespace (bug 301260).159  var doc = ParseXML('<root xmlns="ns1"/>')160  var child = doc.createElement('child');161  doc.documentElement.appendChild(child);162  do_check_serialize(doc);163  do_check_eq(SerializeXML(doc),164              '<root xmlns="ns1"><child xmlns=""/></root>');165}166function test6() {167  // Handling of not using a namespace prefix (or default namespace!)168  // that's not bound to our namespace in our scope (bug 301260).169  var doc = ParseXML('<prefix:root xmlns:prefix="ns1"/>');170  var root = doc.documentElement;171  var child1 = doc.createElementNS("ns2", "prefix:child1");172  var child2 = doc.createElementNS("ns1", "prefix:child2");173  child1.appendChild(child2);174  root.appendChild(child1);175  do_check_serialize(doc);176  do_check_eq(SerializeXML(doc),177              '<prefix:root xmlns:prefix="ns1"><a0:child1 xmlns:a0="ns2">'+178              '<prefix:child2/></a0:child1></prefix:root>');179  doc = ParseXML('<root xmlns="ns1"><prefix:child1 xmlns:prefix="ns2"/></root>');180  root = doc.documentElement;181  child1 = root.firstChild;182  child2 = doc.createElementNS("ns1", "prefix:child2");183  child1.appendChild(child2);184  do_check_serialize(doc);185  do_check_eq(SerializeXML(doc),186              '<root xmlns="ns1"><prefix:child1 xmlns:prefix="ns2">'+187              '<child2/></prefix:child1></root>');188  doc = ParseXML('<prefix:root xmlns:prefix="ns1">'+189                 '<prefix:child1 xmlns:prefix="ns2"/></prefix:root>');190  root = doc.documentElement;191  child1 = root.firstChild;192  child2 = doc.createElementNS("ns1", "prefix:child2");193  child1.appendChild(child2);194  do_check_serialize(doc);195  do_check_eq(SerializeXML(doc),196              '<prefix:root xmlns:prefix="ns1"><prefix:child1 xmlns:prefix="ns2">'+197              '<a0:child2 xmlns:a0="ns1"/></prefix:child1></prefix:root>');198  199  doc = ParseXML('<root xmlns="ns1"/>');200  root = doc.documentElement;201  child1 = doc.createElementNS("ns2", "child1");202  child2 = doc.createElementNS("ns1", "child2");203  child1.appendChild(child2);204  root.appendChild(child1);205  do_check_serialize(doc);206  do_check_eq(SerializeXML(doc),207                '<root xmlns="ns1"><child1 xmlns="ns2"><child2 xmlns="ns1"/>'+208                '</child1></root>');209}210function test7() {211  // Handle xmlns attribute declaring a default namespace on a non-namespaced212  // element (bug 326994).213  var doc = ParseXML('<root xmlns=""/>')214  var root = doc.documentElement;215  root.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns",216                      "http://www.w3.org/1999/xhtml");217  do_check_serialize(doc);218  do_check_eq(SerializeXML(doc), '<root/>');219  doc = ParseXML('<root xmlns=""><child1/></root>')220  root = doc.documentElement;221  root.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns",222                      "http://www.w3.org/1999/xhtml");223  do_check_serialize(doc);224  do_check_eq(SerializeXML(doc), '<root><child1/></root>');225  doc = ParseXML('<root xmlns="http://www.w3.org/1999/xhtml">' +226                 '<child1 xmlns=""><child2/></child1></root>')227  root = doc.documentElement;228  // No interface flattening in xpcshell229  var child1 = root.firstChild.QueryInterface(nsIDOMElement);230  child1.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns",231                        "http://www.w3.org/1999/xhtml");232  do_check_serialize(doc);233  do_check_eq(SerializeXML(doc),234              '<root xmlns="http://www.w3.org/1999/xhtml"><child1 xmlns="">' +235              '<child2/></child1></root>');236  doc = ParseXML('<root xmlns="http://www.w3.org/1999/xhtml">' +237                 '<child1 xmlns="">' +238                 '<child2 xmlns="http://www.w3.org/1999/xhtml"></child2>' +239                 '</child1></root>')240  root = doc.documentElement;241  // No interface flattening in xpcshell242  child1 = root.firstChild.QueryInterface(nsIDOMElement);243  var child2 = child1.firstChild.QueryInterface(nsIDOMElement);244  child1.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns",245                        "http://www.w3.org/1999/xhtml");246  child2.setAttributeNS("http://www.w3.org/2000/xmlns/", "xmlns", "");247  do_check_serialize(doc);248  do_check_eq(SerializeXML(doc),249              '<root xmlns="http://www.w3.org/1999/xhtml"><child1 xmlns="">' +250              '<a0:child2 xmlns:a0="http://www.w3.org/1999/xhtml" xmlns=""></a0:child2></child1></root>');251}252function test8() {253  // Test behavior of serializing with a given charset.254  var str1 = '<?xml version="1.0" encoding="ISO-8859-1"?>'+LB+'<root/>';255  var str2 = '<?xml version="1.0" encoding="UTF8"?>'+LB+'<root/>';256  var doc1 = ParseXML(str1);257  var doc2 = ParseXML(str2);258  var p = Pipe();259  DOMSerializer().serializeToStream(doc1, p.outputStream, "ISO-8859-1");260  p.outputStream.close();261  do_check_eq(ScriptableInput(p).read(-1), str1);262  p = Pipe();263  DOMSerializer().serializeToStream(doc2, p.outputStream, "ISO-8859-1");264  p.outputStream.close();265  do_check_eq(ScriptableInput(p).read(-1), str1);266  p = Pipe();267  DOMSerializer().serializeToStream(doc1, p.outputStream, "UTF8");268  p.outputStream.close();269  do_check_eq(ScriptableInput(p).read(-1), str2);270  p = Pipe();271  DOMSerializer().serializeToStream(doc2, p.outputStream, "UTF8");272  p.outputStream.close();273  do_check_eq(ScriptableInput(p).read(-1), str2);274}275function test9() {276  // Test behavior of serializing between given charsets, using277  // ISO-8859-1-representable text.278  var contents = '<root>' +279                   '\u00BD + \u00BE == \u00BD\u00B2 + \u00BC + \u00BE' +280                 '</root>';281  var str1 = '<?xml version="1.0" encoding="ISO-8859-1"?>'+ LB + contents;282  var str2 = '<?xml version="1.0" encoding="UTF8"?>'+ LB + contents;283  var str3 = '<?xml version="1.0" encoding="UTF-16"?>'+ LB + contents;284  var doc1 = ParseXML(str1);285  var doc2 = ParseXML(str2);286  var doc3 = ParseXML(str3);287  checkSerialization(doc1, "ISO-8859-1", str1);288  checkSerialization(doc2, "ISO-8859-1", str1);289  checkSerialization(doc3, "ISO-8859-1", str1);290  checkSerialization(doc1, "UTF8", str2);291  checkSerialization(doc2, "UTF8", str2);292  checkSerialization(doc3, "UTF8", str2);293  checkSerialization(doc1, "UTF-16", str3);294  checkSerialization(doc2, "UTF-16", str3);295  checkSerialization(doc3, "UTF-16", str3);296}297function test10() {298  // Test behavior of serializing between given charsets, using299  // Unicode characters (XXX but only BMP ones because I don't know300  // how to create one with non-BMP characters, either with JS strings301  // or using DOM APIs).302  var contents = '<root>' +303                   'AZaz09 \u007F ' +               // U+000000 to U+00007F304                   '\u0080 \u0398 \u03BB \u0725 ' + // U+000080 to U+0007FF305                   '\u0964 \u0F5F \u20AC \uFFFB' +  // U+000800 to U+00FFFF306                 '</root>';307  var str1 = '<?xml version="1.0" encoding="UTF8"?>'+ LB + contents;308  var str2 = '<?xml version="1.0" encoding="UTF-16"?>'+ LB + contents;309  var doc1 = ParseXML(str1);310  var doc2 = ParseXML(str2);311  checkSerialization(doc1, "UTF8", str1);312  checkSerialization(doc2, "UTF8", str1);313  checkSerialization(doc1, "UTF-16", str2);314  checkSerialization(doc2, "UTF-16", str2);315}316function checkSerialization(doc, toCharset, expectedString) {317  var p = Pipe();318  DOMSerializer().serializeToStream(doc, p.outputStream, toCharset);319  p.outputStream.close();320  var cin = C["@mozilla.org/intl/converter-input-stream;1"]321             .createInstance(I.nsIConverterInputStream);322  cin.init(p.inputStream, toCharset, 1024, 0x0);323  // compare the first expectedString.length characters for equality324  var outString = {};325  var count = cin.readString(expectedString.length, outString);326  do_check_true(count == expectedString.length);327  do_check_true(outString.value == expectedString);328  // if there's anything more in the stream, it's a bug329  do_check_eq(0, cin.readString(1, outString));330  do_check_eq(outString.value, "");...

serialize.js

Source:serialize.js

...10    res += element;11  } else {12    res += `<${element.type} ${serializeAttributes(element.attributes)}>`;13    element.children.forEach(child => {14      res += serializeXML(child);15    });16    res += `</${element.type}>`;17  }18  return res;19};...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3  const browser = await chromium.launch();4  const page = await browser.newPage();5  const html = await page.content();6  console.log(html);7  await browser.close();8})();

Using AI Code Generation

1const { serializeXML } = require('@playwright/test/lib/utils/serializeXML');2const { test } = require('@playwright/test');3test('test', async ({ page }) => {4  await page.setContent('<html><body><div>Hi</div></body></html>');5  const html = await page.$('html');6  console.log(await html.innerHTML());7  console.log(serializeXML(await html.innerHTML()));8});

Using AI Code Generation

1const { serializeXML } = require('@playwright/test/lib/utils/serializeXML');2const { test } = require('@playwright/test');3test('test', async ({ page }) => {4  await page.setContent('<html><body><div>Hi</div></body></html>');5  const html = await page.$('html');6  console.log(await html.innerHTML());7  console.log(serializeXML(await html.innerHTML()));8});

Using AI Code Generation

1const { serializeXML } = require('playwright-core/lib/server/dom.js');2const { parse } = require('playwright-core/lib/server/common/xml.js');3const { readFileSync } = require('fs');4const path = require('path');5const html = readFileSync(path.join(__dirname, 'test.html'), 'utf8');6const doc = parse(html);7const xml = serializeXML(doc);8console.log(xml);9cont f = rqui('fs10chomiumt');11(async () => {12  cons browser = awa chromum.aunch();13  cont contet = awit bow.newContext(14  playw page =rawait conteit.newPage();15  doawait ge._delegate.seializeXML();16  f.writeFilSync'dom.ml', do);17  await browser.cose();18})(

Using AI Code Generation

1const fs = require('fs');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const dom = await page._delegate.serializeXML();8  fs.writeFileSync('dom.xml', dom);9  await browser.close();10})();

Using AI Code Generation

1const { serializeXML } = require('playwright/lib/utils/serializer');2const { parse } = require('playwright/lib/utils/xmlParser');3const xml = await page.content();4const xmlTree = parse(xml);5const serializedXML = serializeXML(xmlTree);6console.log(serializedXML);

Using AI Code Generation

1const { serializeXML } = require('playwright/lib/server/dom.js');2const { parse } = require('playwright/lib/server/common/xml.js');3const dom = parse('<div id="a">Hello</div>');4const xml = serializeXML(dom);5console.log(xml);6serializeXML(dom: Node): string

Using AI Code Generation

1const playwright = require('playwright');2const { serializeXML } = require('playwright/lib/server/serializer');3(async () => {4  const browser = await playwright.chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const xml = await serializeXML(page);8  const fs = require('fs');9  fs.writeFileSync('test.xml', xml);10  await browser.close();11})();

Using AI Code Generation

1const { serializeXML } = require('playwright/lib/server/dom.js');2console.log(serializeXML(document));3const playwright = require('playwright');4(async () => {5  const browser = await playwright['chromium'].launch({ headless: false });6  const context = await browser.newContext();7  const page = await context.newPage();8  const html = await page.$eval('section', section => section.innerHTML);9  console.log(html);10  await browser.close();11})();

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.