test_xmlserializer.js

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/* -*- indent-tabs-mode: nil; js-indent-level: 4 -*- */

/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

async function xmlEncode(aFile, aFlags, aCharset) {

  if (aFlags == undefined) {

    aFlags = 0;

  if (aCharset == undefined) {

    aCharset = "UTF-8";

  var doc = await do_parse_document(aFile, "text/xml");

  var encoder = Cu.createDocumentEncoder("text/xml");

  encoder.setCharset(aCharset);

  encoder.init(doc, "text/xml", aFlags);

  return encoder.encodeToString();

add_task(async function test_encoding() {

  var result, expected;

  const de = Ci.nsIDocumentEncoder;

  result = await xmlEncode("1_original.xml", de.OutputLFLineBreak);

  expected = loadContentFile("1_result.xml");

  Assert.equal(expected, result);

  result = await xmlEncode("2_original.xml", de.OutputLFLineBreak);

  expected = loadContentFile("2_result_1.xml");

  Assert.equal(expected, result);

  result = await xmlEncode("2_original.xml", de.OutputCRLineBreak);

  expected = expected.replace(/\n/g, "\r");

  Assert.equal(expected, result);

  result = await xmlEncode(

    "2_original.xml",

    de.OutputLFLineBreak | de.OutputCRLineBreak

);

  expected = expected.replace(/\r/gm, "\r\n");

  Assert.equal(expected, result);

  result = await xmlEncode(

    "2_original.xml",

    de.OutputLFLineBreak | de.OutputFormatted

);

  expected = loadContentFile("2_result_2.xml");

  Assert.equal(expected, result);

  result = await xmlEncode(

    "2_original.xml",

    de.OutputLFLineBreak | de.OutputFormatted | de.OutputWrap

);

  expected = loadContentFile("2_result_3.xml");

  Assert.equal(expected, result);

  result = await xmlEncode(

    "2_original.xml",

    de.OutputLFLineBreak | de.OutputWrap

);

  expected = loadContentFile("2_result_4.xml");

  Assert.equal(expected, result);

  result = await xmlEncode(

    "3_original.xml",

    de.OutputLFLineBreak | de.OutputFormatted | de.OutputWrap

);

  expected = loadContentFile("3_result.xml");

  Assert.equal(expected, result);

  result = await xmlEncode(

    "3_original.xml",

    de.OutputLFLineBreak | de.OutputWrap

);

  expected = loadContentFile("3_result_2.xml");

  Assert.equal(expected, result);

  // tests on namespaces

  var doc = await do_parse_document("4_original.xml", "text/xml");

  var encoder = Cu.createDocumentEncoder("text/xml");

  encoder.setCharset("UTF-8");

  encoder.init(doc, "text/xml", de.OutputLFLineBreak);

  result = encoder.encodeToString();

  expected = loadContentFile("4_result_1.xml");

  Assert.equal(expected, result);

  encoder.setNode(doc.documentElement.childNodes[9]);

  result = encoder.encodeToString();

  expected = loadContentFile("4_result_2.xml");

  Assert.equal(expected, result);

  encoder.setNode(doc.documentElement.childNodes[7].childNodes[1]);

  result = encoder.encodeToString();

  expected = loadContentFile("4_result_3.xml");

  Assert.equal(expected, result);

  encoder.setNode(doc.documentElement.childNodes[11].childNodes[1]);

  result = encoder.encodeToString();

  expected = loadContentFile("4_result_4.xml");

  Assert.equal(expected, result);

  encoder.setCharset("UTF-8");

  // it doesn't support this flags

  encoder.init(

    doc,

    "text/xml",

    de.OutputLFLineBreak | de.OutputFormatted | de.OutputWrap

);

  encoder.setWrapColumn(40);

  result = encoder.encodeToString();

  expected = loadContentFile("4_result_5.xml");

  Assert.equal(expected, result);

  encoder.init(doc, "text/xml", de.OutputLFLineBreak | de.OutputWrap);

  encoder.setWrapColumn(40);

  result = encoder.encodeToString();

  expected = loadContentFile("4_result_6.xml");

  Assert.equal(expected, result);

});

// OutputRaw should cause OutputWrap and OutputFormatted to be ignored.

// Check by encoding each test file and making sure the result matches what

// was fed in.

add_task(async function test_outputRaw() {

  let result, expected;

  const de = Ci.nsIDocumentEncoder;

  expected = loadContentFile("2_original.xml");

  result = await xmlEncode(

    "2_original.xml",

    de.OutputRaw | de.OutputLFLineBreak | de.OutputWrap

);

  Assert.equal(expected, result);

  result = await xmlEncode(

    "2_original.xml",

    de.OutputRaw | de.OutputLFLineBreak | de.OutputFormatted | de.OutputWrap

);

  Assert.equal(expected, result);

  expected = loadContentFile("3_original.xml");

  result = await xmlEncode(

    "3_original.xml",

    de.OutputRaw | de.OutputLFLineBreak | de.OutputWrap

);

  Assert.equal(expected, result);

  result = await xmlEncode(

    "3_original.xml",

    de.OutputRaw | de.OutputLFLineBreak | de.OutputFormatted | de.OutputWrap

);

  Assert.equal(expected, result);

  expected = loadContentFile("4_original.xml");

  let doc = await do_parse_document("4_original.xml", "text/xml");

  let encoder = Cu.createDocumentEncoder("text/xml");

  encoder.setCharset("UTF-8");

  encoder.init(

    doc,

    "text/xml",

    de.OutputRaw | de.OutputLFLineBreak | de.OutputWrap

);

  encoder.setWrapColumn(40);

  result = encoder.encodeToString();

  Assert.equal(expected, result);

  encoder.init(

    doc,

    "text/xml",

    de.OutputRaw | de.OutputLFLineBreak | de.OutputFormatted | de.OutputWrap

);

  encoder.setWrapColumn(40);

  result = encoder.encodeToString();

  Assert.equal(expected, result);

});