content/base/test/unit/head_utilities.js

changeset 0
6474c204b198
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/content/base/test/unit/head_utilities.js	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,36 @@
     1.4 +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
     1.5 +/* This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +Components.utils.import("resource://testing-common/httpd.js");
    1.10 +
    1.11 +const nsIDocumentEncoder = Components.interfaces.nsIDocumentEncoder;
    1.12 +const replacementChar = Components.interfaces.nsIConverterInputStream.DEFAULT_REPLACEMENT_CHARACTER;
    1.13 +
    1.14 +function loadContentFile(aFile, aCharset) {
    1.15 +    //if(aAsIso == undefined) aAsIso = false;
    1.16 +    if(aCharset == undefined)
    1.17 +        aCharset = 'UTF-8';
    1.18 +
    1.19 +    var file = do_get_file(aFile);
    1.20 +    var ios = Components.classes['@mozilla.org/network/io-service;1']
    1.21 +            .getService(Components.interfaces.nsIIOService);
    1.22 +    var chann = ios.newChannelFromURI ( ios.newFileURI (file) );
    1.23 +    chann.contentCharset = aCharset;
    1.24 +
    1.25 +    /*var inputStream = Components.classes["@mozilla.org/scriptableinputstream;1"]
    1.26 +                        .createInstance(Components.interfaces.nsIScriptableInputStream);
    1.27 +    inputStream.init(chann.open());
    1.28 +    return inputStream.read(file.fileSize);
    1.29 +    */
    1.30 +
    1.31 +    var inputStream = Components.classes["@mozilla.org/intl/converter-input-stream;1"]
    1.32 +                       .createInstance(Components.interfaces.nsIConverterInputStream);
    1.33 +    inputStream.init(chann.open(), aCharset, 1024, replacementChar);
    1.34 +    var str = {}, content = '';
    1.35 +    while (inputStream.readString(4096, str) != 0) {
    1.36 +        content += str.value;
    1.37 +    }
    1.38 +    return content;
    1.39 +}

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