test_input_stream.js

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var CC = Components.Constructor;

var converter = Cc[

  "@mozilla.org/intl/scriptableunicodeconverter"

].createInstance(Ci.nsIScriptableUnicodeConverter);

converter.charset = "UTF-8";

var SIS = CC(

  "@mozilla.org/scriptableinputstream;1",

  "nsIScriptableInputStream",

  "init"

);

function test_char(code) {

  dump("test_char(0x" + code.toString(16) + ")\n");

  var original = String.fromCharCode(code);

  var nativeStream = Cc["@mozilla.org/io/string-input-stream;1"].createInstance(

    Ci.nsIStringInputStream

);

  nativeStream.setUTF8Data(original);

  var stream = new SIS(nativeStream);

  var utf8Result = stream.read(stream.available());

  stream.close();

  var result = converter.ConvertToUnicode(utf8Result);

  Assert.equal(escape(original), escape(result));

function run_test() {

  // This is not a very comprehensive test.

  for (var i = 0x007f - 2; i <= 0x007f; i++) {

    test_char(i);

  for (i = 0x07ff - 2; i <= 0x07ff; i++) {

    test_char(i);

  for (i = 0x1000 - 2; i <= 0x1000 + 2; i++) {

    test_char(i);

  for (i = 0xe000; i <= 0xe000 + 2; i++) {

    test_char(i);