test_uri_escaping.js

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var ssm = Services.scriptSecurityManager;

function makeURI(uri) {

  return Services.io.newURI(uri);

function createPrincipal(aURI) {

  try {

    var uri = makeURI(aURI);

    var principal = ssm.createContentPrincipal(uri, {});

    return principal;

  } catch (e) {

    return null;

function run_test() {

  Assert.equal(createPrincipal("http://test^test/foo^bar#x^y"), null);

  Assert.equal(createPrincipal("http://test^test/foo\\bar"), null);

  Assert.equal(createPrincipal("http://test:2^3/foo\\bar"), null);

  Assert.equal(

    createPrincipal("http://test/foo^bar").exposableSpec,

    "http://test/foo%5Ebar"

);