var Cc = Components.classes;
var Ci = Components.interfaces;
var Cr = Components.results;
var Cu = Components.utils;

/* import-globals-from ../../../common/tests/unit/head_helpers.js */

Cu.import("resource://gre/modules/XPCOMUtils.jsm");

try {
  // In the context of xpcshell tests, there won't be a default AppInfo
  Cc["@mozilla.org/xre/app-info;1"].getService(Ci.nsIXULAppInfo);
} catch (ex) {

// Make sure to provide the right OS so crypto loads the right binaries
var OS = "XPCShell";
if (mozinfo.os == "win")
  OS = "WINNT";
else if (mozinfo.os == "mac")
  OS = "Darwin";
else
  OS = "Linux";

Cu.import("resource://testing-common/AppInfo.jsm", this);
updateAppInfo({
  name: "XPCShell",
  ID: "{3e3ba16c-1675-4e88-b9c8-afef81b3d2ef}",
  version: "1",
  platformVersion: "",
  OS,
});
}

function base64UrlDecode(s) {
  s = s.replace(/-/g, "+");
  s = s.replace(/_/g, "/");

  // Replace padding if it was stripped by the sender.
  // See http://tools.ietf.org/html/rfc4648#section-4
  switch (s.length % 4) {
    case 0:
      break; // No pad chars in this case
    case 2:
      s += "==";
      break; // Two pad chars
    case 3:
      s += "=";
      break; // One pad char
    default:
      throw new Error("Illegal base64url string!");
  }

  // With correct padding restored, apply the standard base64 decoder
  return atob(s);
}

// Register resource alias. Normally done in SyncComponents.manifest.
function addResourceAlias() {
  Cu.import("resource://gre/modules/Services.jsm");
  const resProt = Services.io.getProtocolHandler("resource")
                          .QueryInterface(Ci.nsIResProtocolHandler);
  let uri = Services.io.newURI("resource://gre/modules/services-crypto/");
  resProt.setSubstitution("services-crypto", uri);
}
addResourceAlias();

/**
 * Print some debug message to the console. All arguments will be printed,
 * separated by spaces.
 *
 * @param [arg0, arg1, arg2, ...]
 *        Any number of arguments to print out
 * @usage _("Hello World") -> prints "Hello World"
 * @usage _(1, 2, 3) -> prints "1 2 3"
 */
var _ = function(some, debug, text, to) {
  print(Array.slice(arguments).join(" "));
};
