<!DOCTYPE HTML>
<html>
<head>
  <title>Bug 529697 - Test mapping of form submission to form-action</title>
  <!-- Including SimpleTest.js so we can use waitForExplicitFinish !-->
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
  <p id="display"></p>
  <div id="content" style="visibility: hidden">
    <iframe style="width:100%;" id="testframe"></iframe>
  </div>

<script class="testbody" type="text/javascript">

/*
 * Description of the test:
 *   We load a page with a given CSP and verify that form submissions are correctly
 *   evaluated through the "form-action" directive.
 */

SimpleTest.waitForExplicitFinish();

var tests = [
  {
    page   : "file_form-action.html",
    result : "allowed",
    policy : "form-action 'self'"
  },
  {
    page   : "file_form-action.html",
    result : "blocked",
    policy : "form-action 'none'"
  }
];

// initializing to -1 so we start at index 0 when we start the test
var counter = -1;

function checkResult(aResult) {
  is(aResult, tests[counter].result, "should be " + tests[counter].result + " in test " + counter + "!");
  loadNextTest();
}

// We use the examiner to identify requests that hit the wire and requests
// that are blocked by CSP and bubble up the result to the including iframe
// document (parent).
function examiner() {
  SpecialPowers.addObserver(this, "csp-on-violate-policy");
  SpecialPowers.addObserver(this, "specialpowers-http-notify-request");
}
examiner.prototype  = {
  observe(subject, topic, data) {
   if (topic === "specialpowers-http-notify-request") {
      // making sure we do not bubble a result for something other
      // then the request in question.
      if (!data.includes("submit-form")) {
        return;
      }
      checkResult("allowed");
    }

    if (topic === "csp-on-violate-policy") {
      // making sure we do not bubble a result for something other
      // then the request in question.
      var asciiSpec = SpecialPowers.getPrivilegedProps(
                        SpecialPowers.do_QueryInterface(subject, "nsIURI"),
                        "asciiSpec");
      if (!asciiSpec.includes("submit-form")) {
        return;
      }
      checkResult("blocked");
    }
  },
  remove() {
    SpecialPowers.removeObserver(this, "csp-on-violate-policy");
    SpecialPowers.removeObserver(this, "specialpowers-http-notify-request");
  }
}
window.FormActionExaminer = new examiner();

function loadNextTest() {
  counter++;
  if (counter == tests.length) {
    window.FormActionExaminer.remove();
    SimpleTest.finish();
    return;
  }

  var src = "file_testserver.sjs";
  // append the file that should be served
  src += "?file=" + escape("tests/dom/security/test/csp/" + tests[counter].page);
  // append the CSP that should be used to serve the file
  src += "&csp=" + escape(tests[counter].policy);

  document.getElementById("testframe").src = src;
}

// start running the tests
loadNextTest();

</script>
</body>
</html>
