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Revision ac4966fa4dcda8e22ade19e03ed6690de7b9cece authored by Henrik Boström on 28 March 2018, 15:48:04 UTC, committed by Chromium WPT Sync on 28 March 2018, 15:48:04 UTC 
RTCRtpSender.getStats() in blink added behind flag.
 
This exposes RTCRtpSender.getStats() in JavaScript (behind flag) which
implements the stats selection algorithm[1] for senders.

[1] https://w3c.github.io/webrtc-pc/#dfn-stats-selection-algorithm

Bug: 680172
Change-Id: I8117c87f475d1c78fa3301fc2d821f0c3a21281f
Reviewed-on: https://chromium-review.googlesource.com/975306
Commit-Queue: Henrik Boström <hbos@chromium.org>
Reviewed-by: Philip Jägenstedt <foolip@chromium.org>
Reviewed-by: Harald Alvestrand <hta@chromium.org>
Reviewed-by: Taylor Brandstetter <deadbeef@chromium.org>
Cr-Commit-Position: refs/heads/master@{#546493}
1 parent f9c1a50
Raw File
xml_xpath_runner.html 
<!doctype html>
<title>XPath tests</title>
<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'></script>
<script>
setup({ explicit_done: true });

function find_child_element(context, element) {
  for (var i = 0; i < context.childNodes.length; i++) {
    var child = context.childNodes[i];
    if (child.nodeType === Node.ELEMENT_NODE && child.tagName === element)
      return child;
  }
}

function xpath_test(test_el) {
  /* note this func adopts the tree! */
  var new_doc = document.implementation.createDocument("", "");
  var xpath = find_child_element(test_el, "xpath");
  var result = find_child_element(test_el, "result");
  var namespace = find_child_element(result, "namespace");
  var localname = find_child_element(result, "localname");
  var nth = find_child_element(result, "nth");
  var tree = find_child_element(test_el, "tree");
  var actual_tree = new_doc.adoptNode(tree.firstElementChild);
  new_doc.appendChild(actual_tree);
  test(function() {
    var result = new_doc.evaluate(xpath.textContent, // expression
                                  actual_tree, // context node
                                  new_doc.createNSResolver(actual_tree), // resolver
                                  XPathResult.ANY_TYPE, // type
                                  null); // result
    var matched = [];
    var cur;
    while ((cur = result.iterateNext()) !== null) {
      matched.push(cur);
    }
    assert_equals(matched.length, 1, "Should match one node");
    var similar = new_doc.getElementsByTagNameNS(namespace.textContent,
                                                 localname.textContent);
    assert_equals(matched[0], similar[nth.textContent]);
  });
}

var xhr = new XMLHttpRequest();
xhr.open("GET", "xml_xpath_tests.xml");
xhr.onload = function(e) {
  var tests = xhr.responseXML.documentElement;
  for (var i = 0; i < tests.childNodes.length; i++) {
    var child = tests.childNodes[i];
    if (child.nodeType === Node.ELEMENT_NODE) {
      xpath_test(child);
    }
  }
  done();
};
xhr.send();
</script>
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