third_party/WebKit/LayoutTests/reporting-observer/resources/deprecation.js

async_test(function(test) {
  var observer = new ReportingObserver(function(reports, observer) {
    test.step(function() {
      assert_equals(reports.length, 2);

      // Ensure that the contents of the reports are valid.
      for(let report of reports) {
        assert_equals(report.type, "deprecation");
        assert_true(report.url.endsWith(
            "reporting-observer/deprecation.html"));
        assert_equals(typeof report.body.id, "string");
        assert_equals(typeof report.body.anticipatedRemoval, "object");
        assert_equals(typeof report.body.message, "string");
        assert_true(report.body.sourceFile.endsWith(
            "reporting-observer/resources/deprecation.js"));
        assert_equals(typeof report.body.lineNumber, "number");
      }
      assert_not_equals(reports[0].body.id, reports[1].body.id);
    });

    test.done();
  });
  observer.observe();

  // Use two deprecated features to generate two deprecation reports.
  window.webkitStorageInfo;
  window.webkitURL;
}, "Deprecation reports");