<!DOCTYPE html>
<html>
  <head>
    <title>The progress element</title>

    <link rel="author" title="dan smith" href="mailto:XX1011@gmail.com">
    <link rel="author" title="Tomoyuki SHIMIZU" href="mailto:tomoyuki.labs@gmail.com">
    <link rel="help" href="https://html.spec.whatwg.org/multipage/#the-progress-element">

    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
  </head>
  <body>
    <div id="log"></div>

    <progress id="indeterminate"></progress>
    <progress id="removevalue" value="0.5"></progress>
    <progress id="quarter" value="1" max="4"></progress>
    <progress id="largerthanmax" value="2"></progress>
    <progress id="invalidmax" value="1" max="a"></progress>
    <progress id="negativemax" value="1" max="-1"></progress>
    <progress id="invalidvalue" value="a"></progress>
    <progress id="negativevalue" value="-1"></progress>

    <script>

      test(function() {
        assert_equals(indeterminate.position, -1);
      }, "Indeterminate progress bar should have position -1");

      test(function() {
        removevalue.removeAttribute('value');
        assert_equals(removevalue.position, -1);
      }, "Revoming the value attribute makes an intermediate progress bar, which should have position -1");

      test(function() {
        assert_equals(quarter.position, quarter.value / quarter.max);
      }, "Determinate progress bar should have fractional position");

      test(function() {
        assert_equals(indeterminate.value, 0);
      }, "Indeterminate progress bar should have value 0");

      test(function() {
        assert_equals(largerthanmax.value, 1);
      }, "Value must equal max if the parsed value is larger than max");

      test(function() {
        assert_equals(indeterminate.max, 1);
      }, "Max must be 1 by default");

      test(function() {
        assert_equals(largerthanmax.max, 1);
      }, "Max must be 1 by default, even if value is specified");

      test(function() {
        assert_equals(invalidmax.max, 1);
      }, "Max must be 1 if max value is invalid");

      test(function() {
        assert_equals(negativemax.max, 1);
      }, "Max must be 1 if the parsed max value is less than or equal to zero");

      test(function() {
        assert_equals(invalidvalue.value, 0);
      }, "Value must be 0 if value is invalid");

      test(function() {
        assert_equals(negativevalue.value, 0);
      }, "Value must be 0 if the parsed value is less than or equal to zero");

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