progress-max-setting.html

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /html/semantics/forms/the-progress-element/progress-max-setting.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<link rel="author" href="mailto:masonf@chromium.org">

<link rel="help" href="https://crbug.com/41496971">

<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>

<script>

test(function() {

  const progress = document.createElement("progress");

  progress.max = 42;

  assert_equals(progress.max, 42);

  assert_equals(progress.getAttribute("max"), "42");

  // Attempt to set 0

  progress.max = 0;

  assert_equals(progress.max, 42, "Setting max to 0 should be ignored (IDL)");

  assert_equals(progress.getAttribute("max"), "42", "Setting max to 0 should be ignored (content attribute)");

  // Attempt to set negative value

  progress.max = -1000;

  assert_equals(progress.max, 42, "Setting max to -1000 should be ignored (IDL)");

  assert_equals(progress.getAttribute("max"), "42", "Setting max to -1000 should be ignored (content attribute)");

  // Attempt to set another valid value

  progress.max = 10;

  assert_equals(progress.max, 10, "Setting max to 10 should work");

  assert_equals(progress.getAttribute("max"), "10", "Attribute should update to 10");

}, "Setting max to non-positive value should be ignored");

</script>