Content - 6d67dd3152d5442e2ab5d37cc0335884eadf5141 - 299e74f/screen-orientation/orientation-reading.html

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Tip revision: 259d0612af038d14f2cd889a14a3adb6c9e96d96 authored by Josh Matthews on 23 December 2018, 05:25:51 UTC
Claim to support testdriver in servodriver

Tip revision: 259d061

orientation-reading.html

<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
test(() => {
  assert_true('type' in screen.orientation);
  assert_true('angle' in screen.orientation);
}, "Test screen.orientation properties");

test(() => {
  const type = screen.orientation.type;
  const angle = screen.orientation.angle;

  if (screen.width > screen.height) {
    assert_true(type == "landscape-primary" || type == "landscape-secondary");
  } else if (screen.width < screen.height) {
    assert_true(type == "portrait-primary" || type == "portrait-secondary");
  }

  assert_true(angle == 0 || angle == 90 || angle == 180 || angle == 270);
}, "Test screen.orientation default values.");

test(() => {
  const type = screen.orientation.type;
  const angle = screen.orientation.angle;

  screen.orientation.type = 'foo';
  screen.orientation.angle = 42;

  assert_equals(screen.orientation.type, type);
  assert_equals(screen.orientation.angle, angle);
}, "Test that screen.orientation properties are not writable");

test(() => {
  assert_equals(screen.orientation, screen.orientation);
}, "Test that screen.orientation is always the same object");

promise_test(async t => {
  const orientation = screen.orientation;
  const orientationType = screen.orientation.type;
  const orientationAngle = screen.orientation.angle;
  const orientationWatcher = new EventWatcher(t, orientation, "change");

  if (orientationType.includes("portrait")) {
    await orientation.lock("landscape-primary");
  } else {
    await orientation.lock("portrait-primary");
  }

  await orientationWatcher.wait_for("change");
  assert_equals(screen.orientation, orientation);
  assert_equals(screen.orientation.type, orientation.type);
  assert_equals(screen.orientation.angle, orientation.angle);
  assert_not_equals(screen.orientation.type, orientationType);
  assert_not_equals(screen.orientation.angle, orientationAngle);
  screen.orientation.unlock();
}, "Test that screen.orientation values change if the orientation changes");
</script>

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