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58 lines
2 KiB
HTML
58 lines
2 KiB
HTML
<!DOCTYPE html>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script>
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test(() => {
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assert_true('type' in screen.orientation);
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assert_true('angle' in screen.orientation);
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}, "Test screen.orientation properties");
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test(() => {
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const type = screen.orientation.type;
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const angle = screen.orientation.angle;
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if (screen.width > screen.height) {
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assert_true(type == "landscape-primary" || type == "landscape-secondary");
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} else if (screen.width < screen.height) {
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assert_true(type == "portrait-primary" || type == "portrait-secondary");
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}
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assert_true(angle == 0 || angle == 90 || angle == 180 || angle == 270);
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}, "Test screen.orientation default values.");
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test(() => {
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const type = screen.orientation.type;
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const angle = screen.orientation.angle;
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screen.orientation.type = 'foo';
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screen.orientation.angle = 42;
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assert_equals(screen.orientation.type, type);
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assert_equals(screen.orientation.angle, angle);
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}, "Test that screen.orientation properties are not writable");
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test(() => {
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assert_equals(screen.orientation, screen.orientation);
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}, "Test that screen.orientation is always the same object");
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promise_test(async t => {
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const orientation = screen.orientation;
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const orientationType = screen.orientation.type;
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const orientationAngle = screen.orientation.angle;
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const orientationWatcher = new EventWatcher(t, orientation, "change");
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if (orientationType.includes("portrait")) {
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await orientation.lock("landscape-primary");
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} else {
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await orientation.lock("portrait-primary");
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}
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await orientationWatcher.wait_for("change");
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assert_equals(screen.orientation, orientation);
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assert_equals(screen.orientation.type, orientation.type);
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assert_equals(screen.orientation.angle, orientation.angle);
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assert_not_equals(screen.orientation.type, orientationType);
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assert_not_equals(screen.orientation.angle, orientationAngle);
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screen.orientation.unlock();
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}, "Test that screen.orientation values change if the orientation changes");
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</script>
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