set_touch_override.https.html

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This WPT test may be referenced by the following Test IDs:
- /infrastructure/testdriver/bidi/emulation/set_touch_override.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8"/>

<title>TestDriver bidi.emulation.set_touch_override method</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/resources/testdriver.js?feature=bidi"></script>

<script src="/resources/testdriver-vendor.js"></script>

<script>

    promise_test(async () => {

        // Get the initial max touch points.

        const initial_max_touch_points = navigator.maxTouchPoints;

        // Set the max touch points override

        await test_driver.bidi.emulation.set_touch_override({

            maxTouchPoints: 2

});

        // Assert the max touch points matches the override.

        assert_equals(navigator.maxTouchPoints, 2);

        // Set another max touch points override

        await test_driver.bidi.emulation.set_touch_override({

            maxTouchPoints: 5

});

        // Assert the max touch points matches the override.

        assert_equals(navigator.maxTouchPoints, 5);

        // Clear the touch override.

        await test_driver.bidi.emulation.set_touch_override({});

        // Assert max touch points is set to the original value.

        assert_equals(navigator.maxTouchPoints, initial_max_touch_points);

    }, "emulate touch and clear override");

</script>