# Physics engine tests?

**URL:** <https://forum.makecode.com/t/physics-engine-tests/509>\
**Category:** Arcade\
**Created:** [September 2, 2019, 11:02pm UTC](https://forum.makecode.com/t/physics-engine-tests/509 "2019-09-02T23:02:15Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![kjw](https://avatars.discourse-cdn.com/v4/letter/k/e79b87/32.png) [@kjw](https://forum.makecode.com/u/kjw)\
**Post date:** [September 14, 2019, 5:09pm UTC](https://forum.makecode.com/t/physics-engine-tests/509/4 "2019-09-14T17:09:36Z")

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This test passes in the current v0.14.9 version and doesn’t require the workaround anymore to filter out the second “double hits”.

Browser behaviour for tab switching is discussed in [Time and switching tabs](https://forum.makecode.com/t/time-and-switching-tabs/519).

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