Dimensions of a parent element do not include padding when used in anchors of an absolute positioned children element

Unity: UI Toolkit Framework

UI Toolkit

6.0.X

2023.2.X

2021.3.X

2023.1.X

2022.2.X

2020.3.X

How to reproduce:
1. Open the user’s attached “PaddingBug.zip” project
2. Enter Play Mode and observe the result

Expected result: Blue square is at the bottom right of a red square
Actual result: Blue square is on top of a red square

Reproducible with: 1.0.0-preview.18 (2020.3.44f1), 1.0.0 (2021.3.18f1, 2022.2.5f1, 2023.1.0b2)

Reproduced on: macOS 12.4 (Intel)

Note: Reproduced in the Editor and in the Standalone macOS Player