| ONE: expecting global undolevels: 5, local undolevels: -123456 (default) |
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| undolevels=5 global |
| undolevels=-123456 local |
| TWO: expecting global undolevels: 5, local undolevels: 2 (first) then 10 (afterwards) |
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| undolevels=5 global |
| undolevels=2 local |
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| undolevels=5 global |
| undolevels=10 local |
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| global value shouldn't be changed and still be 5! |
| ONE: expecting global undolevels: 5, local undolevels: -123456 (default) |
| undolevels=5 global |
| undolevels=-123456 local |
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| global value should be changed to 50 |
| THREE: expecting global undolevels: 50, local undolevels: -123456 (default) |
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| undolevels=50 global |
| undolevels=-123456 local |
