Add a set of asserts to test.test_capi.test_bytearray

[nybblista]

Adding a set of asserts to test.test_capi.test_bytearray.

Linked PRs

• gh-131357: Add a set of asserts to test.test_capi.test_bytearray #131554

[StanFromIreland]

This would fall under #131357

[picnixz]

Ah yes, I'll need to remember to close it as a duplicate