test: add expectDeprecationWarning to common
Checklist
-
make -j4 test
(UNIX), orvcbuild test nosign
(Windows) passes -
commit message follows commit guidelines
Affected core subsystem(s)
test
Description of change
There are multiple tests that use the same boilerplate to test that deprecation warnings are correctly emmited. This adds a new common function to do that and changes the tests to use it.
/cc @nodejs/testing @addaleax