feat(tests): more test helpers and features#1060

solnic wants to merge 9 commits into

feat/tests-support-async-tests-with-tpgetsentry/sentry-elixir:feat/tests-support-async-tests-with-tpfrom

refa/simplify-tests-using-new-helpersgetsentry/sentry-elixir:refa/simplify-tests-using-new-helpersCopy head branch name to clipboard