test: refactor stream-*-constructor-set-methods

• Use common.mustCall() to ensure that callbacks are called.
• Remove no longer needed variables.
• Remove unnecessary process.on('exit') usage.

Checklist

• make -j4 test (UNIX), or vcbuild test (Windows) passes
• tests and/or benchmarks are included
• documentation is changed or added
• commit message follows commit guidelines

Affected core subsystem(s)

test