TINY-14063: Await test compilation

[jscasca]

Related Ticket: TINY-14037

Description of Changes:

• Await test compilation before first end-point hit

Pre-checks:

• Changelog entry added
• package.json versions have not been changed (done by Lerna on release)
• Tests have been added (if applicable)

Before merging:

• Ensure internal dependencies are on appropriate versions
  • For stable releases, all dependencies must be stable
  • For release candidates, all dependencies must be release candidates or stable