Result Rankings: Increase test clarity when rendering components

• Type: Task
• Status: Closed
• Priority: Minor
• Resolution: Completed
• Affects Version/s: None
• Fix Version/s: 7.2.10 DXP FP4, Master
• Component/s: Search Infrastructure
• Labels:
  • fc_19_11
  • liferay-fixpack-dxp-4-7210
• Branch Version/s:
  7.2.x
• Backported to Branch:
  Committed
• Story Points: 2
• Epic Link: Search Tuning: Result Rankings (Phase 2)
• Sprint: Search | S03 Sprint 8
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/81382

Use examples from documentation on React Testing Library and Jest in order to improve current result rankings tests.

• render components without being so repetitive
• group events into reusable methods
• in general, make the test scenarios more "readable"