chore: improved testing

[turtleDev]

Improved Test Coverage

This PR enhances test coverage across critical packages, achieving over 80% coverage. Key improvements include adding tests for edge cases and refactoring for better testability

Key Changes:

1. Increased Test Coverage:

   • Updated coverage in key packages
   • Added tests for log publishers and edge cases in kinesis and pubsub.

2. Refactoring & Bug Fixes:

   • Updated worker shutdown logic to close channels and ensure graceful exit.
   • Exposed metrics instruments for better test integration.

3. Service Package Enhancements:

   • Enhanced gRPC and REST tests for error handling and acknowledgment types.
   • Renamed configs (Asynchronous → AckAsync, Synchronous → AckSync).

4. CI Enhancements:

   • Enabled integration test coverage collection and merging with unit tests.
   • Fixed CI issues related to coverage reports and test output inconsistencies.
   • Generated coverage is not attached to each workflow run as an artefact.

[coveralls]

Pull Request Test Coverage Report for Build 10772558047

Details

• 97 of 116 (83.62%) changed or added relevant lines in 18 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage increased (+38.8%) to 81.295%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
services/rest/websocket/handler.go	1	2	50.0%
app/server.go	9	11	81.82%
publisher/log/log.go	4	6	66.67%
config/errors.go	5	8	62.5%
metrics/mock.go	24	35	68.57%
<!--	Total:	97	116	83.62%	-->

Files with Coverage Reduction	New Missed Lines	%
config/errors.go	1	86.0%
<!--	Total:	1		-->

Totals
Change from base Build 10601185135:	38.8%
Covered Lines:	1908
Relevant Lines:	2347

---

💛 - Coveralls