Improved overall test coverage from 37.9% to 51.0% (+13.1 percentage points)
New test files:
- internal/observability/metrics_test.go (18 test functions)
- internal/observability/tracing_test.go (11 test functions)
- internal/observability/provider_wrapper_test.go (12 test functions)
- internal/conversation/sql_store_test.go (16 test functions)
- internal/conversation/redis_store_test.go (15 test functions)
Test helper utilities:
- internal/observability/testing.go
- internal/conversation/testing.go
Coverage improvements by package:
- internal/conversation: 0% → 66.0% (+66.0%)
- internal/observability: 0% → 34.5% (+34.5%)
Test infrastructure:
- Added miniredis/v2 for Redis store testing
- Added prometheus/testutil for metrics testing
Total: ~2,000 lines of test code, 72 new test functions
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
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