yuneng-jiang c4a0174e00 test: add comprehensive Vitest coverage for CostTrackingSettings ... Add 88 tests across 9 test files for the CostTrackingSettings component directory: - provider_display_helpers.test.ts: 9 tests for helper functions - how_it_works.test.tsx: 9 tests for discount calculator component - add_provider_form.test.tsx: 7 tests for provider form validation - add_margin_form.test.tsx: 9 tests for margin form with type toggle - provider_discount_table.test.tsx: 12 tests for table editing and interactions - provider_margin_table.test.tsx: 13 tests for margin table with sorting - use_discount_config.test.ts: 11 tests for discount hook logic - use_margin_config.test.ts: 12 tests for margin hook logic - cost_tracking_settings.test.tsx: 15 tests for main component and role-based rendering All tests passing. Coverage includes form validation, user interactions, API calls, state management, and conditional rendering. Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>		2026-02-27 21:16:41 -08:00
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litellm-dashboard	test: add comprehensive Vitest coverage for CostTrackingSettings	2026-02-27 21:16:41 -08:00