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test(fraud-detection): add comprehensive unit tests and type guards for types module - #1644

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guptakumarranjeet150:feat/issue-1395-fraud-types-tests
Open

guptakumarranjeet150 wants to merge 1 commit into
rinafcode:mainfrom
guptakumarranjeet150:feat/issue-1395-fraud-types-tests

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@guptakumarranjeet150 guptakumarranjeet150 commented Oct 1, 2026 •

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Summary

This PR implements comprehensive unit tests and runtime type guards for src/services/fraud-detection/types.ts.

Changes Included

  • Added runtime constants FRAUD_SEVERITIES and FRAUD_CATEGORIES with const assertion.
  • Added runtime type guard functions:
    • isFraudSeverity
    • isFraudCategory
    • isValidFraudEvent
    • isValidFraudDetectionResult
    • isValidUserActionContext
    • isValidConferenceAccessCheck
    • isValidFraudDetectionConfig
  • Re-exported runtime constants and validation guards from src/services/fraud-detection/index.ts.
  • Created comprehensive test suite in src/services/fraud-detection/__tests__/types.test.ts covering all happy paths, boundary edge cases, null/undefined inputs, and mocked external storage integration.

Closes #1395

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Add unit tests for src/services/fraud-detection/types.ts

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