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  QA-08: ERROR HANDLING & UI MESSAGES TEST
  Sprint: S-QA-BUG-HUNT-01
  Priority: P1
  Date: 2026-05-17 18:10:34
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Test 1: Missing Authentication
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  ℹ️  INFO: Testing: No Authorization header
  ✅ PASS: Response has 'code' field
  ✅ PASS: Response has 'message' field
  ✅ PASS: No stack trace in response
  ℹ️  INFO: Testing: Invalid Bearer token
  ✅ PASS: Response has 'code' field
  ✅ PASS: Response has 'message' field
  ✅ PASS: No stack trace in response
  ℹ️  INFO: Testing: Malformed Authorization header
  ✅ PASS: Response has 'code' field
  ✅ PASS: Response has 'message' field
  ✅ PASS: No stack trace in response

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Test 2: Invalid Tenant ID
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  ℹ️  INFO: Testing: Missing tenant header
  ✅ PASS: Error response properly formatted
  ℹ️  INFO: Testing: Empty tenant ID
  ✅ PASS: Error response properly formatted
  ℹ️  INFO: Testing: Invalid format
  ✅ PASS: Error response properly formatted
  ℹ️  INFO: Testing: SQL injection attempt
  ✅ PASS: Error response properly formatted
  ✅ PASS: Malicious input not echoed back
  ℹ️  INFO: Testing: XSS attempt
  ✅ PASS: Error response properly formatted
  ✅ PASS: Malicious input not echoed back

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Test 3: Malformed JSON Payload
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  ℹ️  INFO: Testing: Invalid JSON syntax
  ✅ PASS: JSON parsing should fail for: Invalid JSON syntax
  ✅ PASS: Error code should be 'invalid_json'
  ℹ️  INFO: Testing: Truncated JSON
  ✅ PASS: JSON parsing should fail for: Truncated JSON
  ✅ PASS: Error code should be 'invalid_json'
  ℹ️  INFO: Testing: Empty payload
  ✅ PASS: JSON parsing should fail for: Empty payload
  ✅ PASS: Error code should be 'invalid_json'
  ℹ️  INFO: Testing: Not JSON
  ✅ PASS: JSON parsing should fail for: Not JSON
  ✅ PASS: Error code should be 'invalid_json'

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Test 4: Missing Required Fields
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  ℹ️  INFO: Testing: Missing title
  ✅ PASS: Validation should fail with errors
  ✅ PASS: Errors should be returned as array
  ✅ PASS: Error message for 'title' should be descriptive
  ℹ️  INFO: Testing: Missing type
  ✅ PASS: Validation should fail with errors
  ✅ PASS: Errors should be returned as array
  ✅ PASS: Error message for 'type' should be descriptive
  ℹ️  INFO: Testing: Missing theme_id
  ✅ PASS: Validation should fail with errors
  ✅ PASS: Errors should be returned as array
  ✅ PASS: Error message for 'theme_id' should be descriptive
  ℹ️  INFO: Testing: Empty object
  ✅ PASS: Validation should fail with errors
  ✅ PASS: Errors should be returned as array
  ✅ PASS: Error message for 'title' should be descriptive
  ✅ PASS: Error message for 'type' should be descriptive
  ✅ PASS: Error message for 'theme_id' should be descriptive

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Test 5: Invalid Input Types
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  ℹ️  INFO: Testing: String instead of integer
  ✅ PASS: Type validation should fail for duration
  ℹ️  INFO: Testing: Array instead of string
  ✅ PASS: Type validation should fail for title
  ℹ️  INFO: Testing: Object instead of string
  ✅ PASS: Type validation should fail for description

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Test 6: Error Response Format
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  ℹ️  INFO: Testing format: unauthorized
  ✅ PASS: Error must have 'code' field
  ✅ PASS: Error must have 'message' field
  ✅ PASS: Error must have 'timestamp' field
  ✅ PASS: Error must NOT contain debug info (file/line/trace)
  ✅ PASS: Error code should be snake_case
  ℹ️  INFO: Testing format: invalid_tenant
  ✅ PASS: Error must have 'code' field
  ✅ PASS: Error must have 'message' field
  ✅ PASS: Error must have 'timestamp' field
  ✅ PASS: Error must NOT contain debug info (file/line/trace)
  ✅ PASS: Error code should be snake_case
  ℹ️  INFO: Testing format: validation_error
  ✅ PASS: Error must have 'code' field
  ✅ PASS: Error must have 'message' field
  ✅ PASS: Error must have 'timestamp' field
  ✅ PASS: Error must NOT contain debug info (file/line/trace)
  ✅ PASS: Error code should be snake_case

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Test 7: HTTP Status Codes
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  ℹ️  INFO: Testing: unauthorized -> 401
  ✅ PASS: Error 'unauthorized' should map to HTTP 401
  ℹ️  INFO: Testing: forbidden -> 403
  ✅ PASS: Error 'forbidden' should map to HTTP 403
  ℹ️  INFO: Testing: not_found -> 404
  ✅ PASS: Error 'not_found' should map to HTTP 404
  ℹ️  INFO: Testing: validation_error -> 400
  ✅ PASS: Error 'validation_error' should map to HTTP 400
  ℹ️  INFO: Testing: rate_limit_exceeded -> 429
  ✅ PASS: Error 'rate_limit_exceeded' should map to HTTP 429
  ℹ️  INFO: Testing: internal_error -> 500
  ✅ PASS: Error 'internal_error' should map to HTTP 500

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Test 8: No Stack Traces in Production
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  ℹ️  INFO: Checking error: database_error
  ✅ PASS: Production error should NOT contain debug information
  ✅ PASS: Production error message should not expose technical details
  ℹ️  INFO: Checking error: unexpected_error
  ✅ PASS: Production error should NOT contain debug information
  ✅ PASS: Production error message should not expose technical details

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Test 9: User-Friendly Error Messages
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  ℹ️  INFO: Checking GOOD messages (user-friendly):
  ✅ PASS: Message should be user-friendly
  ✅ PASS: Message should be user-friendly
  ✅ PASS: Message should be user-friendly
  ✅ PASS: Message should be user-friendly
  ℹ️  INFO: 
Checking BAD messages (technical):
  ✅ PASS: Message should NOT be exposed to users
  ✅ PASS: Message should NOT be exposed to users
  ✅ PASS: Message should NOT be exposed to users
  ✅ PASS: Message should NOT be exposed to users

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Test 10: Rate Limit Error
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  ✅ PASS: Rate limit error has correct code
  ✅ PASS: Rate limit error includes 'retry_after' field
  ℹ️  INFO: Rate limit error format is correct

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  TEST SUMMARY
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  Total Tests: 76
  Passed: 76
  Failed: 0
  Duration: 0s

  ✅ ALL ERROR HANDLING TESTS PASSED!
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