fraiseql-server 2.0.0-alpha.1

// Phase 12.3 Cycle 5: Audit Logging & Advanced Features Tests (RED)
//! Comprehensive test specifications for audit logging, schema detection,
//! and transaction integration with field-level encryption

#[cfg(test)]
mod audit_logging_tests {
    // ============================================================================
    // AUDIT LOGGING TESTS
    // ============================================================================

    /// Test encryption operation logged to audit trail
    #[tokio::test]
    #[ignore] // Requires audit logging integration
    async fn test_audit_log_encryption_operation() {
        // When field encrypted during INSERT/UPDATE
        // Audit trail records:
        // - User ID (from context)
        // - Field name
        // - Operation type (insert/update)
        // - Timestamp
        // - Success/failure
        assert!(true);
    }

    /// Test decryption operation logged to audit trail
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_decryption_operation() {
        // When field decrypted during SELECT
        // Audit trail records:
        // - User ID (from context)
        // - Field name
        // - Operation type (select)
        // - Timestamp
        // - Which data accessed (for monitoring)
        assert!(true);
    }

    /// Test encryption failure logged
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_encryption_failure() {
        // When encryption fails
        // Audit trail records:
        // - User attempting encryption
        // - Field that failed
        // - Reason for failure
        // - Timestamp
        // For security investigation
        assert!(true);
    }

    /// Test decryption failure logged
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_decryption_failure() {
        // When decryption fails
        // Audit trail records:
        // - User attempting decryption
        // - Field that failed
        // - Reason (wrong key, corrupted data, etc.)
        // - Timestamp
        // For security investigation
        assert!(true);
    }

    /// Test audit trail correlates related operations
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_operation_correlation() {
        // When user inserts and later selects same record
        // Audit trail can correlate operations
        // Same user ID, same field, different operations
        // Timeline shows data lifecycle
        assert!(true);
    }

    /// Test audit log includes user context
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_user_context() {
        // When encryption operation includes user ID
        // Audit log records:
        // - User ID
        // - User role/permissions
        // - Request ID
        // - Session ID
        // For compliance and security monitoring
        assert!(true);
    }

    /// Test audit log includes encryption context
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_encryption_context() {
        // When encryption uses context data
        // Audit log includes:
        // - Context value used
        // - Why context was used
        // - Verification result
        // For audit trail integrity
        assert!(true);
    }

    /// Test audit log persists to storage
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_persistence() {
        // When encryption operation logged
        // Audit log written to:
        // - Audit table in database
        // - File system
        // - Or external audit service
        // Persisted before operation returns
        assert!(true);
    }

    /// Test audit log is tamper-resistant
    #[tokio::test]
    #[ignore]
    async fn test_audit_log_tamper_resistant() {
        // When audit log written
        // Should be:
        // - Signed (HMAC or digital signature)
        // - Append-only
        // - Immutable (no updates, only inserts)
        // - Cryptographically protected
        // For compliance requirements
        assert!(true);
    }

    // ============================================================================
    // SCHEMA DETECTION TESTS
    // ============================================================================

    /// Test schema detects encrypted field annotations
    #[test]
    #[ignore]
    fn test_schema_detect_encrypted_annotation() {
        // When struct has #[encrypted] on field
        // Schema parser detects it
        // Mapper automatically encrypts/decrypts
        // No per-query configuration needed
        assert!(true);
    }

    /// Test schema supports multiple encryption marks
    #[test]
    #[ignore]
    fn test_schema_multiple_encryption_marks() {
        // Supported marks:
        // - #[encrypted]
        // - #[sensitive]
        // - #[encrypt(key="vault_path")]
        // All recognized and handled
        assert!(true);
    }

    /// Test schema includes key reference
    #[test]
    #[ignore]
    fn test_schema_encryption_key_reference() {
        // When schema has #[encrypt(key="path/to/key")]
        // Mapper uses that specific key from Vault
        // Different fields can use different keys
        // Key reference checked at startup
        assert!(true);
    }

    /// Test schema includes encryption algorithm hint
    #[test]
    #[ignore]
    fn test_schema_encryption_algorithm_hint() {
        // Schema can specify algorithm:
        // #[encrypt(algorithm="aes256-gcm")]
        // Hints for documentation/validation
        // Actual algorithm configurable at runtime
        assert!(true);
    }

    /// Test schema evolution adds encrypted field
    #[test]
    #[ignore]
    fn test_schema_evolution_add_encrypted_field() {
        // When new encrypted field added
        // Old records (without field) still work
        // New records encrypted correctly
        // Mapper handles both seamlessly
        assert!(true);
    }

    /// Test schema evolution changes key for field
    #[test]
    #[ignore]
    fn test_schema_evolution_key_rotation() {
        // When encryption key changes for field
        // New records use new key
        // Old records still decrypt with old key (Vault versioning)
        // Transparent re-encryption possible
        assert!(true);
    }

    /// Test schema validation on startup
    #[test]
    #[ignore]
    fn test_schema_validation_startup() {
        // When application starts
        // Schema validated:
        // - All encrypted field keys exist in Vault
        // - Keys are correct size (32 bytes for AES-256)
        // - Mapper can access all keys
        // Fails fast if misconfigured
        assert!(true);
    }

    // ============================================================================
    // TRANSACTION INTEGRATION TESTS
    // ============================================================================

    /// Test encryption with transaction context
    #[tokio::test]
    #[ignore]
    async fn test_transaction_encryption_context() {
        // When transaction uses encryption context
        // Context includes:
        // - Transaction ID
        // - User ID
        // - Timestamp
        // - Operations in transaction
        // Audit log correlates transaction
        assert!(true);
    }

    /// Test batch operations in transaction
    #[tokio::test]
    #[ignore]
    async fn test_transaction_batch_encryption() {
        // When transaction inserts 100 records
        // All encrypted with same context ID
        // Batch operation logged as single transaction
        // Atomic encryption/commit
        assert!(true);
    }

    /// Test transaction rollback with encryption
    #[tokio::test]
    #[ignore]
    async fn test_transaction_rollback_cleanup() {
        // When transaction with encryption rolls back
        // No encrypted data persisted
        // Memory cleaned (no sensitive data remaining)
        // Audit trail records rollback
        assert!(true);
    }

    /// Test nested transactions with encryption
    #[tokio::test]
    #[ignore]
    async fn test_transaction_nested_encryption() {
        // When transaction has nested savepoints
        // Encryption operations in nested transaction
        // Rollback of nested transaction handled correctly
        // Parent transaction continues
        assert!(true);
    }

    /// Test concurrent transactions with encryption
    #[tokio::test]
    #[ignore]
    async fn test_transaction_concurrent_isolation() {
        // When multiple transactions encrypt different rows
        // No lock contention
        // Serializable isolation maintained
        // Each transaction independent encryption keys
        assert!(true);
    }

    /// Test long-running transaction with encryption
    #[tokio::test]
    #[ignore]
    async fn test_transaction_long_running_encryption() {
        // When transaction runs for extended time
        // Encryption keys cached locally
        // Key rotation in background doesn't affect transaction
        // Transaction completes with original key
        assert!(true);
    }

    // ============================================================================
    // PERFORMANCE OPTIMIZATION TESTS
    // ============================================================================

    /// Test encryption batching optimization
    #[tokio::test]
    #[ignore]
    async fn test_optimization_encryption_batching() {
        // When encrypting many fields
        // Should batch operations where possible
        // Reduce context switching overhead
        // Maintain security properties
        assert!(true);
    }

    /// Test parallel decryption optimization
    #[tokio::test]
    #[ignore]
    async fn test_optimization_parallel_decryption() {
        // When decrypting many fields
        // Should use parallelization
        // Tokio spawn_blocking for CPU-bound crypto
        // Improved throughput on multi-core
        assert!(true);
    }

    /// Test key caching effectiveness
    #[tokio::test]
    #[ignore]
    async fn test_optimization_key_cache_effectiveness() {
        // When same key accessed repeatedly
        // Cache hit rate should be >95%
        // With Vault fallback for misses
        // Performance stable across operations
        assert!(true);
    }

    /// Test memory efficiency of encryption
    #[tokio::test]
    #[ignore]
    async fn test_optimization_memory_efficiency() {
        // When encrypting large batches
        // Memory usage should scale linearly
        // No unnecessary copies
        // Proper cleanup after operations
        assert!(true);
    }

    // ============================================================================
    // ERROR RECOVERY TESTS
    // ============================================================================

    /// Test recovery from temporary Vault unavailability
    #[tokio::test]
    #[ignore]
    async fn test_recovery_vault_temporary_outage() {
        // When Vault unavailable temporarily
        // With cached keys: operations continue
        // Without cache: operations fail gracefully
        // Retry logic with exponential backoff
        assert!(true);
    }

    /// Test recovery from encryption key expiry
    #[tokio::test]
    #[ignore]
    async fn test_recovery_key_expiry() {
        // When encryption key lease expires
        // Mapper detects expiry
        // Requests new key from Vault
        // Operations continue transparently
        assert!(true);
    }

    /// Test recovery from network partition
    #[tokio::test]
    #[ignore]
    async fn test_recovery_network_partition() {
        // When network partition occurs
        // With cache: operations use cached keys
        // Without cache: operations queued/retried
        // Consistent error handling
        assert!(true);
    }

    // ============================================================================
    // COMPLIANCE TESTS
    // ============================================================================

    /// Test HIPAA compliance with audit logging
    #[tokio::test]
    #[ignore]
    async fn test_compliance_hipaa_audit_logging() {
        // HIPAA requires:
        // - Comprehensive audit logging
        // - Access controls
        // - Encryption of PHI at rest
        // Implementation provides all
        assert!(true);
    }

    /// Test PCI-DSS compliance with encryption
    #[tokio::test]
    #[ignore]
    async fn test_compliance_pci_dss_encryption() {
        // PCI-DSS requires:
        // - Strong encryption (AES-256)
        // - Key management (via Vault)
        // - Access controls
        // Implementation compliant
        assert!(true);
    }

    /// Test GDPR compliance with data handling
    #[tokio::test]
    #[ignore]
    async fn test_compliance_gdpr_data_handling() {
        // GDPR requires:
        // - Data encryption
        // - Audit trail of access
        // - Right to deletion
        // Encryption + audit logging support these
        assert!(true);
    }

    /// Test SOC 2 compliance with controls
    #[tokio::test]
    #[ignore]
    async fn test_compliance_soc2_controls() {
        // SOC 2 requires:
        // - Logical access controls
        // - Audit logging
        // - Change management
        // Implementation provides all
        assert!(true);
    }
}