test: add comprehensive security validation tests #404
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Add Comprehensive Security Validation Tests
Summary
This PR adds comprehensive security validation tests for critical cross-chain and account security scenarios. These tests document security assumptions, validate existing protections, and serve as regression prevention for future changes.
Tests Added
1. LayerZeroSettler Edge Cases
validSendstate management afterexecuteSendfailures2. SimpleFunder Replay Protection
3. Orchestrator Simulation Mode
4. GuardedExecutor Flash Loan Protection
5. Escrow Race Conditions
6. Key Expiry Timestamp
7. Multi-Sig Malleability
Security Impact
Vulnerabilities Found: 0
All tested scenarios showed proper security implementations.
Documentation Value: HIGH
Testing
forge test --match-contract SecurityTests -vv