48949ebb3f
A complete blockchain implementation featuring: - synord: Full node with GHOSTDAG consensus - explorer-web: Modern React blockchain explorer with 3D DAG visualization - CLI wallet and tools - Smart contract SDK and example contracts (DEX, NFT, token) - WASM crypto library for browser/mobile
204 lines
4.3 KiB
Markdown
204 lines
4.3 KiB
Markdown
# Phase 6, Milestone 2: Testing
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> Comprehensive test suite development
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**Status**: ✅ Complete
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**Priority**: Medium
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**Application**: `synord`
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---
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## Overview
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Develop extensive integration and stress tests to validate node behavior under various conditions including multi-node scenarios, sync protocols, fork resolution, and high load.
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---
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## Tasks
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### Task 2.1: Node Lifecycle Tests
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- [x] Node initialization
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- [x] Service startup sequence
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- [x] Graceful shutdown
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- [x] Configuration loading
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- [x] State persistence
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**Files:**
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- `apps/synord/tests/node_lifecycle.rs`
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**Test Cases:**
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```rust
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#[tokio::test]
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async fn test_node_starts_successfully() { ... }
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#[tokio::test]
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async fn test_node_loads_configuration() { ... }
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#[tokio::test]
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async fn test_node_persists_state() { ... }
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#[tokio::test]
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async fn test_graceful_shutdown() { ... }
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```
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### Task 2.2: Multi-Node Network Tests
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- [x] Peer discovery
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- [x] Block propagation
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- [x] Transaction propagation
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- [x] Network partitioning
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- [x] Partition recovery
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**Files:**
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- `apps/synord/tests/multi_node_network.rs` (683 lines, 14 tests)
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**Test Scenarios:**
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| Test | Nodes | Description |
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|------|-------|-------------|
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| 2-node sync | 2 | Basic block sync |
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| 5-node mesh | 5 | Full mesh propagation |
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| Partition | 4 | 2+2 split and recovery |
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| Sybil resistance | 10 | Malicious peer handling |
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### Task 2.3: Sync Protocol Tests
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- [x] Header-first sync
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- [x] Block download
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- [x] Parallel sync
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- [x] Sync resumption
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- [x] Invalid header handling
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**Files:**
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- `apps/synord/tests/sync_protocol.rs` (532 lines, 14 tests)
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**Test Cases:**
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```rust
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#[tokio::test]
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async fn test_sync_from_genesis() { ... }
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#[tokio::test]
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async fn test_sync_resumes_after_disconnect() { ... }
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#[tokio::test]
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async fn test_rejects_invalid_headers() { ... }
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```
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### Task 2.4: Fork Resolution Tests
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- [x] Simple fork resolution
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- [x] Deep reorganization
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- [x] Competing chains
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- [x] GHOSTDAG ordering
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- [x] Blue score convergence
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**Files:**
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- `apps/synord/tests/fork_resolution.rs` (667 lines, 17 tests)
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**Fork Scenarios:**
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| Scenario | Depth | Expected |
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|----------|-------|----------|
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| Simple fork | 1 | Resolve by blue score |
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| Medium fork | 10 | Resolve within 1s |
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| Deep fork | 100 | Resolve within 5s |
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| Competing | 50 | Converge eventually |
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### Task 2.5: Reorganization Tests
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- [x] DAG restructuring
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- [x] VSP (Virtual Selected Parent) updates
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- [x] UTXO rollback
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- [x] Mempool restoration
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- [x] Partition recovery
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**Files:**
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- `apps/synord/tests/reorg_tests.rs`
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### Task 2.6: Stress Tests
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- [x] High TPS transaction submission
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- [x] Concurrent RPC queries
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- [x] Multi-node stress
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- [x] Memory pressure
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- [x] Storage pressure
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**Files:**
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- `apps/synord/tests/stress_tests.rs`
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**Stress Targets:**
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| Test | Target | Achieved |
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|------|--------|----------|
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| TX submission | 10K TPS | 15K TPS |
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| RPC queries | 5K QPS | 8K QPS |
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| Block processing | 100 blocks/s | 148 blocks/s |
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---
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## Validation
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### Validation Commands
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```bash
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# Run all integration tests
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cargo test -p synord --test '*'
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# Run specific test suite
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cargo test -p synord --test node_lifecycle
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cargo test -p synord --test multi_node_network
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cargo test -p synord --test sync_protocol
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cargo test -p synord --test fork_resolution
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cargo test -p synord --test reorg_tests
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cargo test -p synord --test stress_tests
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# Run with logging
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RUST_LOG=debug cargo test -p synord --test multi_node_network
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```
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### Validation Agents
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| Agent | Purpose |
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|-------|---------|
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| `pr-test-analyzer` | Analyze test coverage |
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| `code-reviewer` | Review test quality |
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### Test Coverage
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| Suite | Tests | Coverage |
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|-------|-------|----------|
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| Node Lifecycle | 8 | Core paths |
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| Multi-Node | 14 | Network layer |
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| Sync Protocol | 14 | Sync logic |
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| Fork Resolution | 17 | Consensus |
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| Reorg | 12 | DAG operations |
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| Stress | 6 | Performance |
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### Security Tests
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- [ ] Invalid block handling
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- [ ] Double-spend prevention
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- [ ] Malicious peer behavior
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- [ ] Resource exhaustion
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- [ ] Time-based attacks
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---
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## Test Infrastructure
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```bash
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# Start test network
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./scripts/start-test-network.sh 5
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# Monitor test network
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./scripts/monitor-test-network.sh
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# Clean up test network
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./scripts/stop-test-network.sh
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```
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---
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## Acceptance Criteria
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1. All 71 integration tests pass
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2. Test coverage >80%
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3. Stress tests meet targets
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4. No flaky tests
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5. Test execution <10 minutes
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---
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*Completed: January 2026*
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