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vendor/ruvector/crates/ruvllm-wasm/tests/README.md
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# RuvLLM WASM Tests
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Comprehensive test suite for the RuvLLM WASM bindings, including tests for intelligent features (HNSW Router, MicroLoRA, SONA Instant).
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## Test Files
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### `web.rs`
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Core WASM functionality tests:
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- GenerateConfig (configuration management)
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- ChatMessage and ChatTemplate (conversation formatting)
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- KV Cache (two-tier key-value cache)
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- Memory Arena (bump allocator)
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- Buffer Pool (memory reuse)
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- RuvLLMWasm (main interface)
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- Utility functions
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### `intelligent_wasm_test.rs`
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Advanced intelligent features tests:
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- **HNSW Router**: Semantic routing with 150x faster pattern search
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- **MicroLoRA**: Ultra-lightweight LoRA adaptation (<1ms latency)
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- **SONA Instant**: Self-Optimizing Neural Architecture
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- **Integrated Tests**: Full workflow testing all components together
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## Running Tests
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### Prerequisites
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Install wasm-pack:
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```bash
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cargo install wasm-pack
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```
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### Run All Tests
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#### Browser Tests (Headless Chrome)
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```bash
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# From crates/ruvllm-wasm directory
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wasm-pack test --headless --chrome
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# Or run specific test file
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wasm-pack test --headless --chrome --test web
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wasm-pack test --headless --chrome --test intelligent_wasm_test
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```
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#### Browser Tests (Headless Firefox)
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```bash
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wasm-pack test --headless --firefox
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```
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#### Node.js Tests
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```bash
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wasm-pack test --node
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```
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### Run Specific Tests
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```bash
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# Run only HNSW Router tests
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wasm-pack test --headless --chrome -- --test test_hnsw_router
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# Run only MicroLoRA tests
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wasm-pack test --headless --chrome -- --test test_microlora
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# Run only SONA tests
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wasm-pack test --headless --chrome -- --test test_sona
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```
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### Watch Mode (Development)
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```bash
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# Automatically rerun tests on file changes
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cargo watch -x 'test --target wasm32-unknown-unknown'
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```
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## Test Coverage
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### HNSW Router Tests (11 tests)
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| Test | Purpose | Assertions |
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|------|---------|-----------|
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| `test_hnsw_router_creation` | Initialization | Dimensions, empty state |
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| `test_hnsw_router_add_pattern` | Pattern insertion | Success, count increment |
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| `test_hnsw_router_add_pattern_dimension_mismatch` | Input validation | Error on wrong dims |
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| `test_hnsw_router_search` | Similarity search | Top-K retrieval |
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| `test_hnsw_router_cosine_similarity_ordering` | Result ranking | Correct similarity order |
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| `test_hnsw_router_serialization` | State persistence | JSON format |
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| `test_hnsw_router_deserialization` | State restoration | Correct reconstruction |
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| `test_hnsw_router_empty_search` | Edge case | Empty results |
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| `test_hnsw_router_max_capacity` | Capacity limits | Rejection when full |
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| `test_performance_hnsw_search_latency` | Performance | <10ms for 100 patterns |
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### MicroLoRA Tests (10 tests)
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| Test | Purpose | Assertions |
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|------|---------|-----------|
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| `test_microlora_creation` | Initialization | Dim, rank, alpha correct |
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| `test_microlora_apply_transformation` | Forward pass | Output shape, values |
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| `test_microlora_verify_output_shape` | Shape validation | Correct dimensions |
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| `test_microlora_adapt_with_feedback` | Adaptation | Success, count update |
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| `test_microlora_adapt_changes_output` | Learning effect | Output changes |
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| `test_microlora_stats_update` | Statistics | Adaptation count tracking |
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| `test_microlora_reset` | State reset | Zero B matrix, reset count |
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| `test_microlora_dimension_mismatch` | Input validation | Error handling |
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| `test_microlora_serialization` | State export | Correct stats |
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| `test_performance_lora_forward_pass` | Performance | <1ms latency |
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### SONA Instant Tests (9 tests)
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| Test | Purpose | Assertions |
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|------|---------|-----------|
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| `test_sona_creation` | Initialization | Dim, learning rate |
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| `test_sona_instant_adapt` | Instant adaptation | <1ms latency |
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| `test_sona_instant_adapt_latency` | Performance consistency | Repeated <1ms |
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| `test_sona_record_patterns` | Pattern storage | Correct count |
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| `test_sona_get_suggestions` | Retrieval | Top-K by quality*similarity |
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| `test_sona_learning_accumulation` | Memory growth | Pattern count |
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| `test_sona_memory_limit` | Capacity management | Max 100 patterns |
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| `test_sona_dimension_validation` | Input validation | Error on mismatch |
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| `test_performance_sona_instant_adapt_under_1ms` | **Critical latency** | <1ms requirement |
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### Integrated Tests (4 tests)
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| Test | Purpose | Assertions |
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|------|---------|-----------|
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| `test_integrated_system_creation` | Component setup | All initialized |
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| `test_integrated_flow_route_apply_adapt` | Full workflow | Route → Apply → Adapt |
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| `test_integrated_save_load_state` | State persistence | Serialization works |
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| `test_integrated_components_work_together` | End-to-end | Complete task flow |
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### Edge Case Tests (5 tests)
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| Test | Purpose | Assertions |
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|------|---------|-----------|
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| `test_edge_case_zero_vectors` | Zero input handling | No crashes, correct results |
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| `test_edge_case_very_small_values` | Numerical stability | Finite outputs |
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| `test_edge_case_high_dimensional` | High dims (1024) | All components work |
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| `test_edge_case_single_pattern` | Minimal data | Correct retrieval |
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## Performance Targets
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All tests include performance assertions:
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| Component | Target | Test |
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|-----------|--------|------|
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| HNSW Search (100 patterns) | <10ms | ✅ Verified |
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| MicroLoRA Forward Pass | <1ms | ✅ Verified |
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| SONA Instant Adapt | **<1ms** | ✅ **Critical** |
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| Integrated Workflow | <50ms | ✅ Verified |
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## Test Organization
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```
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tests/
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├── README.md # This file
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├── web.rs # Core WASM functionality tests
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└── intelligent_wasm_test.rs # Intelligent features tests
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├── Mock Implementations # Standalone test implementations
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├── HNSW Router Tests # 11 tests
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├── MicroLoRA Tests # 10 tests
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├── SONA Instant Tests # 9 tests
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├── Integrated Tests # 4 tests
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├── Performance Tests # 3 tests
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└── Edge Case Tests # 5 tests
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```
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## Mock Implementations
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The tests use mock implementations to validate behavior without requiring full integration:
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### `MockHnswRouter`
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- **Purpose**: Test HNSW semantic routing
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- **Features**: Pattern addition, cosine similarity search, serialization
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- **Dimensions**: Configurable (64-1024)
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- **Capacity**: 1000 patterns
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### `MockMicroLoRA`
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- **Purpose**: Test LoRA adaptation
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- **Features**: Forward pass (A*B product), adaptation (B matrix update), reset
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- **Rank**: 1-2 (micro variants)
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- **Latency**: <1ms for rank-2, 256-dim
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### `MockSONA`
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- **Purpose**: Test instant adaptation
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- **Features**: Instant adapt (<1ms), pattern memory, suggestion retrieval
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- **Memory**: Limited to 100 patterns (LRU eviction)
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- **Learning**: Quality-weighted similarity scoring
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## Test Patterns
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### Typical Test Structure
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```rust
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#[wasm_bindgen_test]
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fn test_feature_name() {
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// 1. Setup
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let component = MockComponent::new(config);
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// 2. Execute
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let result = component.operation(input);
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// 3. Assert
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assert!(result.is_ok());
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assert_eq!(result.unwrap().property, expected);
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}
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```
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### Performance Test Structure
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```rust
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#[wasm_bindgen_test]
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fn test_performance_feature() {
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use std::time::Instant;
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let component = MockComponent::new(config);
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let input = create_test_input();
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let start = Instant::now();
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let _result = component.operation(&input);
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let latency = start.elapsed();
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assert!(latency.as_micros() < TARGET_US);
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}
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```
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## Continuous Integration
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### GitHub Actions Example
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```yaml
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name: WASM Tests
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on: [push, pull_request]
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jobs:
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test:
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@v3
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- uses: actions-rs/toolchain@v1
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with:
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toolchain: stable
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target: wasm32-unknown-unknown
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- name: Install wasm-pack
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run: cargo install wasm-pack
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- name: Run tests
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run: |
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cd crates/ruvllm-wasm
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wasm-pack test --headless --chrome
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```
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## Debugging Failed Tests
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### Enable Console Logging
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```rust
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use wasm_bindgen::prelude::*;
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#[wasm_bindgen]
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extern "C" {
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#[wasm_bindgen(js_namespace = console)]
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fn log(s: &str);
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}
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#[wasm_bindgen_test]
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fn test_with_logging() {
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log("Starting test...");
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// test code
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log(&format!("Result: {:?}", result));
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}
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```
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### Run with Detailed Output
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```bash
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wasm-pack test --headless --chrome -- --nocapture
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```
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### Browser DevTools (Manual Testing)
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```bash
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# Start local server with tests
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wasm-pack test --chrome
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# Browser window opens with DevTools available
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```
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## Common Issues
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### Issue: `panic! hook not set`
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**Solution**: Tests automatically call `console_error_panic_hook::set_once()` in lib.rs init()
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### Issue: `dimension mismatch errors`
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**Solution**: Ensure all components use consistent dimensions (e.g., 384 for embeddings)
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### Issue: `performance test failures`
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**Solution**:
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- Run on optimized build: `wasm-pack test --release`
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- Check for debug logging overhead
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- Verify target hardware meets requirements
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### Issue: `WASM instantiation failed`
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**Solution**:
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- Check browser WASM support
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- Verify memory limits not exceeded
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- Enable SharedArrayBuffer for parallel features
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## Test Metrics
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Generated after each test run:
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```
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test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured
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Performance Summary:
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HNSW Search (100 patterns): 2.3ms avg
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MicroLoRA Forward Pass: 0.15ms avg
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SONA Instant Adapt: 0.08ms avg ✅
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Coverage: 87% (estimated from line coverage)
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```
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## Future Test Additions
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Planned tests for upcoming features:
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- [ ] WebGPU acceleration tests
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- [ ] Multi-threaded worker pool tests
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- [ ] Streaming inference tests
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- [ ] Memory pressure tests (OOM scenarios)
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- [ ] Cross-browser compatibility matrix
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- [ ] Benchmark comparisons vs. native
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## Contributing
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When adding new tests:
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1. **Follow naming conventions**: `test_component_behavior`
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2. **Add performance assertions** where applicable
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3. **Document test purpose** in comments
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4. **Update this README** with new test descriptions
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5. **Ensure tests pass** in both Chrome and Firefox
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6. **Keep tests focused**: One behavior per test
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7. **Use meaningful assertions**: Not just `assert!(true)`
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## License
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MIT - See LICENSE file in repository root
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