testlint 0.1.0

A comprehensive toolkit for profiling and coverage reporting across multiple programming languages
Documentation
# Test Summary - Python Server Profiling

## ✅ Completed Tasks

### 1. Rust & Cargo Installation
- ✅ Installed Rust 1.91.0 and Cargo 1.91.0 using rustup
- ✅ Fixed compilation errors in the project
- ✅ Project builds successfully

### 2. Test Python Scripts Created

#### `examples/server_simulation.py`
A CPU-intensive test script perfect for profiling:
```bash
python3 examples/server_simulation.py 2
# Output: Completed 147 iterations in 2.00 seconds
```

**Features:**
- Configurable duration (exits automatically)
- Multiple computational patterns (fibonacci, primes, data processing)
- Ideal for runtime profiling with py-spy

#### `examples/sample_server.py`
Full HTTP server implementation with endpoints:
- `/` - Service information
- `/fast` - Quick response endpoint
- `/slow` - Simulated slow operation (0.5s delay)
- `/cpu-intensive` - Prime number computation
- `/fibonacci?n=X` - Fibonacci calculator
- `/memory` - Memory allocation test
- `/health` - Health check

### 3. Unit Tests Added (11 tests in `src/profiler/python.rs`)

✅ All 11 unit tests pass:
- `test_profiler_creation` - Profiler instantiation
- `test_profile_simple_function` - Function detection
- `test_profile_with_classes` - Class detection
- `test_profile_with_imports` - Import detection
- `test_complexity_calculation` - Complexity scoring
- `test_empty_file` - Empty file handling
- `test_profile_server_code` - **Server code profiling** (6 functions, 1 class)
- `test_file_size_calculation` - File size metrics
- `test_line_count` - Line counting
- `test_nested_functions` - Nested function detection
- `test_async_functions` - Async/sync function handling

### 4. Integration Tests Added (10 tests in `tests/python_profiler_tests.rs`)

✅ 8 tests pass, 2 ignored (require py-spy):

**Passing Tests:**
- `test_static_analysis_sample_python` - Static analysis verification
- `test_server_simulation_exists` - Server simulation file check
- `test_sample_server_exists` - HTTP server file check
- `test_profiler_binary_exists` - Binary verification
- `test_profile_sample_python_static` - Static profiling via binary
- `test_profile_server_simulation_static` - **Server profiling via binary**
- `test_sample_python_executes` - Python script execution
- `test_server_simulation_executes` - **Server simulation execution**

**Ignored Tests (require py-spy):**
- `test_profile_server_with_runtime` - Runtime profiling
- `test_profile_to_json_format` - JSON export

### 5. Documentation Created

✅ **TESTING.md** - Comprehensive testing guide with:
- Test structure overview
- How to run tests
- Manual testing instructions
- Troubleshooting guide
- CI/CD considerations

## Test Results

```
Unit Tests:     11 passed, 0 failed
Integration:    8 passed, 0 failed, 2 ignored
Total:          19 passed, 2 ignored
```

## Example Usage

### Static Profiling
```bash
cargo run -- python examples/server_simulation.py
```

**Output:**
```
=== Profiling Results for Python ===
File Size: 2059 bytes
Lines of Code: 89
Functions: 6
Classes: 0
Imports: 3
Complexity Score: 22

Details:
  - Detected 6 function definitions
  - Detected 0 class definitions
  - Detected 3 import statements
```

### Server Execution Test
```bash
python3 examples/server_simulation.py 2
```

**Output:**
```
Starting server simulation for 2 seconds...
Completed 147 iterations in 2.00 seconds
Average: 73.43 iterations/second
```

## Test Coverage

The test suite validates:
- **Static code analysis** - Functions, classes, imports detection
-**Complexity calculation** - Control flow analysis
-**File metrics** - Size and line counting
-**Server code profiling** - Realistic server code analysis
-**Python execution** - Scripts run correctly
-**Binary integration** - Compiled profiler works end-to-end
- 🔄 **Runtime profiling** - Available with py-spy installation
- 🔄 **JSON export** - Available with py-spy installation

## Git Status

✅ All changes committed and pushed to GitHub:
```
commit 29b4649 - Add comprehensive tests for Python server profiling
commit 83b2a93 - Fix Rust compilation errors
commit e98f1e5 - Initial commit
```

## Next Steps (Optional)

To enable runtime profiling tests:
```bash
# Install py-spy
pip install py-spy

# Run ignored tests
cargo test -- --ignored

# Manual runtime profiling
cargo run -- python examples/server_simulation.py --runtime 3
```

## Performance Benchmarking

The server simulation provides consistent workload:
```bash
# Run for 10 seconds to collect more data
python3 examples/server_simulation.py 10

# With py-spy profiling
py-spy record --duration 10 -- python3 examples/server_simulation.py 10
```

---

**Summary:** Complete test suite created for profiling Python servers with 19 passing tests covering static analysis, server code profiling, and execution validation. All code committed and pushed to GitHub.