fix: resolve CI linting and dependency issues

tests/conftest.py

@@ -0,0 +1,204 @@
+"""Test configuration and fixtures."""
+
+from pathlib import Path
+
+import pytest
+
+
+@pytest.fixture
+def create_python_project(tmp_path: Path) -> Path:
+    """Create a Python project structure for testing."""
+    src_dir = tmp_path / "src"
+    src_dir.mkdir()
+
+    (src_dir / "__init__.py").write_text('"""Package init."""')
+
+    (src_dir / "main.py").write_text('"""Main module."""
+
+def hello():
+    """Say hello."""
+    print("Hello, World!")
+
+class Calculator:
+    """A simple calculator."""
+
+    def add(self, a: int, b: int) -> int:
+        """Add two numbers."""
+        return a + b
+
+    def multiply(self, a: int, b: int) -> int:
+        """Multiply two numbers."""
+        return a * b
+')
+
+    (tmp_path / "requirements.txt").write_text('requests>=2.31.0
+click>=8.0.0
+pytest>=7.0.0
+')
+
+    (tmp_path / "pyproject.toml").write_text('[build-system]
+requires = ["setuptools"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "test-project"
+version = "0.1.0"
+description = "A test project"
+requires-python = ">=3.9"
+
+dependencies = [
+    "requests>=2.31.0",
+    "click>=8.0.0",
+]
+')
+
+    return tmp_path
+
+
+@pytest.fixture
+def create_javascript_project(tmp_path: Path) -> Path:
+    """Create a JavaScript project structure for testing."""
+    (tmp_path / "package.json").write_text('{
+  "name": "test-js-project",
+  "version": "1.0.0",
+  "description": "A test JavaScript project",
+  "main": "index.js",
+  "dependencies": {
+    "express": "^4.18.0",
+    "lodash": "^4.17.0"
+  },
+  "devDependencies": {
+    "jest": "^29.0.0"
+  }
+}
+')
+
+    (tmp_path / "index.js").write_text('const express = require(\'express\');
+const _ = require(\'lodash\');
+
+function hello() {
+    return \'Hello, World!\';
+}
+
+class Calculator {
+    add(a, b) {
+        return a + b;
+    }
+}
+
+module.exports = { hello, Calculator };
+')
+
+    return tmp_path
+
+
+@pytest.fixture
+def create_go_project(tmp_path: Path) -> Path:
+    """Create a Go project structure for testing."""
+    (tmp_path / "go.mod").write_text('module test-go-project
+
+go 1.21
+
+require (
+    github.com/gin-gonic/gin v1.9.0
+    github.com/stretchr/testify v1.8.0
+)
+')
+
+    (tmp_path / "main.go").write_text('package main
+
+import "fmt"
+
+func hello() string {
+    return "Hello, World!"
+}
+
+type Calculator struct{}
+
+func (c *Calculator) Add(a, b int) int {
+    return a + b
+}
+
+func main() {
+    fmt.Println(hello())
+}
+')
+
+    return tmp_path
+
+
+@pytest.fixture
+def create_rust_project(tmp_path: Path) -> Path:
+    """Create a Rust project structure for testing."""
+    src_dir = tmp_path / "src"
+    src_dir.mkdir()
+
+    (tmp_path / "Cargo.toml").write_text('[package]
+name = "test-rust-project"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+serde = { version = "1.0", features = ["derive"] }
+tokio = { version = "1.0", features = "full" }
+
+[dev-dependencies]
+assertions = "0.1"
+')
+
+    (src_dir / "main.rs").write_text('fn hello() -> String {
+    "Hello, World!".to_string()
+}
+
+pub struct Calculator;
+
+impl Calculator {
+    pub fn add(a: i32, b: i32) -> i32 {
+        a + b
+    }
+}
+
+fn main() {
+    println!("{}", hello());
+}
+')
+
+    return tmp_path
+
+
+@pytest.fixture
+def create_mixed_project(tmp_path: Path) -> Path:
+    """Create a project with multiple languages for testing."""
+    python_part = tmp_path / "python_part"
+    python_part.mkdir()
+    js_part = tmp_path / "js_part"
+    js_part.mkdir()
+
+    src_dir = python_part / "src"
+    src_dir.mkdir()
+    (src_dir / "__init__.py").write_text('"""Package init."""')
+    (src_dir / "main.py").write_text('"""Main module."""
+def hello():
+    print("Hello")
+')
+    (python_part / "pyproject.toml").write_text('[project]
+name = "test-project"
+version = "0.1.0"
+description = "A test project"
+requires-python = ">=3.9"
+dependencies = ["requests>=2.31.0"]
+')
+
+    (js_part / "package.json").write_text('{
+  "name": "test-js-project",
+  "version": "1.0.0",
+  "description": "A test project"
+}
+')
+    (js_part / "index.js").write_text('function hello() {
+    return \'Hello\';
+}
+module.exports = { hello };
+')
+
+    return tmp_path