//! Common utilities for integration tests.

use std::fs;
use std::path::PathBuf;
use std::time::{SystemTime, UNIX_EPOCH};
use rand;

/// Test fixture for integration tests.
pub struct TestFixture {
    pub scripts_dir: PathBuf,
}

impl TestFixture {
    /// Create a new test fixture.
    pub fn new() -> Self {
        let scripts_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
            .join("tests")
            .join("rhai_scripts");
        
        Self {
            scripts_dir,
        }
    }
    
    /// Get the path to a test script.
    pub fn script_path(&self, name: &str) -> PathBuf {
        self.scripts_dir.join(name)
    }
}

/// Create a temporary test directory with a unique name.
pub fn setup_test_dir(prefix: &str) -> PathBuf {
    let timestamp = SystemTime::now()
        .duration_since(UNIX_EPOCH)
        .unwrap()
        .as_millis();
    
    let test_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
        .join("tests")
        .join("temp")
        .join(format!("{}_{}_{}", prefix, timestamp, rand::random::<u16>()));
    
    fs::create_dir_all(&test_dir).unwrap();
    test_dir
}

/// Clean up a temporary test directory.
pub fn cleanup_test_dir(dir: PathBuf) {
    if dir.exists() && dir.starts_with(PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("tests").join("temp")) {
        let _ = fs::remove_dir_all(dir);
    }
}