sal/virt/tests/nerdctl_tests.rs

use sal_virt::nerdctl::{Container, NerdctlError};

#[test]
fn test_container_creation() {
    // Test creating a new container
    let result = Container::new("test-container");
    
    match result {
        Ok(container) => {
            assert_eq!(container.name, "test-container");
            // Container ID should be None if container doesn't exist
            assert!(container.container_id.is_none());
        }
        Err(NerdctlError::CommandExecutionFailed(_)) => {
            // Nerdctl not available - this is expected in CI/test environments
            println!("Nerdctl not available - skipping test");
        }
        Err(e) => {
            println!("Nerdctl error (expected in test environment): {:?}", e);
        }
    }
}

#[test]
fn test_container_from_image() {
    // Test creating a container from an image
    let result = Container::from_image("test-container", "alpine:latest");
    
    match result {
        Ok(container) => {
            assert_eq!(container.name, "test-container");
            assert_eq!(container.image, Some("alpine:latest".to_string()));
            assert!(container.container_id.is_none());
        }
        Err(NerdctlError::CommandExecutionFailed(_)) => {
            // Nerdctl not available - this is expected in CI/test environments
            println!("Nerdctl not available - skipping test");
        }
        Err(e) => {
            println!("Nerdctl error (expected in test environment): {:?}", e);
        }
    }
}

#[test]
fn test_container_builder_pattern() {
    let result = Container::from_image("test-app", "nginx:alpine");
    
    match result {
        Ok(container) => {
            // Test builder pattern methods
            let configured_container = container
                .with_port("8080:80")
                .with_volume("/host/data:/app/data")
                .with_env("ENV_VAR", "test_value")
                .with_network("test-network")
                .with_network_alias("app-alias")
                .with_cpu_limit("0.5")
                .with_memory_limit("512m")
                .with_restart_policy("always")
                .with_health_check("curl -f http://localhost/ || exit 1")
                .with_detach(true);
            
            // Verify configuration
            assert_eq!(configured_container.name, "test-app");
            assert_eq!(configured_container.image, Some("nginx:alpine".to_string()));
            assert_eq!(configured_container.ports, vec!["8080:80"]);
            assert_eq!(configured_container.volumes, vec!["/host/data:/app/data"]);
            assert_eq!(configured_container.env_vars.get("ENV_VAR"), Some(&"test_value".to_string()));
            assert_eq!(configured_container.network, Some("test-network".to_string()));
            assert_eq!(configured_container.network_aliases, vec!["app-alias"]);
            assert_eq!(configured_container.cpu_limit, Some("0.5".to_string()));
            assert_eq!(configured_container.memory_limit, Some("512m".to_string()));
            assert_eq!(configured_container.restart_policy, Some("always".to_string()));
            assert!(configured_container.health_check.is_some());
            assert!(configured_container.detach);
        }
        Err(NerdctlError::CommandExecutionFailed(_)) => {
            // Nerdctl not available - this is expected in CI/test environments
            println!("Nerdctl not available - skipping test");
        }
        Err(e) => {
            println!("Nerdctl error (expected in test environment): {:?}", e);
        }
    }
}

#[test]
fn test_container_reset() {
    let result = Container::from_image("test-container", "alpine:latest");
    
    match result {
        Ok(container) => {
            // Configure the container
            let configured = container
                .with_port("8080:80")
                .with_env("TEST", "value");
            
            // Reset should clear configuration but keep name and image
            let reset_container = configured.reset();
            
            assert_eq!(reset_container.name, "test-container");
            assert_eq!(reset_container.image, Some("alpine:latest".to_string()));
            assert!(reset_container.ports.is_empty());
            assert!(reset_container.env_vars.is_empty());
            assert!(reset_container.container_id.is_none());
        }
        Err(NerdctlError::CommandExecutionFailed(_)) => {
            // Nerdctl not available - this is expected in CI/test environments
            println!("Nerdctl not available - skipping test");
        }
        Err(e) => {
            println!("Nerdctl error (expected in test environment): {:?}", e);
        }
    }
}

#[test]
fn test_nerdctl_error_types() {
    // Test that our error types work correctly
    let error = NerdctlError::CommandFailed("Test error".to_string());
    assert!(matches!(error, NerdctlError::CommandFailed(_)));
    
    let error_msg = format!("{}", error);
    assert!(error_msg.contains("Test error"));
}

#[test]
fn test_container_multiple_ports_and_volumes() {
    let result = Container::from_image("multi-config", "nginx:latest");
    
    match result {
        Ok(container) => {
            let configured = container
                .with_port("8080:80")
                .with_port("8443:443")
                .with_volume("/data1:/app/data1")
                .with_volume("/data2:/app/data2")
                .with_env("VAR1", "value1")
                .with_env("VAR2", "value2");
            
            assert_eq!(configured.ports.len(), 2);
            assert!(configured.ports.contains(&"8080:80".to_string()));
            assert!(configured.ports.contains(&"8443:443".to_string()));
            
            assert_eq!(configured.volumes.len(), 2);
            assert!(configured.volumes.contains(&"/data1:/app/data1".to_string()));
            assert!(configured.volumes.contains(&"/data2:/app/data2".to_string()));
            
            assert_eq!(configured.env_vars.len(), 2);
            assert_eq!(configured.env_vars.get("VAR1"), Some(&"value1".to_string()));
            assert_eq!(configured.env_vars.get("VAR2"), Some(&"value2".to_string()));
        }
        Err(NerdctlError::CommandExecutionFailed(_)) => {
            // Nerdctl not available - this is expected in CI/test environments
            println!("Nerdctl not available - skipping test");
        }
        Err(e) => {
            println!("Nerdctl error (expected in test environment): {:?}", e);
        }
    }
}