chromacat 0.1.0

A versatile command-line tool for applying color gradients to text output
Documentation 
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use chromacat::pattern::{PatternParam, SpiralParams};

#[test]
fn test_spiral_params_validation() {
    let params = SpiralParams::default();

    // Test valid values
    assert!(params.validate("density=1.0,rotation=180,expansion=1.0,clockwise=true,frequency=1.0").is_ok());

    // Test invalid density
    assert!(params.validate("density=0.05,rotation=180,expansion=1.0,clockwise=true,frequency=1.0").is_err());

    // Test invalid clockwise
    assert!(params.validate("density=1.0,rotation=180,expansion=1.0,clockwise=invalid,frequency=1.0").is_err());

    // Test invalid format
    assert!(params.validate("density=1.0,invalid").is_err());
}

#[test]
fn test_spiral_params_parsing() {
    let params = SpiralParams::default();
    
    let parsed = params.parse("density=2.0,rotation=90,expansion=1.5,clockwise=false,frequency=3.0")
        .unwrap();
    
    let spiral_params = parsed.as_any()
        .downcast_ref::<SpiralParams>()
        .expect("Failed to downcast parsed parameters");

    assert_eq!(spiral_params.density, 2.0);
    assert_eq!(spiral_params.rotation, 90.0);
    assert_eq!(spiral_params.expansion, 1.5);
    assert_eq!(spiral_params.clockwise, false);
    assert_eq!(spiral_params.frequency, 3.0);
}

#[test]
fn test_spiral_params_defaults() {
    let params = SpiralParams::default();
    assert_eq!(params.density, 1.0);
    assert_eq!(params.rotation, 0.0);
    assert_eq!(params.expansion, 1.0);
    assert_eq!(params.clockwise, true);
    assert_eq!(params.frequency, 1.0);
}