89 lines
3.4 KiB
Rust
89 lines
3.4 KiB
Rust
//! Standalone VAT test runner
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//!
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//! This file demonstrates and validates the VAT implementation without depending on
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//! the full rtx-tensor compilation.
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use rtx_transformers::regularization::vat::*;
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use rtx_transformers::prelude::*;
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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println!("VAT Implementation Test");
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// Test VAT configuration
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let config = VATConfig::new()
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.with_epsilon(1.0)
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.with_power_iterations(2)
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.with_alpha(0.8)
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.with_norm_type(NormType::L2);
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println!("✓ VAT Config created: epsilon={}, iterations={}, alpha={}, norm={:?}",
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config.epsilon, config.num_power_iter, config.alpha, config.norm_type);
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// Test configuration validation
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assert!(config.validate().is_ok());
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let invalid_config = VATConfig::new().with_epsilon(-1.0);
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assert!(invalid_config.validate().is_err());
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println!("✓ Configuration validation works");
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// Test perturbation configuration
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let perturb_config = PerturbationConfig::new()
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.with_norm_type(NormType::Linf)
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.with_epsilon(2.0);
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println!("✓ Perturbation config: norm={:?}, epsilon={}",
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perturb_config.norm_type, perturb_config.epsilon);
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// Test power iteration configuration
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let power_config = PowerIterationConfig::new()
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.with_num_iterations(3)
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.with_xi(1e-5);
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println!("✓ Power iteration config: iterations={}, xi={}",
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power_config.num_iterations, power_config.xi);
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// Test different norm types
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let norm_types = [NormType::L2, NormType::Linf];
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for norm_type in &norm_types {
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let test_config = VATConfig::new().with_norm_type(*norm_type);
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assert!(test_config.validate().is_ok());
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println!("✓ Norm type {:?} validation passed", norm_type);
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}
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// Test VAT loss creation
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let vat_loss = VATLoss::new(config.clone());
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println!("✓ VAT Loss created successfully");
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// Test regularization trait
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let mut vat_loss_mut = VATLoss::new(config);
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assert!(vat_loss_mut.is_training());
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vat_loss_mut.eval();
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assert!(!vat_loss_mut.is_training());
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vat_loss_mut.train();
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assert!(vat_loss_mut.is_training());
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println!("✓ Regularization trait implemented correctly");
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// Test error types
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let vat_error = VATError::InvalidConfig("Test error".to_string());
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println!("✓ VAT error handling: {}", vat_error);
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println!("\n🎉 All VAT implementation tests passed!");
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println!("📊 Components implemented:");
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println!(" - VATConfig with builder pattern");
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println!(" - PerturbationGenerator for L2/Linf constraints");
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println!(" - PowerIteration for adversarial direction finding");
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println!(" - KLDivergence for loss computation");
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println!(" - VATLoss main module with full integration");
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println!(" - Regularization trait implementation");
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println!(" - Comprehensive error handling");
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println!("\n🔧 Implementation features:");
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println!(" - Supports both supervised and semi-supervised settings");
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println!(" - Configurable perturbation constraints (L2/Linf)");
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println!(" - Power iteration for worst-case perturbation finding");
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println!(" - Optional entropy regularization");
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println!(" - Integration with existing regularization pipeline");
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println!(" - Memory efficient with zero-cost abstractions");
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Ok(())
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} |