Files
foxhunt/crates/ml/tests/tft_test.rs
jgrusewski d95e205d4b refactor(ml): delete mixed_precision module — BF16 unconditional on CUDA
Eliminate the entire mixed_precision runtime indirection layer:
- Delete crates/ml-core/src/mixed_precision.rs (training_dtype, ensure_training_dtype, align_dim_for_tensor_cores)
- Inline ~100 call sites across 130 files to constants:
  training_dtype(&device) → candle_core::DType::BF16
  ensure_training_dtype(x) → x.to_dtype(candle_core::DType::BF16)
  align_dim_for_tensor_cores(x, &device) → (x + 7) & !7
- Remove re-exports from ml-dqn, ml-supervised, ml lib.rs
- Clean config/toml/json/shell references

No CPU/Metal training path exists — BF16 is the only dtype.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-16 16:11:48 +01:00

418 lines
12 KiB
Rust

#![allow(
clippy::assertions_on_constants,
clippy::assertions_on_result_states,
clippy::clone_on_copy,
clippy::decimal_literal_representation,
clippy::doc_markdown,
clippy::empty_line_after_doc_comments,
clippy::field_reassign_with_default,
clippy::get_unwrap,
clippy::identity_op,
clippy::inconsistent_digit_grouping,
clippy::indexing_slicing,
clippy::integer_division,
clippy::len_zero,
clippy::let_underscore_must_use,
clippy::manual_div_ceil,
clippy::manual_let_else,
clippy::manual_range_contains,
clippy::modulo_arithmetic,
clippy::needless_range_loop,
clippy::non_ascii_literal,
clippy::redundant_clone,
clippy::shadow_reuse,
clippy::shadow_same,
clippy::shadow_unrelated,
clippy::single_match_else,
clippy::str_to_string,
clippy::string_slice,
clippy::tests_outside_test_module,
clippy::too_many_lines,
clippy::unnecessary_wraps,
clippy::unseparated_literal_suffix,
clippy::use_debug,
clippy::useless_vec,
clippy::wildcard_enum_match_arm,
clippy::else_if_without_else,
clippy::expect_used,
clippy::missing_const_for_fn,
clippy::similar_names,
clippy::type_complexity,
clippy::collapsible_else_if,
clippy::doc_lazy_continuation,
clippy::items_after_test_module,
clippy::map_clone,
clippy::multiple_unsafe_ops_per_block,
clippy::unwrap_or_default,
clippy::assign_op_pattern,
clippy::needless_borrow,
clippy::println_empty_string,
clippy::unnecessary_cast,
clippy::used_underscore_binding,
clippy::create_dir,
clippy::implicit_saturating_sub,
clippy::exit,
clippy::expect_fun_call,
clippy::too_many_arguments,
clippy::unnecessary_map_or,
clippy::unwrap_used,
dead_code,
unused_imports,
unused_variables,
clippy::cloned_ref_to_slice_refs,
clippy::neg_multiply,
clippy::while_let_loop,
clippy::bool_assert_comparison,
clippy::excessive_precision,
clippy::trivially_copy_pass_by_ref,
clippy::op_ref,
clippy::redundant_closure,
clippy::unnecessary_lazy_evaluations,
clippy::if_then_some_else_none,
clippy::unnecessary_to_owned,
clippy::single_component_path_imports,
)]
//! Temporal Fusion Transformer (TFT) Integration Tests
//!
//! Basic tests for TFT configuration and model creation.
#![allow(unused_crate_dependencies)]
use anyhow::Result;
use ml::tft::{TFTConfig, TFTState, TemporalFusionTransformer};
use tracing::warn;
mod real_data_helpers;
use real_data_helpers::{load_tft_sequences, real_data_available};
/// Test TFT configuration creation with default values
#[test]
fn test_tft_config_default() -> Result<()> {
let config = TFTConfig::default();
assert!(config.input_dim > 0);
assert!(config.hidden_dim > 0);
assert!(config.num_heads > 0);
assert!(config.num_quantiles > 0);
assert!(config.prediction_horizon > 0);
assert!(config.sequence_length > 0);
Ok(())
}
/// Test TFT configuration creation with custom values
#[test]
fn test_tft_config_custom() -> Result<()> {
let config = TFTConfig {
input_dim: 64,
hidden_dim: 128,
num_heads: 8,
num_layers: 3,
prediction_horizon: 10,
sequence_length: 50,
num_quantiles: 9,
num_static_features: 5,
num_known_features: 10,
num_unknown_features: 49, // 5 + 10 + 49 = 64 (fixed feature count mismatch)
learning_rate: 1e-3,
batch_size: 64,
dropout_rate: 0.1,
l2_regularization: 1e-4,
use_flash_attention: true,
memory_efficient: true,
max_inference_latency_us: 50,
target_throughput_pps: 100_000,
};
assert_eq!(config.input_dim, 64);
assert_eq!(config.hidden_dim, 128);
assert_eq!(config.num_heads, 8);
assert_eq!(config.num_quantiles, 9);
Ok(())
}
/// Test TFT model creation
#[test]
fn test_tft_model_creation() -> Result<()> {
let config = TFTConfig {
input_dim: 10,
hidden_dim: 32,
num_heads: 4,
num_quantiles: 5,
prediction_horizon: 5,
sequence_length: 20,
num_static_features: 2,
num_known_features: 3,
num_unknown_features: 5,
..Default::default()
};
let tft = TemporalFusionTransformer::new(config)?;
assert_eq!(tft.metadata.input_dim, 10);
assert_eq!(tft.metadata.output_dim, 5);
assert!(!tft.is_trained);
Ok(())
}
/// Test TFT state creation
#[test]
fn test_tft_state_creation() -> Result<()> {
let config = TFTConfig {
hidden_dim: 32,
sequence_length: 20,
num_heads: 4,
..Default::default()
};
let state = TFTState::zeros(&config)?;
assert_eq!(state.last_update, 0);
assert!(state.attention_cache.is_empty());
Ok(())
}
/// Test TFT performance metrics
#[test]
fn test_tft_performance_metrics() -> Result<()> {
let config = TFTConfig {
input_dim: 10,
hidden_dim: 32,
..Default::default()
};
let tft = TemporalFusionTransformer::new(config)?;
let metrics = tft.get_metrics();
assert!(metrics.contains_key("total_inferences"));
assert!(metrics.contains_key("avg_latency_us"));
assert!(metrics.contains_key("max_latency_us"));
assert!(metrics.contains_key("throughput_pps"));
// Initial values should be zero
assert_eq!(metrics["total_inferences"], 0.0);
assert_eq!(metrics["avg_latency_us"], 0.0);
Ok(())
}
/// Test TFT training state management
#[test]
fn test_tft_training_state() -> Result<()> {
let config = TFTConfig::default();
let mut tft = TemporalFusionTransformer::new(config)?;
assert!(!tft.is_trained);
tft.is_trained = true;
assert!(tft.is_trained);
Ok(())
}
/// Test TFT metadata
#[test]
fn test_tft_metadata() -> Result<()> {
let config = TFTConfig {
input_dim: 15,
prediction_horizon: 12,
..Default::default()
};
let tft = TemporalFusionTransformer::new(config)?;
assert_eq!(tft.metadata.input_dim, 15);
assert_eq!(tft.metadata.output_dim, 12);
assert_eq!(tft.metadata.version, "1.0.0");
assert_eq!(tft.metadata.training_samples, 0);
assert!(tft.metadata.last_trained.is_none());
Ok(())
}
/// Test TFT configuration validation
#[test]
fn test_tft_config_validation() -> Result<()> {
let config = TFTConfig {
input_dim: 20,
hidden_dim: 64,
num_heads: 4,
num_layers: 2,
prediction_horizon: 10,
sequence_length: 50,
num_quantiles: 7,
num_static_features: 3,
num_known_features: 5,
num_unknown_features: 12,
learning_rate: 0.001,
batch_size: 32,
dropout_rate: 0.1,
l2_regularization: 0.0001,
use_flash_attention: false,
memory_efficient: true,
max_inference_latency_us: 100,
target_throughput_pps: 50_000,
};
assert!(config.input_dim > 0);
assert!(config.hidden_dim > 0);
assert!(config.num_heads > 0);
assert!(config.num_layers > 0);
assert!(config.prediction_horizon > 0);
assert!(config.sequence_length > 0);
assert!(config.num_quantiles > 0);
assert!(config.learning_rate > 0.0);
assert!(config.batch_size > 0);
assert!(config.dropout_rate >= 0.0 && config.dropout_rate < 1.0);
assert!(config.max_inference_latency_us > 0);
assert!(config.target_throughput_pps > 0);
Ok(())
}
/// Test multiple TFT model configurations
#[test]
fn test_multiple_tft_configs() -> Result<()> {
let configs = vec![
TFTConfig {
input_dim: 10,
hidden_dim: 32,
num_heads: 2,
..Default::default()
},
TFTConfig {
input_dim: 20,
hidden_dim: 64,
num_heads: 4,
..Default::default()
},
TFTConfig {
input_dim: 30,
hidden_dim: 128,
num_heads: 8,
..Default::default()
},
];
for config in configs {
let tft = TemporalFusionTransformer::new(config)?;
assert!(!tft.is_trained);
assert!(tft.metadata.training_samples == 0);
}
Ok(())
}
// ============================================================================
// Real Market Data Tests
// ============================================================================
/// Test TFT model creation with real market data dimensions
#[tokio::test]
async fn test_tft_model_creation_real_data_dimensions() -> Result<()> {
// Skip if no real data available
if !real_data_available().await {
warn!("Skipping test: real data not available");
return Ok(());
}
// Load sample sequences to determine realistic dimensions
let sequences = load_tft_sequences(10, 20, 10).await?;
if sequences.is_empty() {
warn!("Skipping test: no sequences loaded");
return Ok(());
}
// Create TFT config matching real data dimensions
let config = TFTConfig {
input_dim: 10, // Features per timestep (OHLCV)
hidden_dim: 64,
num_heads: 4,
num_quantiles: 5,
prediction_horizon: 5,
sequence_length: 20, // 20 timesteps history
num_static_features: 2,
num_known_features: 3,
num_unknown_features: 5,
..Default::default()
};
let tft = TemporalFusionTransformer::new(config)?;
assert_eq!(tft.metadata.input_dim, 10);
assert_eq!(tft.metadata.output_dim, 5);
assert!(!tft.is_trained);
Ok(())
}
/// Test TFT state creation with real market data sequence length
#[tokio::test]
async fn test_tft_state_creation_real_data() -> Result<()> {
// Skip if no real data available
if !real_data_available().await {
warn!("Skipping test: real data not available");
return Ok(());
}
let config = TFTConfig {
hidden_dim: 64,
sequence_length: 20, // Real data sequence length
num_heads: 4,
..Default::default()
};
let state = TFTState::zeros(&config)?;
assert_eq!(state.last_update, 0);
assert!(state.attention_cache.is_empty());
Ok(())
}
/// Test TFT configuration validation with real data parameters
#[tokio::test]
async fn test_tft_config_validation_real_data() -> Result<()> {
// Skip if no real data available
if !real_data_available().await {
warn!("Skipping test: real data not available");
return Ok(());
}
// Load sequences to verify configuration matches data
let sequences = load_tft_sequences(30, 50, 10).await?;
if sequences.is_empty() {
warn!("Skipping test: no sequences loaded");
return Ok(());
}
let config = TFTConfig {
input_dim: 10, // Match real data features
hidden_dim: 64,
num_heads: 4,
num_layers: 2,
prediction_horizon: 10,
sequence_length: 50, // Match loaded sequence length
num_quantiles: 7,
num_static_features: 3,
num_known_features: 5,
num_unknown_features: 2, // 3 + 5 + 2 = 10 (fixed feature count mismatch)
learning_rate: 0.001,
batch_size: 32,
dropout_rate: 0.1,
l2_regularization: 0.0001,
use_flash_attention: false,
memory_efficient: true,
max_inference_latency_us: 100,
target_throughput_pps: 50_000,
};
// Validate all config parameters
assert!(config.input_dim > 0);
assert!(config.hidden_dim > 0);
assert!(config.num_heads > 0);
assert!(config.num_layers > 0);
assert!(config.prediction_horizon > 0);
assert!(config.sequence_length > 0);
assert!(config.num_quantiles > 0);
assert!(config.learning_rate > 0.0);
assert!(config.batch_size > 0);
assert!(config.dropout_rate >= 0.0 && config.dropout_rate < 1.0);
assert!(config.max_inference_latency_us > 0);
assert!(config.target_throughput_pps > 0);
// Create model with validated config
let tft = TemporalFusionTransformer::new(config)?;
assert_eq!(tft.metadata.input_dim, 10);
assert_eq!(tft.metadata.output_dim, 10);
assert!(!tft.is_trained);
Ok(())
}