Files
foxhunt/ml/examples/cuda_test.rs
jgrusewski 6093eac7bf 🔧 Tonic 0.14 Upgrade: Auto-generated and build system changes
Wave 64-65 cleanup: Proto regeneration and build system updates from Tonic 0.12→0.14 upgrade

Files updated:
- Cargo.lock: Dependency resolution for Tonic 0.14.2
- All build.rs: Updated for tonic-prost-build
- Proto files: Regenerated with tonic-prost 0.14
- Examples/tests: Updated for new gRPC API

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-10-03 07:34:26 +02:00

87 lines
2.7 KiB
Rust

//! Simple CUDA functionality test to verify compatibility
//!
//! This test verifies that the updated candle-core with CUDA support
//! can successfully create tensors and perform basic operations.
#![allow(unused_crate_dependencies)]
use candle_core::{Device, Tensor};
use candle_nn::{linear, Module, VarBuilder, VarMap};
/// Test basic CUDA tensor operations
pub fn test_cuda_basic() -> Result<(), Box<dyn std::error::Error>> {
println!("Testing CUDA compatibility...");
// Try to get CUDA device
match Device::new_cuda(0) {
Ok(device) => {
println!("✅ CUDA device 0 available");
// Create a simple tensor
let tensor = Tensor::randn(0f32, 1.0, (4, 4), &device)?;
println!("✅ Created CUDA tensor: {:?}", tensor.shape());
// Perform basic operations
let result = tensor.matmul(&tensor.t()?)?;
println!("✅ Matrix multiplication successful: {:?}", result.shape());
Ok(())
},
Err(e) => {
println!("⚠️ CUDA device not available: {}", e);
println!("This is expected if no GPU is present, but CUDA compilation succeeded");
Ok(())
},
}
}
/// Test candle-nn components with CUDA
pub fn test_cuda_neural_network() -> Result<(), Box<dyn std::error::Error>> {
println!("Testing CUDA neural network components...");
match Device::new_cuda(0) {
Ok(device) => {
let varmap = VarMap::new();
let vs = VarBuilder::from_varmap(&varmap, candle_core::DType::F32, &device);
// Create a simple linear layer
let linear_layer = linear(10, 5, vs.pp("linear"))?;
let input = Tensor::randn(0f32, 1.0, (1, 10), &device)?;
let output = linear_layer.forward(&input)?;
println!(
"✅ Neural network forward pass successful: {:?}",
output.shape()
);
Ok(())
},
Err(_) => {
println!("⚠️ CUDA neural network test skipped (no GPU)");
Ok(())
},
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn verify_cuda_compilation() {
// This test just verifies that CUDA code compiles
// The actual runtime test is optional since CI may not have GPU
println!("CUDA compilation test passed!");
// Try to run basic test but don't fail if no GPU
let _ = test_cuda_basic();
let _ = test_cuda_neural_network();
}
}
fn main() -> Result<(), Box<dyn std::error::Error>> {
test_cuda_basic()?;
test_cuda_neural_network()?;
println!("🎉 CUDA compatibility verification complete!");
Ok(())
}