Files
Ben_Kosytorz 3a67c0979c feat: update workspace paths and enhance gitignore
- Updated stablediffusion crate path from "../stable-diffusion-burn" to "./crates/stable-diffusion-burn" for proper workspace resolution
- Enhanced .gitignore to include generated model files (.mpk, .pt, .bin, .safetensors, .ckpt) and user_data directory
- Added Cargo.lock to gitignore with appropriate comment
- Reorganized IDE files section in gitignore for better clarity
- Added newline at end of file for proper formatting
2026-03-05 19:39:14 +01:00

89 lines
3.1 KiB
Rust

use super::*;
use burn_tensor::{TensorData, Tolerance};
#[test]
fn should_behave_the_same_with_multithread() {
let data_1 = TensorData::from([[1.0, 7.0], [13.0, -3.0]]);
let data_2 = TensorData::from([[4.0, 7.0], [2.0, 3.0]]);
let with_move = || {
let device = Default::default();
let tensor_1 = TestAutodiffTensor::<2>::from_data(data_1.clone(), &device).require_grad();
let tensor_2 = TestAutodiffTensor::from_data(data_2.clone(), &device).require_grad();
let tensor_3 = tensor_1.clone().matmul(tensor_2.clone());
let tensor_4 = tensor_3.clone().matmul(tensor_2.clone());
let tensor_5 = tensor_4.matmul(tensor_3);
// Task 1
let tensor_1_cloned = tensor_1.clone();
let tensor_2_cloned = tensor_2.clone();
let tensor_5_cloned = tensor_5.clone();
let first_call = move || {
let tensor_6_1 = tensor_5_cloned.matmul(tensor_2_cloned);
tensor_6_1.matmul(tensor_1_cloned)
};
// Task 2
let tensor_1_cloned = tensor_1.clone();
let tensor_2_cloned = tensor_2.clone();
let tensor_5_cloned = tensor_5;
let second_call = move || {
let tensor_6_2 = tensor_5_cloned.matmul(tensor_1_cloned);
tensor_6_2.matmul(tensor_2_cloned)
};
let tensor_7_1_handle = std::thread::spawn(first_call);
let tensor_7_2_handle = std::thread::spawn(second_call);
let tensor_7_1 = tensor_7_1_handle.join().unwrap();
let tensor_7_2 = tensor_7_2_handle.join().unwrap();
let tensor_8 = tensor_7_1.matmul(tensor_7_2);
let grads = tensor_8.backward();
let grad_1 = tensor_1.grad(&grads).unwrap();
let grad_2 = tensor_2.grad(&grads).unwrap();
(grad_1, grad_2)
};
let without_move = || {
let device = Default::default();
let tensor_1 = TestAutodiffTensor::<2>::from_data(data_1.clone(), &device).require_grad();
let tensor_2 = TestAutodiffTensor::from_data(data_2.clone(), &device).require_grad();
let tensor_3 = tensor_1.clone().matmul(tensor_2.clone());
let tensor_4 = tensor_3.clone().matmul(tensor_2.clone());
let tensor_5 = tensor_4.matmul(tensor_3);
// Task 1
let tensor_6_1 = tensor_5.clone().matmul(tensor_2.clone());
let tensor_7_1 = tensor_6_1.matmul(tensor_1.clone());
// Task 2
let tensor_6_2 = tensor_5.matmul(tensor_1.clone());
let tensor_7_2 = tensor_6_2.matmul(tensor_2.clone());
let tensor_8 = tensor_7_1.matmul(tensor_7_2);
let grads = tensor_8.backward();
let grad_1 = tensor_1.grad(&grads).unwrap();
let grad_2 = tensor_2.grad(&grads).unwrap();
(grad_1, grad_2)
};
let (grad_1, grad_2) = without_move();
let (grad_1_moved, grad_2_moved) = with_move();
grad_1
.into_data()
.assert_approx_eq::<FloatElem>(&grad_1_moved.into_data(), Tolerance::default());
grad_2
.into_data()
.assert_approx_eq::<FloatElem>(&grad_2_moved.into_data(), Tolerance::default());
}