#[burn_tensor_testgen::testgen(sigmoid)]
mod tests {
use super::*;
use burn_tensor::{activation, tests::Numeric, Tensor, TensorData};
#[test]
fn test_sigmoid() {
let tensor = TestTensor::<2>::from([[1.0, 7.0], [13.0, -3.0]]);
let output = activation::sigmoid(tensor);
let expected = TensorData::from([[0.7311, 0.9991], [1.0, 0.0474]]);
output.into_data().assert_approx_eq(&expected, 3);
}
#[test]
fn test_sigmoid_overflow() {
let tensor = TestTensor::<1>::from([FloatType::MAX, FloatType::MIN]);
let output = activation::sigmoid(tensor);
let expected = TensorData::from([1.0, 0.0]);
output.into_data().assert_approx_eq(&expected, 4);
}
}