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test diffx/diffy by using diff

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Magnus Ulimoen
2019-11-09 09:54:17 +01:00
parent c30a463e83
commit 6db06d108d
1 changed files with 52 additions and 0 deletions
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52
src/operators/upwind4.rs
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@@ -199,6 +199,23 @@ fn upwind4_test() {
res.fill(0.0);
Upwind4::diff(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-4);
{
let source = source.to_owned().insert_axis(ndarray::Axis(0));
let mut res = res.to_owned().insert_axis(ndarray::Axis(0));
let target = target.to_owned().insert_axis(ndarray::Axis(0));
res.fill(0.0);
Upwind4::diffx(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-2);
}
{
let source = source.to_owned().insert_axis(ndarray::Axis(1));
let mut res = res.to_owned().insert_axis(ndarray::Axis(1));
let target = target.to_owned().insert_axis(ndarray::Axis(1));
res.fill(0.0);
Upwind4::diffy(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-2);
}
for i in 0..nx {
let x = i as f32 * dx;
@@ -208,6 +225,23 @@ fn upwind4_test() {
res.fill(0.0);
Upwind4::diff(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-4);
{
let source = source.to_owned().insert_axis(ndarray::Axis(0));
let mut res = res.to_owned().insert_axis(ndarray::Axis(0));
let target = target.to_owned().insert_axis(ndarray::Axis(0));
res.fill(0.0);
Upwind4::diffx(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-2);
}
{
let source = source.to_owned().insert_axis(ndarray::Axis(1));
let mut res = res.to_owned().insert_axis(ndarray::Axis(1));
let target = target.to_owned().insert_axis(ndarray::Axis(1));
res.fill(0.0);
Upwind4::diffy(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-2);
}
for i in 0..nx {
let x = i as f32 * dx;
@@ -217,6 +251,24 @@ fn upwind4_test() {
res.fill(0.0);
Upwind4::diff(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-2);
{
let source = source.to_owned().insert_axis(ndarray::Axis(0));
let mut res = res.to_owned().insert_axis(ndarray::Axis(0));
let target = target.to_owned().insert_axis(ndarray::Axis(0));
res.fill(0.0);
Upwind4::diffx(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-2);
}
{
let source = source.to_owned().insert_axis(ndarray::Axis(1));
let mut res = res.to_owned().insert_axis(ndarray::Axis(1));
let target = target.to_owned().insert_axis(ndarray::Axis(1));
res.fill(0.0);
Upwind4::diffy(source.view(), res.view_mut());
approx::assert_abs_diff_eq!(&res, &target, epsilon = 1e-2);
}
}
impl SbpOperator for Upwind4 {