mdmath_core 0.4.0

Core multidimensional mathematics library with fundamental types, traits, and operations
Documentation 
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// #[ allow( unused_imports ) ]
use super::*;

#[ test ]
fn md_offset_basic()
where
  () : the_module::plain::DimOffset< 0 >,
{
  use the_module::plain::DimOffset;

  // 0D Test case: Single scalar
  let md_size : () = ();
  let md_index : () = ();
  let got = md_size.offset( &md_index );
  let exp = 0; // No dimensions, so offset is 0
  assert_eq!( got, exp, "0D test failed" );

  // 1D Test case: Basic test
  let md_size = ( 10, );
  let md_index = ( 2, );
  let got = md_size.offset( &md_index );
  let exp = 2; // Only one dimension, so offset is the index itself
  assert_eq!( got, exp, "1D basic test failed" );

  // 1D Test case: Zero index
  let md_index = ( 0, );
  let got = md_size.offset( &md_index );
  let exp = 0; // Zero index, offset should be 0
  assert_eq!( got, exp, "1D zero index test failed" );

  // 2D Test case: Basic test
  let md_size = ( 10, 100 );
  let md_index = ( 2, 3 );
  let got = md_size.offset( &md_index );
  let exp = 2 * 100 + 3; // 2D offset calculation
  assert_eq!( got, exp, "2D basic test failed" );

  // 2D Test case: Zero index
  let md_index = ( 0, 0 );
  let got = md_size.offset( &md_index );
  let exp = 0; // Zero index, offset should be 0
  assert_eq!( got, exp, "2D zero index test failed" );

  // 3D Basic test
  let md_size = ( 10, 100, 1000 );
  let md_index = ( 2, 3, 4 );
  let got = md_size.offset( &md_index );
  let exp = 2 * 100 * 1000 + 3 * 1000 + 4;
  assert_eq!( got, exp, "3D basic test failed" );

  // 3D Zero index
  let md_index = ( 0, 0, 0 );
  let got = md_size.offset( &md_index );
  let exp = 0;
  assert_eq!( got, exp, "3D zero index test failed" );

  // 3D Entity
  let md_index = ( 1, 1, 1 );
  let got = md_size.offset( &md_index );
  let exp = 1000 * 100 + 1000 + 1;
  assert_eq!( got, exp, "3D entity test failed" );
}