| use super::alloc::*; |
| |
| #[test] |
| fn align() { |
| // UEFI ABI specifies that allocation alignment minimum is always 8. So this can be |
| // statically verified. |
| assert_eq!(POOL_ALIGNMENT, 8); |
| |
| // Loop over allocation-request sizes from 0-256 and alignments from 1-128, and verify |
| // that in case of overalignment there is at least space for one additional pointer to |
| // store in the allocation. |
| for i in 0..256 { |
| for j in &[1, 2, 4, 8, 16, 32, 64, 128] { |
| if *j <= 8 { |
| assert_eq!(align_size(i, *j), i); |
| } else { |
| assert!(align_size(i, *j) > i + std::mem::size_of::<*mut ()>()); |
| } |
| } |
| } |
| } |
