()
| 361 | |
| 362 | #[test] |
| 363 | fn into_vec() { |
| 364 | let input = vec![1u8, 2, 3, 4]; |
| 365 | |
| 366 | // No copy |
| 367 | let input_buffer = Buffer::from_vec(input.clone()); |
| 368 | let input_ptr = input_buffer.as_ptr(); |
| 369 | let input_len = input_buffer.len(); |
| 370 | let scalar_buffer = ScalarBuffer::<u8>::new(input_buffer, 0, input_len); |
| 371 | let vec = Vec::from(scalar_buffer); |
| 372 | assert_eq!(vec.as_slice(), input.as_slice()); |
| 373 | assert_eq!(vec.as_ptr(), input_ptr); |
| 374 | |
| 375 | // Custom allocation - makes a copy |
| 376 | let mut input_clone = input.clone(); |
| 377 | let input_ptr = NonNull::new(input_clone.as_mut_ptr()).unwrap(); |
| 378 | let dealloc = Arc::new(()); |
| 379 | let buffer = |
| 380 | unsafe { Buffer::from_custom_allocation(input_ptr, input_clone.len(), dealloc as _) }; |
| 381 | let scalar_buffer = ScalarBuffer::<u8>::new(buffer, 0, input.len()); |
| 382 | let vec = Vec::from(scalar_buffer); |
| 383 | assert_eq!(vec, input.as_slice()); |
| 384 | assert_ne!(vec.as_ptr(), input_ptr.as_ptr()); |
| 385 | |
| 386 | // Offset - makes a copy |
| 387 | let input_buffer = Buffer::from_vec(input.clone()); |
| 388 | let input_ptr = input_buffer.as_ptr(); |
| 389 | let input_len = input_buffer.len(); |
| 390 | let scalar_buffer = ScalarBuffer::<u8>::new(input_buffer, 1, input_len - 1); |
| 391 | let vec = Vec::from(scalar_buffer); |
| 392 | assert_eq!(vec.as_slice(), &input[1..]); |
| 393 | assert_ne!(vec.as_ptr(), input_ptr); |
| 394 | |
| 395 | // Inner buffer Arc ref count != 0 - makes a copy |
| 396 | let buffer = Buffer::from_slice_ref(input.as_slice()); |
| 397 | let scalar_buffer = ScalarBuffer::<u8>::new(buffer, 0, input.len()); |
| 398 | let vec = Vec::from(scalar_buffer); |
| 399 | assert_eq!(vec, input.as_slice()); |
| 400 | assert_ne!(vec.as_ptr(), input.as_ptr()); |
| 401 | } |
| 402 | |
| 403 | #[test] |
| 404 | fn scalar_buffer_impl_eq() { |
nothing calls this directly
no test coverage detected