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aeron-rs
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Code formatting

pull/17/head
Bradlee Speice 2019-11-02 18:05:15 -04:00
parent b567336bb0
commit fff850f6b7
2 changed files with 31 additions and 8 deletions
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2
aeron-rs/src/client/concurrent/mod.rs
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@ -67,7 +67,7 @@ pub trait AtomicBuffer: Deref<Target = [u8]> + DerefMut<Target = [u8]> {
/// NOTE: Has the potential to cause undefined behavior if alignment is incorrect
fn overlay_mut<T>(&mut self, offset: IndexT) -> Result<&mut T>
where
T: Sized
T: Sized,
{
self.bounds_check(offset, size_of::<T>() as IndexT)
.map(|_| {

37
aeron-rs/tests/many_to_one_ring_buffer.rs
View File

@ -77,7 +77,12 @@ fn should_write_to_empty_buffer() {
fn should_reject_write_when_insufficient_space() {
let length: IndexT = 100;
let head: IndexT = 0;
let tail: IndexT = head + (CAPACITY - align((length - record_descriptor::ALIGNMENT) as usize, record_descriptor::ALIGNMENT as usize)) as IndexT;
let tail: IndexT = head
+ (CAPACITY
- align(
(length - record_descriptor::ALIGNMENT) as usize,
record_descriptor::ALIGNMENT as usize,
)) as IndexT;
let src_index: IndexT = 0;
let mut buffer = ManyToOneRingBuffer::new(vec![0u8; BUFFER_SZ]).unwrap();
@ -112,7 +117,10 @@ fn should_reject_write_when_buffer_full() {
fn should_insert_padding_record_plus_message_on_buffer_wrap() {
let length: IndexT = 100;
let record_length: IndexT = length + record_descriptor::HEADER_LENGTH;
let aligned_record_length = align(record_length as usize, record_descriptor::ALIGNMENT as usize) as IndexT;
let aligned_record_length = align(
record_length as usize,
record_descriptor::ALIGNMENT as usize,
) as IndexT;
let tail: IndexT = CAPACITY as IndexT - record_descriptor::ALIGNMENT;
let head: IndexT = tail - (record_descriptor::ALIGNMENT * 4);
let src_index: IndexT = 0;
@ -125,10 +133,25 @@ fn should_insert_padding_record_plus_message_on_buffer_wrap() {
let write_res = buffer.write(MSG_TYPE_ID, &src_bytes, src_index, length);
assert_eq!(write_res, Ok(true));
assert_eq!(buffer.get_i32(record_descriptor::type_offset(tail)), Ok(record_descriptor::PADDING_MSG_TYPE_ID));
assert_eq!(buffer.get_i32(record_descriptor::length_offset(tail)), Ok(record_descriptor::ALIGNMENT));
assert_eq!(
buffer.get_i32(record_descriptor::type_offset(tail)),
Ok(record_descriptor::PADDING_MSG_TYPE_ID)
);
assert_eq!(
buffer.get_i32(record_descriptor::length_offset(tail)),
Ok(record_descriptor::ALIGNMENT)
);
assert_eq!(buffer.get_i32(record_descriptor::length_offset(0)), Ok(record_length));
assert_eq!(buffer.get_i32(record_descriptor::type_offset(0)), Ok(MSG_TYPE_ID));
assert_eq!(buffer.get_i64(TAIL_COUNTER_INDEX), Ok((tail + aligned_record_length + record_descriptor::ALIGNMENT) as i64));
assert_eq!(
buffer.get_i32(record_descriptor::length_offset(0)),
Ok(record_length)
);
assert_eq!(
buffer.get_i32(record_descriptor::type_offset(0)),
Ok(MSG_TYPE_ID)
);
assert_eq!(
buffer.get_i64(TAIL_COUNTER_INDEX),
Ok((tail + aligned_record_length + record_descriptor::ALIGNMENT) as i64)
);
}