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move some tests
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This commit is contained in:
Robin Müller 2023-09-18 16:08:09 +02:00
parent 88a5a390d9
commit 2f08365247
Signed by: muellerr
GPG Key ID: A649FB78196E3849
2 changed files with 195 additions and 176 deletions
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179
satrs-core/src/hal/std/tcp_with_cobs_server.rs
View File

@ -165,14 +165,12 @@ mod tests {
thread,
};
use crate::tmtc::{ReceivesTcCore, TmPacketSource};
use alloc::{boxed::Box, collections::VecDeque, sync::Arc, vec::Vec};
use crate::{tmtc::{ReceivesTcCore, TmPacketSource}, hal::std::tcp_server::ServerConfig, parsers::tests::{SIMPLE_PACKET, INVERTED_PACKET}};
use alloc::{collections::VecDeque, sync::Arc, vec::Vec, boxed::Box};
use cobs::encode;
use super::{parse_buffer_for_cobs_encoded_packets, ServerConfig, TcpTmtcInCobsServer};
use super::TcpTmtcInCobsServer;
const SIMPLE_PACKET: [u8; 5] = [1, 2, 3, 4, 5];
const INVERTED_PACKET: [u8; 5] = [5, 4, 3, 2, 1];
#[derive(Default, Clone)]
struct SyncTcCacher {
@ -188,20 +186,6 @@ mod tests {
}
}
#[derive(Default)]
struct TcCacher {
tc_queue: VecDeque<Vec<u8>>,
}
impl ReceivesTcCore for TcCacher {
type Error = ();
fn pass_tc(&mut self, tc_raw: &[u8]) -> Result<(), Self::Error> {
self.tc_queue.push_back(tc_raw.to_vec());
Ok(())
}
}
#[derive(Default, Clone)]
struct SyncTmSource {
tm_queue: Arc<Mutex<VecDeque<Vec<u8>>>>,
@ -243,163 +227,6 @@ mod tests {
*current_idx += 1;
}
#[test]
fn test_parsing_simple_packet() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
let mut next_read_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
&mut encoded_buf[0..current_idx],
&mut test_sender,
&mut next_read_idx,
)
.unwrap();
assert_eq!(packets, 1);
assert_eq!(test_sender.tc_queue.len(), 1);
let packet = &test_sender.tc_queue[0];
assert_eq!(packet, &SIMPLE_PACKET);
}
#[test]
fn test_parsing_consecutive_packets() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
// Second packet
encoded_buf[current_idx] = 0;
current_idx += 1;
current_idx += encode(&INVERTED_PACKET, &mut encoded_buf[current_idx..]);
encoded_buf[current_idx] = 0;
current_idx += 1;
let mut next_read_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
&mut encoded_buf[0..current_idx],
&mut test_sender,
&mut next_read_idx,
)
.unwrap();
assert_eq!(packets, 2);
assert_eq!(test_sender.tc_queue.len(), 2);
let packet0 = &test_sender.tc_queue[0];
assert_eq!(packet0, &SIMPLE_PACKET);
let packet1 = &test_sender.tc_queue[1];
assert_eq!(packet1, &INVERTED_PACKET);
}
#[test]
fn test_split_tail_packet_only() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
let mut next_read_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut encoded_buf[0..current_idx - 1],
&mut test_sender,
&mut next_read_idx,
)
.unwrap();
assert_eq!(packets, 0);
assert_eq!(test_sender.tc_queue.len(), 0);
assert_eq!(next_read_idx, 0);
}
fn generic_test_split_packet(cut_off: usize) {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
assert!(cut_off < INVERTED_PACKET.len() + 1);
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
// Second packet
encoded_buf[current_idx] = 0;
let packet_start = current_idx;
current_idx += 1;
let encoded_len = encode(&INVERTED_PACKET, &mut encoded_buf[current_idx..]);
assert_eq!(encoded_len, 6);
current_idx += encoded_len;
// We cut off the sentinel byte, so we expecte the write index to be the length of the
// packet minus the sentinel byte plus the first sentinel byte.
let next_expected_write_idx = 1 + encoded_len - cut_off + 1;
encoded_buf[current_idx] = 0;
current_idx += 1;
let mut next_write_idx = 0;
let expected_at_start = encoded_buf[packet_start..current_idx - cut_off].to_vec();
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut encoded_buf[0..current_idx - cut_off],
&mut test_sender,
&mut next_write_idx,
)
.unwrap();
assert_eq!(packets, 1);
assert_eq!(test_sender.tc_queue.len(), 1);
assert_eq!(&test_sender.tc_queue[0], &SIMPLE_PACKET);
assert_eq!(next_write_idx, next_expected_write_idx);
assert_eq!(encoded_buf[..next_expected_write_idx], expected_at_start);
}
#[test]
fn test_one_packet_and_split_tail_packet_0() {
generic_test_split_packet(1);
}
#[test]
fn test_one_packet_and_split_tail_packet_1() {
generic_test_split_packet(2);
}
#[test]
fn test_one_packet_and_split_tail_packet_2() {
generic_test_split_packet(3);
}
#[test]
fn test_zero_at_end() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut next_write_idx = 0;
let mut current_idx = 0;
encoded_buf[current_idx] = 5;
current_idx += 1;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
encoded_buf[current_idx] = 0;
current_idx += 1;
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut encoded_buf[0..current_idx],
&mut test_sender,
&mut next_write_idx,
)
.unwrap();
assert_eq!(packets, 1);
assert_eq!(test_sender.tc_queue.len(), 1);
assert_eq!(&test_sender.tc_queue[0], &SIMPLE_PACKET);
assert_eq!(next_write_idx, 1);
assert_eq!(encoded_buf[0], 0);
}
#[test]
fn test_all_zeroes() {
let mut test_sender = TcCacher::default();
let mut all_zeroes: [u8; 5] = [0; 5];
let mut next_write_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut all_zeroes,
&mut test_sender,
&mut next_write_idx,
)
.unwrap();
assert_eq!(packets, 0);
assert!(test_sender.tc_queue.is_empty());
assert_eq!(next_write_idx, 0);
}
fn generic_tmtc_server(
addr: &SocketAddr,
tc_receiver: SyncTcCacher,

192
satrs-core/src/parsers.rs
View File

@ -129,3 +129,195 @@ pub fn parse_buffer_for_ccsds_space_packets<E>(
}
Ok(packets_found)
}
#[cfg(test)]
pub(crate) mod tests {
use alloc::{collections::VecDeque, vec::Vec};
use cobs::encode;
use crate::tmtc::ReceivesTcCore;
use super::parse_buffer_for_cobs_encoded_packets;
pub(crate) const SIMPLE_PACKET: [u8; 5] = [1, 2, 3, 4, 5];
pub(crate) const INVERTED_PACKET: [u8; 5] = [5, 4, 3, 2, 1];
#[derive(Default)]
struct TcCacher {
tc_queue: VecDeque<Vec<u8>>,
}
impl ReceivesTcCore for TcCacher {
type Error = ();
fn pass_tc(&mut self, tc_raw: &[u8]) -> Result<(), Self::Error> {
self.tc_queue.push_back(tc_raw.to_vec());
Ok(())
}
}
pub (crate) fn encode_simple_packet(encoded_buf: &mut [u8], current_idx: &mut usize) {
encoded_buf[*current_idx] = 0;
*current_idx += 1;
*current_idx += encode(&SIMPLE_PACKET, &mut encoded_buf[*current_idx..]);
encoded_buf[*current_idx] = 0;
*current_idx += 1;
}
#[test]
fn test_parsing_simple_packet() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
let mut next_read_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
&mut encoded_buf[0..current_idx],
&mut test_sender,
&mut next_read_idx,
)
.unwrap();
assert_eq!(packets, 1);
assert_eq!(test_sender.tc_queue.len(), 1);
let packet = &test_sender.tc_queue[0];
assert_eq!(packet, &SIMPLE_PACKET);
}
#[test]
fn test_parsing_consecutive_packets() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
// Second packet
encoded_buf[current_idx] = 0;
current_idx += 1;
current_idx += encode(&INVERTED_PACKET, &mut encoded_buf[current_idx..]);
encoded_buf[current_idx] = 0;
current_idx += 1;
let mut next_read_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
&mut encoded_buf[0..current_idx],
&mut test_sender,
&mut next_read_idx,
)
.unwrap();
assert_eq!(packets, 2);
assert_eq!(test_sender.tc_queue.len(), 2);
let packet0 = &test_sender.tc_queue[0];
assert_eq!(packet0, &SIMPLE_PACKET);
let packet1 = &test_sender.tc_queue[1];
assert_eq!(packet1, &INVERTED_PACKET);
}
#[test]
fn test_split_tail_packet_only() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
let mut next_read_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut encoded_buf[0..current_idx - 1],
&mut test_sender,
&mut next_read_idx,
)
.unwrap();
assert_eq!(packets, 0);
assert_eq!(test_sender.tc_queue.len(), 0);
assert_eq!(next_read_idx, 0);
}
fn generic_test_split_packet(cut_off: usize) {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
assert!(cut_off < INVERTED_PACKET.len() + 1);
let mut current_idx = 0;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
// Second packet
encoded_buf[current_idx] = 0;
let packet_start = current_idx;
current_idx += 1;
let encoded_len = encode(&INVERTED_PACKET, &mut encoded_buf[current_idx..]);
assert_eq!(encoded_len, 6);
current_idx += encoded_len;
// We cut off the sentinel byte, so we expecte the write index to be the length of the
// packet minus the sentinel byte plus the first sentinel byte.
let next_expected_write_idx = 1 + encoded_len - cut_off + 1;
encoded_buf[current_idx] = 0;
current_idx += 1;
let mut next_write_idx = 0;
let expected_at_start = encoded_buf[packet_start..current_idx - cut_off].to_vec();
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut encoded_buf[0..current_idx - cut_off],
&mut test_sender,
&mut next_write_idx,
)
.unwrap();
assert_eq!(packets, 1);
assert_eq!(test_sender.tc_queue.len(), 1);
assert_eq!(&test_sender.tc_queue[0], &SIMPLE_PACKET);
assert_eq!(next_write_idx, next_expected_write_idx);
assert_eq!(encoded_buf[..next_expected_write_idx], expected_at_start);
}
#[test]
fn test_one_packet_and_split_tail_packet_0() {
generic_test_split_packet(1);
}
#[test]
fn test_one_packet_and_split_tail_packet_1() {
generic_test_split_packet(2);
}
#[test]
fn test_one_packet_and_split_tail_packet_2() {
generic_test_split_packet(3);
}
#[test]
fn test_zero_at_end() {
let mut test_sender = TcCacher::default();
let mut encoded_buf: [u8; 16] = [0; 16];
let mut next_write_idx = 0;
let mut current_idx = 0;
encoded_buf[current_idx] = 5;
current_idx += 1;
encode_simple_packet(&mut encoded_buf, &mut current_idx);
encoded_buf[current_idx] = 0;
current_idx += 1;
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut encoded_buf[0..current_idx],
&mut test_sender,
&mut next_write_idx,
)
.unwrap();
assert_eq!(packets, 1);
assert_eq!(test_sender.tc_queue.len(), 1);
assert_eq!(&test_sender.tc_queue[0], &SIMPLE_PACKET);
assert_eq!(next_write_idx, 1);
assert_eq!(encoded_buf[0], 0);
}
#[test]
fn test_all_zeroes() {
let mut test_sender = TcCacher::default();
let mut all_zeroes: [u8; 5] = [0; 5];
let mut next_write_idx = 0;
let packets = parse_buffer_for_cobs_encoded_packets(
// Cut off the sentinel byte at the end.
&mut all_zeroes,
&mut test_sender,
&mut next_write_idx,
)
.unwrap();
assert_eq!(packets, 0);
assert!(test_sender.tc_queue.is_empty());
assert_eq!(next_write_idx, 0);
}
}