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|
extern crate etherparse;
use etherparse::*;
#[macro_use]
extern crate assert_matches;
extern crate proptest;
use std::io;
mod checksum;
mod errors;
mod link;
mod internet;
mod transport;
mod packet_builder;
mod packet_decoder;
mod packet_filter;
mod packet_slicing;
mod proptest_generators;
pub use crate::proptest_generators::*;
use proptest::prelude::*;
mod packet_compositions;
mod test_writer;
use test_writer::*;
mod test_reader;
use test_reader::*;
#[test]
fn test_eq() {
assert_eq!(ErrorField::Ipv4PayloadLength, ErrorField::Ipv4PayloadLength);
assert_ne!(ErrorField::Ipv4PayloadLength, ErrorField::Ipv4Dscp);
}
#[test]
fn test_debug_write() {
//slice
{
let input = Ethernet2Header{
destination: [1,2,3,4,5,6],
source: [10,11,12,13,14,15],
ether_type: 0x0800
};
//serialize
let mut buffer: Vec<u8> = Vec::with_capacity(14);
input.write(&mut buffer).unwrap();
println!("{:?}", Ethernet2HeaderSlice::from_slice(&buffer));
}
//read error
{
use crate::ReadError::*;
for value in [
IoError(std::io::Error::new(std::io::ErrorKind::Other, "oh no!")),
UnexpectedEndOfSlice(0),
DoubleVlanOuterNonVlanEtherType(0),
IpUnsupportedVersion(0),
Ipv4UnexpectedVersion(0),
Ipv4HeaderLengthBad(0),
Ipv4TotalLengthTooSmall(0),
Ipv6UnexpectedVersion(0),
Ipv6TooManyHeaderExtensions,
TcpDataOffsetTooSmall(0)
].iter() {
println!("{:?}", value);
}
}
//write error
{
use crate::ValueError::Ipv4OptionsLengthBad;
use crate::WriteError::*;
for value in [
IoError(std::io::Error::new(std::io::ErrorKind::Other, "oh no!")),
ValueError(Ipv4OptionsLengthBad(0)),
SliceTooSmall(0)
].iter() {
println!("{:?}", value);
}
}
//value error
{
use crate::ValueError::*;
for value in [
Ipv4OptionsLengthBad(0),
Ipv4PayloadLengthTooLarge(0),
Ipv6PayloadLengthTooLarge(0),
UdpPayloadLengthTooLarge(0),
U8TooLarge{value: 0, max: 0, field: ErrorField::Ipv4Ecn},
U16TooLarge{value: 0, max: 0, field: ErrorField::Ipv4Ecn},
U32TooLarge{value: 0, max: 0, field: ErrorField::Ipv4Ecn}
].iter() {
println!("{:?}", value);
}
}
//error field
{
use crate::ErrorField::*;
for value in [
Ipv4PayloadLength,
Ipv4Dscp,
Ipv4Ecn,
Ipv4FragmentsOffset,
Ipv6FlowLabel,
VlanTagPriorityCodePoint,
VlanTagVlanId
].iter() {
println!("{:?}", value);
}
}
//PacketHeaders
{
let dummy = vec![1,2,3,4];
let value = PacketHeaders{
link: None,
vlan: None,
ip: None,
/*ip_extensions: [
None, None, None, None, None,
None, None, None, None, None,
None, None
],*/
transport: None,
payload: &dummy[..]
};
println!("{:?}", value);
}
}
#[test]
fn test_io_error_to_write_error() {
assert_matches!(WriteError::from(std::io::Error::new(std::io::ErrorKind::Other, "oh no!")),
WriteError::IoError(_));
}
#[test]
fn test_io_error_to_read_error() {
assert_matches!(ReadError::from(std::io::Error::new(std::io::ErrorKind::Other, "oh no!")),
ReadError::IoError(_));
}
mod read_error {
#[test]
fn add_slice_offset() {
use super::*;
assert_matches!(
ReadError::UnexpectedEndOfSlice(2).add_slice_offset(3),
ReadError::UnexpectedEndOfSlice(5)
);
assert_matches!(
ReadError::UnexpectedLenOfSlice{ expected: 7, actual: 10 }.add_slice_offset(2),
ReadError::UnexpectedLenOfSlice{ expected: 9, actual: 12 }
);
assert_matches!(
ReadError::DoubleVlanOuterNonVlanEtherType(2).add_slice_offset(3),
ReadError::DoubleVlanOuterNonVlanEtherType(2)
);
}
#[test]
fn io_error() {
use super::*;
assert_eq!(
std::io::ErrorKind::Other,
ReadError::IoError(std::io::Error::new(std::io::ErrorKind::Other, "oh no!"))
.io_error().unwrap().kind()
);
assert!(
ReadError::UnexpectedEndOfSlice(0)
.io_error().is_none()
);
}
#[test]
fn unexpected_end_of_slice_min_expected_size() {
use super::*;
assert!(
ReadError::IoError(std::io::Error::new(std::io::ErrorKind::Other, "oh no!"))
.unexpected_end_of_slice_min_expected_size().is_none()
);
assert_eq!(
123,
ReadError::UnexpectedEndOfSlice(123)
.unexpected_end_of_slice_min_expected_size().unwrap()
);
}
}
mod write_error {
#[test]
fn io_error() {
use super::*;
assert_eq!(
std::io::ErrorKind::Other,
WriteError::IoError(std::io::Error::new(std::io::ErrorKind::Other, "oh no!"))
.io_error().unwrap().kind()
);
assert!(
WriteError::ValueError(ValueError::TcpLengthTooLarge(0))
.io_error().is_none()
);
}
#[test]
fn value_error() {
use super::*;
assert!(
WriteError::IoError(std::io::Error::new(std::io::ErrorKind::Other, "oh no!"))
.value_error().is_none()
);
assert_eq!(
Some(ValueError::TcpLengthTooLarge(0)),
WriteError::ValueError(ValueError::TcpLengthTooLarge(0))
.value_error()
);
}
}
|
