pub enum SetEqError<T> { LeftMissing(T), RightMissing(T),} impl<T> SetEqError<T> { pub fn map<R, F: FnOnce(T) -> R>(self, update: F) -> SetEqError<R> { match self { SetEqError::LeftMissing(missing) => SetEqError::LeftMissing(update(missing)), SetEqError::RightMissing(missing) => SetEqError::RightMissing(update(missing)), } }} #[macro_export]macro_rules! set_eq { ($left:expr,$right:expr) => {{ use util::test::*; let left = $left; let right = $right; let mut result = Ok(()); for right_value in right.iter() { if !left.contains(right_value) { result = Err(SetEqError::LeftMissing(right_value.clone())); break; } } if result.is_ok() { for left_value in left.iter() { if !right.contains(left_value) { result = Err(SetEqError::RightMissing(left_value.clone())); } } } result }};} #[macro_export]macro_rules! assert_set_eq { ($left:expr,$right:expr) => {{ use util::test::*; use util::set_eq; let left = $left; let right = $right; match set_eq!(&left, &right) { Err(SetEqError::LeftMissing(missing)) => { panic!("assertion failed: `(left == right)`\n left: {:?}\nright: {:?}\nleft does not contain {:?}", &left, &right, &missing); }, Err(SetEqError::RightMissing(missing)) => { panic!("assertion failed: `(left == right)`\n left: {:?}\nright: {:?}\nright does not contain {:?}", &left, &right, &missing); }, _ => {} } }};}
pub enum SetEqError<T> {
LeftMissing(T),
RightMissing(T),
}
impl<T> SetEqError<T> {
pub fn map<R, F: FnOnce(T) -> R>(self, update: F) -> SetEqError<R> {
match self {
SetEqError::LeftMissing(missing) => SetEqError::LeftMissing(update(missing)),
SetEqError::RightMissing(missing) => SetEqError::RightMissing(update(missing)),
}
}
}
#[macro_export]
macro_rules! set_eq {
($left:expr,$right:expr) => {{
use util::test::*;
let left = $left;
let right = $right;
let mut result = Ok(());
for right_value in right.iter() {
if !left.contains(right_value) {
result = Err(SetEqError::LeftMissing(right_value.clone()));
break;
}
}
if result.is_ok() {
for left_value in left.iter() {
if !right.contains(left_value) {
result = Err(SetEqError::RightMissing(left_value.clone()));
}
}
}
result
}};
}
#[macro_export]
macro_rules! assert_set_eq {
($left:expr,$right:expr) => {{
use util::test::*;
use util::set_eq;
let left = $left;
let right = $right;
match set_eq!(&left, &right) {
Err(SetEqError::LeftMissing(missing)) => {
panic!("assertion failed: `(left == right)`\n left: {:?}\nright: {:?}\nleft does not contain {:?}", &left, &right, &missing);
},
Err(SetEqError::RightMissing(missing)) => {
panic!("assertion failed: `(left == right)`\n left: {:?}\nright: {:?}\nright does not contain {:?}", &left, &right, &missing);
},
_ => {}
}
}};
}