1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
// SPDX-FileCopyrightText: Peter Pentchev <roam@ringlet.net>
// SPDX-License-Identifier: BSD-2-Clause
//! Test the first task for week 285, "No Connection".
use anyhow::{bail, Context, Result};
use rstest::rstest;
use tracing_test::traced_test;
use crate::defs::Error;
use crate::routes;
/// Check whether the first task solver works.
#[traced_test]
#[rstest]
#[case(
&[
("me".to_owned(), "you".to_owned()),
],
"you",
)]
#[case(
&[
("here".to_owned(), "there".to_owned()),
("here".to_owned(), "everywhere".to_owned()),
("there".to_owned(), "everywhere".to_owned()),
],
"everywhere",
)]
#[case(
&[("B".to_owned(), "C".to_owned()), ("D".to_owned(), "B".to_owned()), ("C".to_owned(), "A".to_owned())],
"A",
)]
#[case(&[("A".to_owned(), "Z".to_owned())], "Z")]
fn test_connection(#[case] routes: &[(String, String)], #[case] expected: &str) -> Result<()> {
println!();
let found = routes::solve_no_connection(routes).context("Could not solve 285/1")?;
assert_eq!(found, expected);
Ok(())
}
/// Check whether the first task solver reports errors as expected.
#[traced_test]
#[rstest]
#[case(&[])]
#[case(&[
("here".to_owned(), "there".to_owned()),
("here".to_owned(), "everywhere".to_owned()),
])]
#[case(&[
("me".to_owned(), "you".to_owned()),
("you".to_owned(), "me".to_owned()),
])]
fn test_no_connection(#[case] routes: &[(String, String)]) -> Result<()> {
println!();
match routes::solve_no_connection(routes) {
Ok(res) => bail!("Unexpected success: {res:?}"),
Err(Error::NoSolution(_)) => Ok(()),
Err(err) => Err(err).context("Unexpected error"),
}
}
|
