Решение на упр.01 задача 2 от Борил Василев

Обратно към всички решения

Към профила на Борил Василев

Код

fn check_triangle(a: i32, b: i32, c: i32) -> &'static str

{

if a <= 0 || b <= 0 || c <= 0 { return "невалидни страни"; }

if a + b <= c || b + c <= a || a + c <= b { return "не е триъгълник"; }

if a == b && b == c { return "равностранен"; }

if a == b || b == c || a == c { return "равнобедрен"; }

return "разностранен";

}

#[cfg(test)]

mod tests

{

use super::*;

#[test]

fn test_basic()

{

assert_eq!(&String::from(check_triangle(0, 0, 0)), "невалидни страни");

assert_eq!(&String::from(check_triangle(1, 2, -3)), "невалидни страни");

assert_eq!(&String::from(check_triangle(10, 10, -3)), "невалидни страни");

assert_eq!(&String::from(check_triangle(10, 20, 30)), "не е триъгълник");

assert_eq!(&String::from(check_triangle(10, 10, 300)), "не е триъгълник");

assert_eq!(&String::from(check_triangle(10, 10, 10)), "равностранен");

assert_eq!(&String::from(check_triangle(10, 10, 15)), "равнобедрен");

assert_eq!(&String::from(check_triangle(100, 100, 25)), "равнобедрен");

assert_eq!(&String::from(check_triangle(10, 20, 29)), "разностранен");

}

}

Лог от изпълнението

Updating crates.io index
     Locking 17 packages to latest compatible versions
   Compiling proc-macro2 v1.0.101
   Compiling unicode-ident v1.0.19
   Compiling quote v1.0.41
   Compiling futures-core v0.3.31
   Compiling futures-sink v0.3.31
   Compiling futures-channel v0.3.31
   Compiling futures-io v0.3.31
   Compiling pin-utils v0.1.0
   Compiling syn v2.0.106
   Compiling memchr v2.7.6
   Compiling slab v0.4.11
   Compiling pin-project-lite v0.2.16
   Compiling futures-task v0.3.31
   Compiling solution v0.1.0 (/tmp/d20251016-574132-88d63k/solution)
warning: function `check_triangle` is never used
 --> src/lib.rs:1:4
  |
1 | fn check_triangle(a: i32, b: i32, c: i32) -> &'static str
  |    ^^^^^^^^^^^^^^
  |
  = note: `#[warn(dead_code)]` on by default

warning: `solution` (lib) generated 1 warning
   Compiling futures-macro v0.3.31
   Compiling futures-util v0.3.31
   Compiling futures-executor v0.3.31
   Compiling futures v0.3.31
    Finished `test` profile [unoptimized + debuginfo] target(s) in 8.18s
     Running tests/solution_test.rs (target/debug/deps/solution_test-80bf62783e3de781)

running 2 tests
test solution_test::test_basic ... ok
test solution_test::tests::test_basic ... ok

test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s

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