diff options
| -rw-r--r-- | exercises/tests/tests4.rs | 11 | ||||
| -rw-r--r-- | info.toml | 5 |
2 files changed, 11 insertions, 5 deletions
diff --git a/exercises/tests/tests4.rs b/exercises/tests/tests4.rs index 2d8dd13..727dbd7 100644 --- a/exercises/tests/tests4.rs +++ b/exercises/tests/tests4.rs @@ -1,6 +1,5 @@ // tests4.rs -// Correct the tests to -// Do not change Rectangle::new body +// Make sure that we're testing for the correct conditions! // Execute `rustlings hint tests4` or use the `hint` watch subcommand for a hint. // I AM NOT DONE @@ -11,6 +10,7 @@ struct Rectangle { } impl Rectangle { + // Only change the test functions themselves pub fn new(width: i32, height: i32) -> Self { if width < 0 || height < 0 { panic!("Rectangle width and height cannot be negative!") @@ -25,16 +25,21 @@ mod tests { #[test] fn correct_width_and_height() { - let _rect = Rectangle::new(10, 10); + // This test should check if the rectangle is the size that we pass into its constructor + let rect = Rectangle::new(10, 20); + assert_eq!(???, 10); // check width + assert_eq!(???, 20); // check height } #[test] fn negative_width() { + // This test should check if thread panics when we try to create rectangle with negative width let _rect = Rectangle::new(-10, 10); } #[test] fn negative_height() { + // This test should check if thread panics when we try to create rectangle with negative height let _rect = Rectangle::new(10, -10); } } @@ -813,8 +813,9 @@ path = "exercises/tests/tests4.rs" mode = "test" hint = """ We expect method `Rectangle::new()` to panic for negative values. -To handle that you need to add special attribute to test function. -You can refer to the docs: https://doc.rust-lang.org/stable/book/ch11-01-writing-tests.html""" +To handle that you need to add a special attribute to the test function. +You can refer to the docs: +https://doc.rust-lang.org/stable/book/ch11-01-writing-tests.html#checking-for-panics-with-should_panic""" # STANDARD LIBRARY TYPES |