mirror of https://github.com/rust-lang/rustlings
Merge pull request #1463 from poneciak57/feature/test4_panic
feat: add tests4.rs exercisepull/1466/head
commit
9a9b487abd
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// tests4.rs
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// Make sure that we're testing for the correct conditions!
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// Execute `rustlings hint tests4` or use the `hint` watch subcommand for a hint.
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// I AM NOT DONE
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struct Rectangle {
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width: i32,
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height: i32
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}
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impl Rectangle {
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// Only change the test functions themselves
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pub fn new(width: i32, height: i32) -> Self {
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if width <= 0 || height <= 0 {
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panic!("Rectangle width and height cannot be negative!")
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}
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Rectangle {width, height}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn correct_width_and_height() {
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// This test should check if the rectangle is the size that we pass into its constructor
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let rect = Rectangle::new(10, 20);
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assert_eq!(???, 10); // check width
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assert_eq!(???, 20); // check height
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}
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#[test]
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fn negative_width() {
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// This test should check if program panics when we try to create rectangle with negative width
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let _rect = Rectangle::new(-10, 10);
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}
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#[test]
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fn negative_height() {
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// This test should check if program panics when we try to create rectangle with negative height
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let _rect = Rectangle::new(10, -10);
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}
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}
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