diff options
Diffstat (limited to 'src/doc/book/listings/ch11-writing-automated-tests/no-listing-02-adding-another-rectangle-test/src/lib.rs')
-rw-r--r-- | src/doc/book/listings/ch11-writing-automated-tests/no-listing-02-adding-another-rectangle-test/src/lib.rs | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch11-writing-automated-tests/no-listing-02-adding-another-rectangle-test/src/lib.rs b/src/doc/book/listings/ch11-writing-automated-tests/no-listing-02-adding-another-rectangle-test/src/lib.rs new file mode 100644 index 000000000..ee4fc45b9 --- /dev/null +++ b/src/doc/book/listings/ch11-writing-automated-tests/no-listing-02-adding-another-rectangle-test/src/lib.rs @@ -0,0 +1,49 @@ +#[derive(Debug)] +struct Rectangle { + width: u32, + height: u32, +} + +impl Rectangle { + fn can_hold(&self, other: &Rectangle) -> bool { + self.width > other.width && self.height > other.height + } +} + +// ANCHOR: here +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn larger_can_hold_smaller() { + // --snip-- + // ANCHOR_END: here + let larger = Rectangle { + width: 8, + height: 7, + }; + let smaller = Rectangle { + width: 5, + height: 1, + }; + + assert!(larger.can_hold(&smaller)); + // ANCHOR: here + } + + #[test] + fn smaller_cannot_hold_larger() { + let larger = Rectangle { + width: 8, + height: 7, + }; + let smaller = Rectangle { + width: 5, + height: 1, + }; + + assert!(!smaller.can_hold(&larger)); + } +} +// ANCHOR_END: here |