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Solve quiz3.

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This commit is contained in:
Leonardo Freua 2021-10-13 17:28:54 -03:00
parent f6c67371e8
commit f57cd50647
1 changed files with 2 additions and 4 deletions
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6
exercises/quiz3.rs
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@ -7,7 +7,6 @@
// we expect to get when we call `times_two` with a negative number. // we expect to get when we call `times_two` with a negative number.
// No hints, you can do this :) // No hints, you can do this :)
// I AM NOT DONE
pub fn times_two(num: i32) -> i32 { pub fn times_two(num: i32) -> i32 {
num * 2 num * 2
@ -19,12 +18,11 @@ mod tests {
#[test] #[test]
fn returns_twice_of_positive_numbers() { fn returns_twice_of_positive_numbers() {
assert_eq!(times_two(4), ???); assert_eq!(times_two(4), 8);
} }
#[test] #[test]
fn returns_twice_of_negative_numbers() { fn returns_twice_of_negative_numbers() {
// TODO replace unimplemented!() with an assert for `times_two(-4)` assert_eq!(times_two(-4), -8);
unimplemented!()
} }
} }