Add errors to exercises that compile without user changes
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@ -16,7 +16,8 @@ fn main() {
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}
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fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
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// `fill_vec()` no longer take `vec: Vec<i32>` as argument
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fn fill_vec() -> Vec<i32> {
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let mut vec = vec;
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vec.push(22);
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@ -17,6 +17,11 @@ mod tests {
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#[test]
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fn returns_twice_of_positive_numbers() {
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assert_eq!(4, 4);
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assert_eq!(times_two(4), ???);
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}
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#[test]
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fn returns_twice_of_negative_numbers() {
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// TODO write an assert for `times_two(-4)`
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}
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}
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