fix(using_as): Add test so that proper type is returned. (#512)

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Ryan McQuen 2020-09-07 10:09:27 -07:00 committed by GitHub
parent ee7cdc66b3
commit 3286c5ec19
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2 changed files with 12 additions and 1 deletions

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@ -3,6 +3,7 @@
// It also helps with renaming imports.
//
// The goal is to make sure that the division does not fail to compile
// and returns the proper type.
// I AM NOT DONE
@ -15,3 +16,13 @@ fn main() {
let values = [3.5, 0.3, 13.0, 11.7];
println!("{}", average(&values));
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn returns_proper_type_and_value() {
assert_eq!(average(&[3.5, 0.3, 13.0, 11.7]), 7.125);
}
}

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@ -787,7 +787,7 @@ what you've learned :)"""
[[exercises]]
name = "using_as"
path = "exercises/conversions/using_as.rs"
mode = "compile"
mode = "test"
hint = """
Use the `as` operator to cast one of the operands in the last line of the
`average` function into the expected return type."""