From 3286c5ec19ea5fb7ded81d047da5f8594108a490 Mon Sep 17 00:00:00 2001
From: Ryan McQuen <rpcm@linux.com>
Date: Mon, 7 Sep 2020 10:09:27 -0700
Subject: [PATCH] fix(using_as): Add test so that proper type is returned.
(#512)
---
exercises/conversions/using_as.rs | 11 +++++++++++
info.toml | 2 +-
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/exercises/conversions/using_as.rs b/exercises/conversions/using_as.rs
index b3c197f8..821309ec 100644
--- a/exercises/conversions/using_as.rs
+++ b/exercises/conversions/using_as.rs
@@ -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);
+ }
+}
diff --git a/info.toml b/info.toml
index a64509e2..2e90f138 100644
--- a/info.toml
+++ b/info.toml
@@ -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."""