fix(quiz3): Force an answer to Q2 (rust-lang#672)

yourname · yourname · commit 18644524881b · 2021-03-16T10:14:25.000+01:00
Add also an example of unimplemented!() macro.
diff --git a/exercises/quiz3.rs b/exercises/quiz3.rs
@@ -24,6 +24,7 @@ mod tests {
 
     #[test]
     fn returns_twice_of_negative_numbers() {
-        // TODO write an assert for `times_two(-4)`
+        // TODO replace unimplemented!() with an assert for `times_two(-4)`
+        unimplemented!()
     }
 }

Original file line number	Diff line number	Diff line change
`@@ -24,6 +24,7 @@ mod tests {`
`24`	`24`
`25`	`25`	`#[test]`
`26`	`26`	`fn returns_twice_of_negative_numbers() {`
`27`		- // TODO write an assert for `times_two(-4)`
	`27`	+ // TODO replace unimplemented!() with an assert for `times_two(-4)`
	`28`	`+ unimplemented!()`
`28`	`29`	`}`
`29`	`30`	`}`