rustlings: complete 03

1 files changed, 26 insertions, 2 deletions

diff --git a/rustlings/solutions/03_if/if1.rs b/rustlings/solutions/03_if/if1.rs
index dcf2377..8512a60 100644
--- a/rustlings/solutions/03_if/if1.rs
+++ b/rustlings/solutions/03_if/if1.rs
@@ -1,4 +1,28 @@
+fn bigger(a: i32, b: i32) -> i32 {
+    if a > b { a } else { b }
+}
+
 fn main() {
-    // DON'T EDIT THIS SOLUTION FILE!
-    // It will be automatically filled after you finish the exercise.
+    // You can optionally experiment here.
+}
+
+// Don't mind this for now :)
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn ten_is_bigger_than_eight() {
+        assert_eq!(10, bigger(10, 8));
+    }
+
+    #[test]
+    fn fortytwo_is_bigger_than_thirtytwo() {
+        assert_eq!(42, bigger(32, 42));
+    }
+
+    #[test]
+    fn equal_numbers() {
+        assert_eq!(42, bigger(42, 42));
+    }
 }