Smallest pos int unit tests (Rust)

joshuamegnauth54 · May 19, 2024 · 54de381 · 54de381
1 parent 72c5b35
commit 54de381
Showing 1 changed file with 26 additions and 0 deletions.
diff --git a/Rust/jobspls/src/codility/smallest_pos_int.rs b/Rust/jobspls/src/codility/smallest_pos_int.rs
@@ -12,3 +12,29 @@ where
     })
     .find(|val| !hayset.contains(val))
 }
+
+#[cfg(test)]
+mod tests {
+    use super::smallest_pos_int;
+
+    #[test]
+    fn missing_one_pos_is_found() {
+        let actual = smallest_pos_int(&[2, 3, 4]).expect("Should find a value");
+        let expected = 1;
+        assert_eq!(expected, actual);
+    }
+
+    #[test]
+    fn missing_one_neg_is_found() {
+        let actual = smallest_pos_int(&[-1, -2]).expect("Should find a value");
+        let expected = 1;
+        assert_eq!(expected, actual);
+    }
+
+    #[test]
+    fn missing_one_zero_is_found() {
+        let actual = smallest_pos_int(&[0]).expect("Should find a value");
+        let expected = 1;
+        assert_eq!(expected, actual);
+    }
+}