From 5c1324aae84a6cba4ea4ef614d7260f2adf7d46c Mon Sep 17 00:00:00 2001
From: AramJonghu <aramjonghu@tutamail.com>
Date: Sun, 13 Sep 2026 01:13:06 +0200
Subject: [PATCH] feat: completed tests

---
 exercises/17_tests/tests1.rs | 5 +++--
 exercises/17_tests/tests2.rs | 8 ++++----
 exercises/17_tests/tests3.rs | 6 ++++--
 3 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/exercises/17_tests/tests1.rs b/exercises/17_tests/tests1.rs
index 7529f9f..34d8aca 100644
--- a/exercises/17_tests/tests1.rs
+++ b/exercises/17_tests/tests1.rs
@@ -13,11 +13,12 @@ fn main() {
 mod tests {
     // TODO: Import `is_even`. You can use a wildcard to import everything in
     // the outer module.
+    use super::*;
 
     #[test]
     fn you_can_assert() {
         // TODO: Test the function `is_even` with some values.
-        assert!();
-        assert!();
+        assert!(!is_even(1));
+        assert!(is_even(12));
     }
 }
diff --git a/exercises/17_tests/tests2.rs b/exercises/17_tests/tests2.rs
index 0c6573e..ba2225a 100644
--- a/exercises/17_tests/tests2.rs
+++ b/exercises/17_tests/tests2.rs
@@ -15,9 +15,9 @@ mod tests {
     #[test]
     fn you_can_assert_eq() {
         // TODO: Test the function `power_of_2` with some values.
-        assert_eq!();
-        assert_eq!();
-        assert_eq!();
-        assert_eq!();
+        assert_eq!(power_of_2(2), 4);
+        assert_eq!(power_of_2(3), 8);
+        assert_eq!(power_of_2(10), 1024);
+        assert_eq!(power_of_2(42),  4398046511104);
     }
 }
diff --git a/exercises/17_tests/tests3.rs b/exercises/17_tests/tests3.rs
index 822184e..085bb62 100644
--- a/exercises/17_tests/tests3.rs
+++ b/exercises/17_tests/tests3.rs
@@ -29,13 +29,14 @@ mod tests {
         // TODO: This test should check if the rectangle has the size that we
         // pass to its constructor.
         let rect = Rectangle::new(10, 20);
-        assert_eq!(todo!(), 10); // Check width
-        assert_eq!(todo!(), 20); // Check height
+        assert_eq!(rect.width, 10); // Check width
+        assert_eq!(rect.height, 20); // Check height
     }
 
     // TODO: This test should check if the program panics when we try to create
     // a rectangle with negative width.
     #[test]
+    #[should_panic]
     fn negative_width() {
         let _rect = Rectangle::new(-10, 10);
     }
@@ -43,6 +44,7 @@ mod tests {
     // TODO: This test should check if the program panics when we try to create
     // a rectangle with negative height.
     #[test]
+    #[should_panic]
     fn negative_height() {
         let _rect = Rectangle::new(10, -10);
     }