From d4db8027000dbf1b6863e50cd5f37ee59aa8abb6 Mon Sep 17 00:00:00 2001
From: Ray Healy <raymond.m.healy@gmail.com>
Date: Sat, 14 Feb 2026 15:11:09 -0500
Subject: [PATCH] UtilTest: Added unit tests for Util.java

---
 .../frc/robolib/UtilTest.java                 | 31 +++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 lib/src/test/java/org/fairportrobotics/frc/robolib/UtilTest.java

diff --git a/lib/src/test/java/org/fairportrobotics/frc/robolib/UtilTest.java b/lib/src/test/java/org/fairportrobotics/frc/robolib/UtilTest.java
new file mode 100644
index 0000000..6c7414e
--- /dev/null
+++ b/lib/src/test/java/org/fairportrobotics/frc/robolib/UtilTest.java
@@ -0,0 +1,31 @@
+package org.fairportrobotics.frc.robolib;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+public class UtilTest {
+    @Test void testRangePercent() {
+        assertEquals(
+            0.2,
+            Util.rangePercent(0, 10, 2),
+            "Positives, Normal"
+        );
+        assertEquals(
+            0.8,
+            Util.rangePercent(10, 0, 2),
+            "Positives, Reversed"
+        );
+        assertEquals(
+            0.8,
+            Util.rangePercent(-10, 0, -2),
+            "Negatives, Normal"
+        );
+        assertEquals(
+            0.2,
+            Util.rangePercent(0, -10, -2),
+            "Negatives, Reversed"
+        );
+
+    }
+}