1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/java/org/traccar/helper/BitUtilTest.java b/src/test/java/org/traccar/helper/BitUtilTest.java
new file mode 100644
index 000000000..90431bf55
--- /dev/null
+++ b/src/test/java/org/traccar/helper/BitUtilTest.java
@@ -0,0 +1,38 @@
+package org.traccar.helper;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+public class BitUtilTest {
+    
+    @Test
+    public void testCheck() {
+        assertFalse(BitUtil.check(0, 0));
+        assertTrue(BitUtil.check(1, 0));
+        assertFalse(BitUtil.check(2, 0));
+    }
+    
+    @Test
+    public void testBetween() {
+        assertEquals(0, BitUtil.between(0, 0, 0));
+        assertEquals(1, BitUtil.between(1, 0, 1));
+        assertEquals(2, BitUtil.between(2, 0, 2));
+        assertEquals(2, BitUtil.between(6, 0, 2));
+    }
+
+    @Test
+    public void testFrom() {
+        assertEquals(1, BitUtil.from(1, 0));
+        assertEquals(0, BitUtil.from(1, 1));
+    }
+
+    @Test
+    public void testTo() {
+        assertEquals(2, BitUtil.to(2, 2));
+        assertEquals(0, BitUtil.to(2, 1));
+    }
+
+}