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Unit Test

Author: phungducnhan

src/main/java/com/leetcode/math/ReverseIntegerTest.java

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+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.*;
+
+public class ReverseIntegerTest {
+    private ReverseInteger so = new ReverseInteger();
+    
+    @Test
+    @DisplayName("Test1")
+    public void case1(){
+        assertEquals(123, so.reverse(321), "Not Pass");
+        assertEquals(0, so.reverse(0), "Not Pass");
+        assertEquals(-123, so.reverse(-321), "Not Pass");
+    }   
+    @Test
+    @DisplayName("Test2")
+    public void case2(){
+     
+        assertEquals(0, so.reverse(Integer.MAX_VALUE+1), "Not Pass");
+        assertEquals(0, so.reverse(Integer.MIN_VALUE-1), "Not Pass");
+    }  
+}