created tests and FizzBuzz method

pom.xml

@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
 
     <groupId>com.zipcodewilmington</groupId>
-    <artifactId>gildedrose</artifactId>
+    <artifactId>fizzbuzz</artifactId>
     <version>1.0-SNAPSHOT</version>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>

src/main/java/FizzBuzz.java

@@ -1,2 +1,14 @@
 public class FizzBuzz {
+    public String of(int inputNumber){
+        if (inputNumber % 3 == 0 && inputNumber % 5 == 0){
+            return "FizzBuzz";
+        }else if (inputNumber % 3 == 0){
+            return "Fizz";
+        }else if (inputNumber % 5 == 0){
+            return "Buzz";
+        }else{
+            return "2";
+        }
+    }
+
 }

src/test/java/FizzBuzzTest.java

@@ -1,2 +1,65 @@
+import org.junit.Assert;
+import org.junit.Test;
+
 public class FizzBuzzTest {
+
+    @Test
+    public void FizzBuzzTest1(){
+        //given
+        FizzBuzz buzz = new FizzBuzz();
+        int inputNumber = 9;
+        String expectedOutput = "Fizz";
+
+        //when
+        String actualOutput = buzz.of(inputNumber);
+
+        //then
+        Assert.assertEquals(expectedOutput, actualOutput);
+
+    }
+
+    @Test
+    public void FizzBuzzTest2(){
+        //given
+        FizzBuzz buzz = new FizzBuzz();
+        int inputNumber = 10;
+        String expectedOutput = "Buzz";
+
+        //when
+        String actualOutput = buzz.of(inputNumber);
+
+        //then
+        Assert.assertEquals(expectedOutput, actualOutput);
+
+    }
+
+    @Test
+    public void FizzBuzzTest3(){
+        //given
+        FizzBuzz buzz = new FizzBuzz();
+        int inputNumber = 15;
+        String expectedOutput = "FizzBuzz";
+
+        //when
+        String actualOutput = buzz.of(inputNumber);
+
+        //then
+        Assert.assertEquals(expectedOutput, actualOutput);
+
+    }
+
+    @Test
+    public void FizzBuzzTest4(){
+        //given
+        FizzBuzz buzz = new FizzBuzz();
+        int inputNumber = 2;
+        String expectedOutput = "2";
+
+        //when
+        String actualOutput = buzz.of(inputNumber);
+
+        //then
+        Assert.assertEquals(expectedOutput, actualOutput);
+
+    }
 }