ExampleUnitTest.kt first Idea of unit test for to be created class.

app/src/test/java/me/zobrist/tichucounter/ExampleUnitTest.kt

@@ -9,9 +9,21 @@ import org.junit.Assert.*
  *
  * See [testing documentation](http://d.android.com/tools/testing).
  */
-class ExampleUnitTest {
+class RoundUnitTest {
     @Test
     fun addition_isCorrect() {
-        assertEquals(4, 2 + 2)
+        var inputScoreA: Int
+        var inputScoreB: Int
+        
+        inputScoreA = 125
+        inputScoreB = -25
+        
+        while(inputScoreA <= -25){
+            assertEquals(inputScoreB, Round(inputScoreA, true).scoreB)
+            assertEquals(inputScoreB, Round(inputScoreA, false).scoreA)
+            
+            inputScoreA -= 5
+            inputScoreB += 5
+        }
     }
 }