diff --git a/README.md b/README.md
index 03440f9..f2dc9f0 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 # bowling-kata
 
+try "test driven development"
\ No newline at end of file
diff --git a/src/test/java/BowlingCalculatorTest.java b/src/test/java/BowlingCalculatorTest.java
index edaedda..9453b41 100644
--- a/src/test/java/BowlingCalculatorTest.java
+++ b/src/test/java/BowlingCalculatorTest.java
@@ -1,11 +1,5 @@
-import org.junit.jupiter.api.BeforeEach;
-import org.junit.jupiter.api.DisplayName;
-import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.jupiter.params.aggregator.AggregateWith;
 import org.junit.jupiter.params.provider.Arguments;
-import org.junit.jupiter.params.provider.CsvFileSource;
-import org.junit.jupiter.params.provider.CsvSource;
 import org.junit.jupiter.params.provider.MethodSource;
 
 import java.util.stream.Stream;
@@ -25,6 +19,9 @@ public class BowlingCalculatorTest {
     }
 
     private static Stream<Arguments> playerResults() {
-        return Stream.of(Arguments.of("worst game", "0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0", 0));        // 16x 0
+        return Stream.of(
+                Arguments.of("worst game", "0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0", 0),   // 20x 0
+                Arguments.of("some incomplete frames", "0,1,2,3,0,0,4,0,0,5,0,0,6,0,0,0,0,0,0,0", 21)
+        );
     }
 }
diff --git a/target/test-classes/BowlingCalculatorTest.class b/target/test-classes/BowlingCalculatorTest.class
index 82ff973..d29062d 100644
Binary files a/target/test-classes/BowlingCalculatorTest.class and b/target/test-classes/BowlingCalculatorTest.class differ