From 6ea7194b5a2451807d3041d0caa9b8058c4f5b81 Mon Sep 17 00:00:00 2001
From: Max Wenzel <maxwen.90@web.de>
Date: Wed, 12 Jan 2022 15:24:59 +0100
Subject: [PATCH] add getAbove() in Matchfield - Case: nothingAbove

---
 src/main/java/de/tims/fleetstorm/matchfield/Matchfield.java  | 3 +++
 .../tims/fleetstorm/matchfield/MatchfieldCreationTest.java   | 5 ++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/main/java/de/tims/fleetstorm/matchfield/Matchfield.java b/src/main/java/de/tims/fleetstorm/matchfield/Matchfield.java
index 1716226..5dac96f 100644
--- a/src/main/java/de/tims/fleetstorm/matchfield/Matchfield.java
+++ b/src/main/java/de/tims/fleetstorm/matchfield/Matchfield.java
@@ -41,6 +41,9 @@ public class Matchfield {
 	}
 
 	public Coordinate getField(int x, int y) {
+		if (x == 0) {
+			return null;
+		}
 		return matchfield[x][y];
 	}
 
diff --git a/src/test/java/de/tims/fleetstorm/matchfield/MatchfieldCreationTest.java b/src/test/java/de/tims/fleetstorm/matchfield/MatchfieldCreationTest.java
index d4c5f3a..c829a9d 100644
--- a/src/test/java/de/tims/fleetstorm/matchfield/MatchfieldCreationTest.java
+++ b/src/test/java/de/tims/fleetstorm/matchfield/MatchfieldCreationTest.java
@@ -74,6 +74,9 @@ class MatchfieldCreationTest {
 
 	static Stream<Arguments> getCoordinateAbove() {
 		Matchfield matchfield = new Matchfield(10);
-		return Stream.of(Arguments.of("above from (5/5)", matchfield, new Coordinate(5, 5), matchfield.getField(6, 5)));
+		return Stream.of(
+				Arguments.of("above from (5/5) - should be (6,5)", matchfield, new Coordinate(5, 5),
+						matchfield.getField(6, 5)),
+				Arguments.of("above from (0/5) - should be null", matchfield, new Coordinate(0, 5), null));
 	}
 }