test: invalid bishop move upward

fh.fd.ci.client/src/main/java/de/fd/fh/FigureBishop.java

@@ -0,0 +1,15 @@
+package de.fd.fh;
+
+public class FigureBishop extends Figure
+{
+    @Override
+    public boolean moveAllowed(int src, int dst, Figure[] field)
+    {
+        if ((dst-src) % 8 == 0) // nach oben/unten nicht erlaubt
+        {
+            return false;
+        }
+
+        return super.moveAllowed(src, dst, field);
+    }
+}

fh.fd.ci.client/src/test/java/de/fd/fh/FigureBishopTest.java

@@ -0,0 +1,16 @@
+package de.fd.fh;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class FigureBishopTest
+{
+    @Test
+    void checkInvalidMovesBishop()
+    {
+        Figure f = new FigureBishop();
+
+        assertFalse(f.moveAllowed(45, 37, new Figure[64]));
+    }
+}