Merge branch 'chooseUserInput' into develop

src/main/java/Player.java

@@ -1,5 +1,6 @@
 import java.util.ArrayList;
 import java.util.Iterator;
+import java.util.Scanner;
 
 public class Player {
 
@@ -7,6 +8,7 @@ public class Player {
     ArrayList<Figure> figures;
     int startHome;
     int endHome;
+    Scanner scanner;
 
     public Player (String name, int startHome, int endHome) {
         this.name = name;
@@ -50,4 +52,22 @@ public class Player {
         }
         return false;
     }
+
+    public int choose() {
+        scanner = new Scanner(System.in);
+        System.out.print("Wählen Sie eine Figur(1-4): ");
+        try{
+            int input = scanner.nextInt();
+            if (input > 4 || input < 1) {
+                System.out.println("Die eingegebene Zahl war zu groß oder zu klein.\n" +
+                        "Bitte nur Zahlen von 1 bis 4 eingeben.");
+                return -1;
+            }
+            return input;
+        } catch (Exception e) {
+            System.out.println("Die Eingabe hat keine Zahl bekommen.\n" +
+                    "Bitte nur Zahlen von 1 bis 4 eingeben.");
+            return -1;
+        }
+    }
 }

src/test/java/PlayerTest.java

@@ -6,6 +6,7 @@ import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 
+import java.io.ByteArrayInputStream;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collection;
@@ -172,4 +173,26 @@ public class PlayerTest {
                         false)
         );
     }
+
+    @ParameterizedTest
+    @MethodSource("checkChooseMethodData")
+    void checkChoose(String testName, String input, int expectedResult) {
+        System.setIn(new ByteArrayInputStream(input.getBytes()));
+        int calculatedResult = p.choose();
+        assertThat(calculatedResult).describedAs(testName).isEqualTo(expectedResult);
+    }
+
+    static Stream<Arguments> checkChooseMethodData() {
+        return Stream.of(
+                Arguments.of("Figure 1 choosen", "1\n", 1),
+                Arguments.of("Figure 2 choosen", "2\n", 2),
+                Arguments.of("Figure 3 choosen", "3\n", 3),
+                Arguments.of("Figure 4 choosen", "4\n", 4),
+                Arguments.of("Index out of bounds choosen", "16\n", -1),
+                Arguments.of("Index out of bounds choosen", "-2\n", -1),
+                Arguments.of("Input a letter or char", "g\n", -1),
+                Arguments.of("Input a empty string", "\n", -1),
+                Arguments.of("Input a special character", "&\n", -1)
+                );
+    }
 }