made OgGhostHighScore.java, see documentation for details

src/test/java/ch/unibas/dmi/dbis/cs108/gamelogic/GameStateTests.java

@@ -0,0 +1,105 @@
+package ch.unibas.dmi.dbis.cs108.gamelogic;
+
+import ch.unibas.dmi.dbis.cs108.gamelogic.klassenstruktur.*;
+import ch.unibas.dmi.dbis.cs108.multiplayer.server.Lobby;
+import ch.unibas.dmi.dbis.cs108.multiplayer.server.Server;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+
+public class GameStateTests {
+
+  /*
+   * Streams to store system.out and system.err content
+   */
+  private ByteArrayOutputStream outStream = new ByteArrayOutputStream();
+  private ByteArrayOutputStream errStream = new ByteArrayOutputStream();
+
+  /*
+   * Here we store the previous pointers to system.out / system.err
+   */
+  private PrintStream outBackup;
+  private PrintStream errBackup;
+
+  /**
+   * This method is executed before each test.
+   * It redirects System.out and System.err to our variables {@link #outStream} and {@link #errStream}.
+   * This allows us to test their content later.
+   */
+  @BeforeEach
+  public void redirectStdOutStdErr() {
+    System.out.println("im here");
+    outBackup = System.out;
+    errBackup = System.err;
+    System.setOut(new PrintStream(outStream));
+    System.setErr(new PrintStream(errStream));
+    outBackup.println("this should");
+  }
+
+  /**
+   * This method is run after each test.
+   * It redirects System.out / System.err back to the normal streams.
+   */
+  @AfterEach
+  public void reestablishStdOutStdErr() {
+    System.setOut(outBackup);
+    System.setErr(errBackup);
+  }
+
+  /**
+   * This is a normal JUnit-Test. It executes the HelloWorld-Method and verifies that it actually wrote "Hello World" to stdout
+   */
+  @Test
+  public void testMain() {
+
+    /* old test. Todo: delete
+    new Thread(new Runnable() {
+      @Override
+      public void run() {
+        Server.main(1837);
+      }
+    }).start();
+    outBackup.println("here now");
+    String toTest = outStream.toString();
+    outBackup.println(toTest);
+    //toTest = removeNewline(toTest);
+    assertTrue(toTest.contains("Port"));
+     */
+    try {
+      int totalNumberOfPlayers = 6;
+      int numberOfHumanPlayers = 3;
+      Passenger[] passengers = new Passenger[totalNumberOfPlayers];
+      VoteHandler v = new VoteHandler();
+      Lobby l = null;
+
+      Game game = new Game(6, 1, 3, l);
+      passengers[0] = new GhostNPC(0,"0", true);
+      passengers[1] = new GhostNPC(1,"1", false);
+      passengers[2] = new GhostNPC(2,"2", false);
+      passengers[3] = new HumanNPC(3,"3");
+      passengers[4] = new HumanNPC(4,"4");
+      passengers[5] = new HumanNPC(5,"5");
+
+      int[] votesForPlayers = {0, 0, 0, 0, 0, 0};
+      int maxVotes = v.ghostVoteEvaluation(passengers, votesForPlayers, null, game);
+      assertEquals(2, maxVotes);
+
+    } catch (Exception ignored) {
+      outBackup.println("exception.");
+    }
+    outBackup.println("done");
+
+  }
+
+  private static String removeNewline(String str) {
+    return str.replace("\n", "").replace("\r", "");
+  }
+
+}