Merge pull request 'Highscores Funktionen testen' (#2) from GameScoresFeature into main

Reviewed-on: #2

src/test/java/HitoriGameScoresTest.java

@@ -0,0 +1,115 @@
+import domain.HitoriGameScores;
+import org.junit.jupiter.api.*;
+import static org.junit.jupiter.api.Assertions.*;
+import java.io.File;
+import java.util.List;
+
+class HitoriGameScoresTest {
+    private HitoriGameScores scores;
+
+    @BeforeEach
+    void setUp() {
+        scores = new HitoriGameScores();
+        new File("highscores.dat").delete(); // Ensure clean state
+    }
+
+    @AfterEach
+    void tearDown() {
+        new File("highscores.dat").delete(); // Cleanup
+    }
+
+    @Test
+    void testAddHighScore() {
+        scores.addHighScore("TestPlayer", 100, 2);
+        List<String> highScores = scores.getHighScoresWithAverage();
+
+        assertFalse(highScores.isEmpty());
+        assertTrue(highScores.get(0).contains("TestPlayer"));
+        assertTrue(highScores.get(0).contains("100s"));
+        assertTrue(highScores.get(0).contains("2"));
+    }
+
+    @Test
+    void testMultipleHighScores() {
+        scores.addHighScore("Player1", 100, 1);
+        scores.addHighScore("Player2", 200, 2);
+        scores.addHighScore("Player3", 150, 3);
+
+        List<String> highScores = scores.getHighScoresWithAverage();
+        assertEquals(4, highScores.size()); // 3 scores + average line
+
+        // Should be sorted by time
+        assertTrue(highScores.get(0).contains("Player1"));
+        assertTrue(highScores.get(1).contains("Player3"));
+        assertTrue(highScores.get(2).contains("Player2"));
+    }
+
+    @Test
+    void testDeleteHighScores() {
+        scores.addHighScore("Player1", 100, 1);
+        scores.addHighScore("Player2", 200, 2);
+
+        scores.deleteHighScores();
+        List<String> highScores = scores.getHighScoresWithAverage();
+
+        assertEquals(1, highScores.size()); // Only average line remains
+        assertTrue(highScores.get(0).contains("Average Time: 0"));
+    }
+
+    @Test
+    void testAverageCalculation() {
+        scores.addHighScore("Player1", 100, 1);
+        scores.addHighScore("Player2", 200, 2);
+
+        List<String> highScores = scores.getHighScoresWithAverage();
+        String averageLine = highScores.get(highScores.size() - 1);
+        assertTrue(averageLine.contains("Average Time: 150.0"));
+    }
+
+    @Test
+    void testSaveAndLoadHighScores() {
+        scores.addHighScore("Player1", 100, 1);
+        scores.addHighScore("Player2", 200, 2);
+        scores.saveHighScoresToFile();
+
+        HitoriGameScores newScores = new HitoriGameScores();
+        newScores.loadHighScoresFromFile();
+        List<String> loadedScores = newScores.getHighScoresWithAverage();
+
+        assertFalse(loadedScores.isEmpty());
+        assertTrue(loadedScores.get(0).contains("Player1"));
+        assertTrue(loadedScores.get(1).contains("Player2"));
+    }
+
+    @Test
+    void testLoadWithNoFile() {
+        scores.loadHighScoresFromFile(); // No file exists
+        List<String> highScores = scores.getHighScoresWithAverage();
+
+        assertEquals(1, highScores.size()); // Only average line
+        assertTrue(highScores.get(0).contains("Average Time: 0"));
+    }
+
+    @Test
+    void testTop10Limit() {
+        // Add more than 10 scores
+        for (int i = 0; i < 15; i++) {
+            scores.addHighScore("Player" + i, 100 + i, i);
+        }
+
+        List<String> highScores = scores.getHighScoresWithAverage();
+        assertEquals(11, highScores.size()); // 10 scores + average line
+    }
+
+    @Test
+    void testScoreSorting() {
+        scores.addHighScore("Fast", 50, 0);
+        scores.addHighScore("Medium", 100, 1);
+        scores.addHighScore("Slow", 150, 2);
+
+        List<String> highScores = scores.getHighScoresWithAverage();
+        assertTrue(highScores.get(0).contains("Fast"));
+        assertTrue(highScores.get(1).contains("Medium"));
+        assertTrue(highScores.get(2).contains("Slow"));
+    }
+}