diff --git a/src/engine/scoring.py b/src/engine/scoring.py
index 1e01d5b..3b0edd0 100644
--- a/src/engine/scoring.py
+++ b/src/engine/scoring.py
@@ -1,6 +1,6 @@
 def calculate_score(fan: int, base_score: int, is_self_draw: bool, is_dealer: bool) -> dict:
     """
-    根据番数和底分计算总分。
+    根据规则计算得分。
 
     参数:
     - fan: 总番数。
@@ -9,17 +9,15 @@ def calculate_score(fan: int, base_score: int, is_self_draw: bool, is_dealer: bo
     - is_dealer: 是否为庄家。
 
     返回:
-    - scores: 一个字典，包含所有玩家的得分。
-        - "winner": 胜利者的得分（正数）。
-        - "loser": 输家们的得分（负数）。
+    - scores: 字典，包含赢家得分和输家扣分。
     """
-    # 计算总分 = 底分 * (2 ** 番数)
+    # 翻倍计算总分
     total_score = base_score * (2 ** fan)
 
     if is_self_draw:
         # 自摸，其他三家平摊
         if is_dealer:
-            # 庄家自摸，三家平摊且输家每人付总分
+            # 庄家自摸：每家付总分
             loser_score = -total_score
             winner_score = total_score * 3
             return {
@@ -27,7 +25,7 @@ def calculate_score(fan: int, base_score: int, is_self_draw: bool, is_dealer: bo
                 "loser": [loser_score] * 3
             }
         else:
-            # 闲家自摸，庄家付双倍，其他两家付单倍
+            # 闲家自摸：庄家付双倍，其他两家付单倍
             dealer_loss = -total_score * 2
             other_loss = -total_score
             winner_score = total_score * 4
diff --git a/tests/test_scoring.py b/tests/test_scoring.py
new file mode 100644
index 0000000..8094042
--- /dev/null
+++ b/tests/test_scoring.py
@@ -0,0 +1,72 @@
+from src.engine.scoring import calculate_score
+
+
+def test_dealer_self_draw():
+    """
+    测试用例 1: 庄家自摸，总番数 3，底分 10
+    """
+    fan = 3
+    base_score = 10
+    is_self_draw = True
+    is_dealer = True
+
+    scores = calculate_score(fan, base_score, is_self_draw, is_dealer)
+    expected_scores = {"winner": 240, "loser": [-80, -80, -80]}
+    assert scores == expected_scores, f"庄家自摸测试失败: {scores} != {expected_scores}"
+
+
+def test_non_dealer_point_win():
+    """
+    测试用例 2: 闲家点炮，总番数 2，底分 10
+    """
+    fan = 2
+    base_score = 10
+    is_self_draw = False
+    is_dealer = False
+
+    scores = calculate_score(fan, base_score, is_self_draw, is_dealer)
+    expected_scores = {"winner": 40, "loser": [-40, 0, 0]}
+    assert scores == expected_scores, f"闲家点炮测试失败: {scores} != {expected_scores}"
+
+
+def test_non_dealer_self_draw():
+    """
+    测试用例 3: 闲家自摸，总番数 4，底分 10
+    """
+    fan = 4
+    base_score = 10
+    is_self_draw = True
+    is_dealer = False
+
+    scores = calculate_score(fan, base_score, is_self_draw, is_dealer)
+    expected_scores = {"winner": 160, "loser": [-80, -40, -40]}
+    assert scores == expected_scores, f"闲家自摸测试失败: {scores} != {expected_scores}"
+
+
+def test_dealer_point_win():
+    """
+    测试用例 4: 庄家点炮，总番数 1，底分 5
+    """
+    fan = 1
+    base_score = 5
+    is_self_draw = False
+    is_dealer = True
+
+    scores = calculate_score(fan, base_score, is_self_draw, is_dealer)
+    expected_scores = {"winner": 10, "loser": [-10, 0, 0]}
+    assert scores == expected_scores, f"庄家点炮测试失败: {scores} != {expected_scores}"
+
+
+if __name__ == "__main__":
+    # 单独执行测试
+    test_dealer_self_draw()
+    print("测试 1: 庄家自摸通过！")
+
+    test_non_dealer_point_win()
+    print("测试 2: 闲家点炮通过！")
+
+    test_non_dealer_self_draw()
+    print("测试 3: 闲家自摸通过！")
+
+    test_dealer_point_win()
+    print("测试 4: 庄家点炮通过！")