修改

tests/test_integration.py

@@ -0,0 +1,86 @@
+"""
+Integration tests for the main program
+"""
+
+import pytest
+import sys
+import io
+from unittest.mock import patch
+from poker.hand_evaluator import HandEvaluator
+
+
+class TestMainProgram:
+    """Integration tests for main program functionality"""
+    
+    def test_example_input(self):
+        """Test the example input from the requirements"""
+        cards_str = "AsKs AhAdAc6s7s"
+        ranking = HandEvaluator.evaluate_from_input(cards_str)
+        
+        assert str(ranking) == "Quad(A)"
+    
+    def test_various_hand_types(self):
+        """Test various hand types work correctly end-to-end"""
+        test_cases = [
+            ("AhKhQhJhTh2c3c", "Royal Flush"),
+            ("2h3h4h5h6h7s8s", "Straight Flush(6 high)"),
+            ("AsKs AhAdAc6s7s", "Quad(A)"),
+            ("AsAhAd KsKh6s7s", "Full House(A over K)"),
+            ("AhKh6h4h2h7s8s", "Flush(A high)"),
+            ("AsTsJhQdKh7s8s", "Straight(A high)"),
+            ("AsAhAd6s7h8s9s", "Three of a Kind(A)"),
+            ("AsAh6d6s7h8s9s", "Two Pair(A and 6)"),
+            ("AsAh6d4s2h3cJd", "Pair(A)"),
+            ("As6h4d8s9hJdKc", "High Card(A)"),
+        ]
+        
+        for cards_str, expected_result in test_cases:
+            ranking = HandEvaluator.evaluate_from_input(cards_str)
+            assert str(ranking) == expected_result, f"Failed for {cards_str}"
+    
+    def test_wheel_straight(self):
+        """Test A-2-3-4-5 straight (wheel)"""
+        cards_str = "As2h3d4c5h7s8s"
+        ranking = HandEvaluator.evaluate_from_input(cards_str)
+        
+        assert str(ranking) == "Straight(5 high)"
+    
+    def test_different_card_formats(self):
+        """Test different ways of writing the same cards"""
+        # These should all represent the same hand
+        formats = [
+            "AsKsAhAdAc6s7s",
+            "As Ks Ah Ad Ac 6s 7s",
+            "As  Ks   Ah    Ad     Ac      6s       7s",
+        ]
+        
+        expected_result = "Quad(A)"
+        
+        for cards_str in formats:
+            ranking = HandEvaluator.evaluate_from_input(cards_str)
+            assert str(ranking) == expected_result
+    
+    def test_case_insensitive_suits(self):
+        """Test that suits are case insensitive"""
+        cards_str = "AsKsAhAdAc6s7s"
+        ranking = HandEvaluator.evaluate_from_input(cards_str)
+        
+        assert str(ranking) == "Quad(A)"
+    
+    def test_edge_cases(self):
+        """Test edge cases and boundary conditions"""
+        # All same rank except one
+        cards_str = "2s2h2d2c3s4h5d"
+        ranking = HandEvaluator.evaluate_from_input(cards_str)
+        assert str(ranking) == "Quad(2)"
+        
+        # Minimum straight
+        cards_str = "As2h3d4c5h6s7s"
+        ranking = HandEvaluator.evaluate_from_input(cards_str)
+        # Should pick 3-4-5-6-7 over A-2-3-4-5
+        assert "Straight(7 high)" in str(ranking)
+        
+        # Maximum straight  
+        cards_str = "9sTsJhQdKhAsAd"
+        ranking = HandEvaluator.evaluate_from_input(cards_str)
+        assert str(ranking) == "Straight(A high)"