first commi

checker/tests/test_cards_parser.py

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+"""测试卡片解析器"""
+from checker.cards import parse_card_file, deduplicate_cards
+from checker import Card
+
+
+def test_card_parse():
+    """测试卡片解析"""
+    card_string = "4111111111111111|12|2025|123"
+    card = Card.parse(card_string)
+    
+    assert card is not None
+    assert card.number == "4111111111111111"
+    assert card.month == "12"
+    assert card.year == "2025"
+    assert card.cvv == "123"
+
+
+def test_card_bin():
+    """测试BIN提取"""
+    card = Card(number="4111111111111111", month="12", year="2025", cvv="123")
+    assert card.bin == "411111"
+
+
+def test_card_formatted():
+    """测试格式化输出"""
+    card = Card(number="4111111111111111", month="12", year="2025", cvv="123")
+    assert card.formatted == "4111111111111111|12|25|123"
+
+
+def test_deduplicate_cards():
+    """测试去重"""
+    cards = [
+        Card(number="4111111111111111", month="12", year="2025", cvv="123"),
+        Card(number="4111111111111111", month="12", year="2025", cvv="123"),
+        Card(number="5555555555554444", month="11", year="2024", cvv="456"),
+    ]
+    
+    unique = deduplicate_cards(cards)
+    assert len(unique) == 2