From b0e2d9ade119276210481526a26bf2f509b5c6a0 Mon Sep 17 00:00:00 2001
From: Hatice Yildirim <Hatice.Yildirim@student.reutlingen-university.de>
Date: Fri, 28 Mar 2025 21:25:13 +0100
Subject: [PATCH] Feature implementiert: feature2.py
---
feature2.py | 40 ++++++++++++++++++++++++++++++++++++++++
1 file changed, 40 insertions(+)
create mode 100644 feature2.py
diff --git a/feature2.py b/feature2.py
new file mode 100644
index 0000000..b7fdb6e
--- /dev/null
+++ b/feature2.py
@@ -0,0 +1,40 @@
+from abc import ABC, abstractmethod
+import unittest
+
+class IStringCalculator(ABC):
+ @abstractmethod
+ def add(self, numbers: str) -> int:
+ pass
+
+class StringCalculator(IStringCalculator):
+ def add(self, numbers: str) -> int:
+ if not numbers:
+ return 0
+ # Ersetze Zeilenumbrüche durch Kommas und teile die Eingabe nach Kommas
+ numbers = numbers.replace("\n", ",")
+ return sum(map(int, numbers.split(',')))
+
+class TestStringCalculator(unittest.TestCase):
+ def setUp(self):
+ self.calculator = StringCalculator()
+
+ def test_empty_string(self):
+ self.assertEqual(self.calculator.add(""), 0)
+
+ def test_single_number(self):
+ self.assertEqual(self.calculator.add("1"), 1)
+
+ def test_two_numbers(self):
+ self.assertEqual(self.calculator.add("1,2"), 3)
+
+ def test_multiple_numbers(self):
+ self.assertEqual(self.calculator.add("1,2,3,4,5"), 15)
+
+ def test_numbers_with_newline(self):
+ self.assertEqual(self.calculator.add("1\n2,3"), 6)
+
+ def test_numbers_with_multiple_newlines(self):
+ self.assertEqual(self.calculator.add("1\n2\n3\n4\n5"), 15)
+
+if __name__ == "__main__":
+ unittest.main()
--
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