🧪 Add tests for truth table generator

.gitignore

@@ -52,3 +52,5 @@ c/.idea/c.iml
 /dataSources/
 /dataSources.local.xml
 /httpRequests/
+*.pyc
+__pycache__/

python/tests/test_truth_table_generator.py

@@ -0,0 +1,47 @@
+import unittest
+import sys
+import os
+
+# Add the root directory to the python path so we can import the module correctly
+sys.path.append(os.path.dirname(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))))
+from python.truth_table_generator import generate
+
+class TestTruthTableGenerator(unittest.TestCase):
+
+    def test_generate_1_variable(self):
+        """Test generating truth table values for 1 variable."""
+        result = generate(['p'])
+        self.assertEqual(len(result), 2)  # 2^1 rows
+        self.assertTrue(all(len(row) == 1 for row in result))  # 1 column
+        self.assertEqual(result, [[0], [1]])
+
+    def test_generate_2_variables(self):
+        """Test generating truth table values for 2 variables."""
+        result = generate(['p', 'q'])
+        self.assertEqual(len(result), 4)  # 2^2 rows
+        self.assertTrue(all(len(row) == 2 for row in result))  # 2 columns
+        self.assertEqual(result, [[0, 0], [0, 1], [1, 0], [1, 1]])
+
+    def test_generate_3_variables(self):
+        """Test generating truth table values for 3 variables."""
+        result = generate(['p', 'q', 'r'])
+        self.assertEqual(len(result), 8)  # 2^3 rows
+        self.assertTrue(all(len(row) == 3 for row in result))  # 3 columns
+        self.assertEqual(result, [
+            [0, 0, 0],
+            [0, 0, 1],
+            [0, 1, 0],
+            [0, 1, 1],
+            [1, 0, 0],
+            [1, 0, 1],
+            [1, 1, 0],
+            [1, 1, 1]
+        ])
+
+    def test_generate_empty_variables(self):
+        """Test generating truth table values with an empty variable list."""
+        result = generate([])
+        self.assertEqual(result, [[]])
+
+if __name__ == '__main__':
+    unittest.main()

python/truth_table_generator.py

@@ -18,6 +18,9 @@ def generate(vars):
     Returns:
         list: A list of lists, where each inner list represents a row of truth values (0 or 1).
     """
+    if not vars:
+        return [[]]
+
     values = [0, 1]
     command = ""
     count = 0