diff --git a/fuzzy_logic/test_fuzzy_logic.py b/fuzzy_logic/test_fuzzy_logic.py
new file mode 100644
index 000000000..e94b0a763
--- /dev/null
+++ b/fuzzy_logic/test_fuzzy_logic.py
@@ -0,0 +1,47 @@
+import unittest
+from fuzzy_operations import FuzzySet
+
+class TestFuzzySet(unittest.TestCase):
+    def test_membership_within_boundaries(self):
+        A = FuzzySet("A", 0, 0.5, 1)
+        
+        self.assertAlmostEqual(A.membership(0), 1.0)  # Left boundary
+        self.assertAlmostEqual(A.membership(0.25), 0.5)  # Peak value
+        self.assertAlmostEqual(A.membership(0.5), 0.0)  # Right boundary
+
+    def test_membership_outside_boundaries(self):
+        A = FuzzySet("A", 0, 0.5, 1)
+        
+        self.assertAlmostEqual(A.membership(0.75), 0.0)  # Outside boundaries
+        self.assertAlmostEqual(A.membership(-0.1), 0.0)  # Outside boundaries
+
+    def test_union(self):
+        A = FuzzySet("A", 0, 0.5, 1)
+        B = FuzzySet("B", 0.2, 0.7, 1)
+        
+        union_ab = A.union(B)
+        
+        self.assertAlmostEqual(union_ab.membership(0.1), 1.0)  # Member of A
+        self.assertAlmostEqual(union_ab.membership(0.35), 0.5)  # Member of both A and B
+        self.assertAlmostEqual(union_ab.membership(0.75), 0.0)  # Outside boundaries
+
+    def test_intersection(self):
+        A = FuzzySet("A", 0, 0.5, 1)
+        B = FuzzySet("B", 0.2, 0.7, 1)
+        
+        intersection_ab = A.intersection(B)
+        
+        self.assertAlmostEqual(intersection_ab.membership(0.1), 0.0)  # Not a member of B
+        self.assertAlmostEqual(intersection_ab.membership(0.35), 0.5)  # Member of both A and B
+        self.assertAlmostEqual(intersection_ab.membership(0.75), 0.0)  # Not a member of A
+
+    def test_complement(self):
+        A = FuzzySet("A", 0, 0.5, 1)
+        
+        complement_a = A.complement()
+        
+        self.assertAlmostEqual(complement_a.membership(0.1), 0.0)  # Member of A
+        self.assertAlmostEqual(complement_a.membership(0.75), 1.0)  # Outside boundaries
+
+if __name__ == "__main__":
+    unittest.main()