diff --git a/nac3standalone/demo/src/tuple.py b/nac3standalone/demo/src/tuple.py
index 6947171d9..988739f70 100644
--- a/nac3standalone/demo/src/tuple.py
+++ b/nac3standalone/demo/src/tuple.py
@@ -1,3 +1,7 @@
+@extern
+def output_bool(b: bool):
+    ...
+
 @extern
 def output_int32_list(x: list[int32]):
     ...
@@ -13,6 +17,41 @@ class A:
         self.a = a
         self.b = b
 
+
+def test_tuple_eq():
+    # 0-len
+    output_bool(() == ())
+    # 1-len
+    output_bool((1,) == ())
+    output_bool(() == (1,))
+    output_bool((1,) == (1,))
+    output_bool((1,) == (2,))
+    # # 2-len
+    output_bool((1, 2) == ())
+    output_bool(() == (1, 2))
+    output_bool((1,) == (1, 2))
+    output_bool((1, 2) == (1,))
+    output_bool((2, 2) == (1, 2))
+    output_bool((1, 2) == (2, 2))
+
+
+def test_tuple_ne():
+    # 0-len
+    output_bool(() != ())
+    # 1-len
+    output_bool((1,) != ())
+    output_bool(() != (1,))
+    output_bool((1,) != (1,))
+    output_bool((1,) != (2,))
+    # 2-len
+    output_bool((1, 2) != ())
+    output_bool(() != (1, 2))
+    output_bool((1,) != (1, 2))
+    output_bool((1, 2) != (1,))
+    output_bool((2, 2) != (1, 2))
+    output_bool((1, 2) != (2, 2))
+
+
 def run() -> int32:
     data = [0, 1, 2, 3]
 
@@ -33,4 +72,7 @@ def run() -> int32:
     output_int32(len((1, 2, 3, 4)))
     output_int32(len((1, 2, 3, 4, 5)))
 
+    test_tuple_eq()
+    test_tuple_ne()
+
     return 0
\ No newline at end of file