diff --git a/tests/bench/func_args-1.1-pos_1.py b/tests/bench/func_args-1.1-pos_1.py
new file mode 100644
index 0000000000..eee0ea8289
--- /dev/null
+++ b/tests/bench/func_args-1.1-pos_1.py
@@ -0,0 +1,10 @@
+import bench
+
+def func(a):
+    pass
+
+def test(num):
+    for i in iter(range(num)):
+        func(i)
+
+bench.run(test)
diff --git a/tests/bench/func_args-1.2-pos_3.py b/tests/bench/func_args-1.2-pos_3.py
new file mode 100644
index 0000000000..7e03ee2f85
--- /dev/null
+++ b/tests/bench/func_args-1.2-pos_3.py
@@ -0,0 +1,10 @@
+import bench
+
+def func(a, b, c):
+    pass
+
+def test(num):
+    for i in iter(range(num)):
+        func(i, i, i)
+
+bench.run(test)
diff --git a/tests/bench/func_args-2-pos_default_2_of_3.py b/tests/bench/func_args-2-pos_default_2_of_3.py
new file mode 100644
index 0000000000..1fa0fbda59
--- /dev/null
+++ b/tests/bench/func_args-2-pos_default_2_of_3.py
@@ -0,0 +1,10 @@
+import bench
+
+def func(a, b=1, c=2):
+    pass
+
+def test(num):
+    for i in iter(range(num)):
+        func(i)
+
+bench.run(test)
diff --git a/tests/bench/func_args-3.1-kw_1.py b/tests/bench/func_args-3.1-kw_1.py
new file mode 100644
index 0000000000..7bc81e5bea
--- /dev/null
+++ b/tests/bench/func_args-3.1-kw_1.py
@@ -0,0 +1,10 @@
+import bench
+
+def func(a):
+    pass
+
+def test(num):
+    for i in iter(range(num)):
+        func(a=i)
+
+bench.run(test)
diff --git a/tests/bench/func_args-3.2-kw_3.py b/tests/bench/func_args-3.2-kw_3.py
new file mode 100644
index 0000000000..7f95106841
--- /dev/null
+++ b/tests/bench/func_args-3.2-kw_3.py
@@ -0,0 +1,10 @@
+import bench
+
+def func(a, b, c):
+    pass
+
+def test(num):
+    for i in iter(range(num)):
+        func(c=i, b=i, a=i)
+
+bench.run(test)