diff --git a/test/indent/functions.tig b/test/indent/functions.tig
new file mode 100644
index 0000000..22ce051
--- /dev/null
+++ b/test/indent/functions.tig
@@ -0,0 +1,14 @@
+primitive long_parameter_list(
+  a: int,
+  b: string,
+  c: type
+)
+
+function f() =
+  (
+    long_parameter_list(
+      1,
+      "2",
+      nil
+    )
+  )
diff --git a/test/indent_spec.lua b/test/indent_spec.lua
index 57f69a5..0edc991 100644
--- a/test/indent_spec.lua
+++ b/test/indent_spec.lua
@@ -49,6 +49,17 @@ describe("indent Tiger:", function()
         runner:new_line("control-flow.tig", { on_line = 18, text = "true", indent = 4 }, "while condition", XFAIL)
         runner:new_line("control-flow.tig", { on_line = 20, text = "break", indent = 4 }, "while body", XFAIL)
 
+        runner:new_line("functions.tig", { on_line = 1, text = "parameter: int,", indent = 2 }, "parameter list beginning", XFAIL)
+        runner:new_line("functions.tig", { on_line = 2, text = "parameter: int,", indent = 2 }, "parameter list middle")
+        runner:new_line("functions.tig", { on_line = 4, text = ",parameter: int", indent = 2 }, "parameter list end")
+        runner:new_line("functions.tig", { on_line = 5, text = "var a := 0", indent = 0 }, "after parameter list")
+        runner:new_line("functions.tig", { on_line = 7, text = "print(a)", indent = 2 }, "function body", XFAIL)
+        runner:new_line("functions.tig", { on_line = 9, text = "a,", indent = 6 }, "function call beginning", XFAIL)
+        runner:new_line("functions.tig", { on_line = 10, text = "a,", indent = 6 }, "function call middle")
+        runner:new_line("functions.tig", { on_line = 12, text = ",a", indent = 6 }, "function call end")
+        runner:new_line("functions.tig", { on_line = 13, text = "; print(a)", indent = 4 }, "after function call")
+        runner:new_line("functions.tig", { on_line = 14, text = "var a := 12", indent = 0 }, "after function declaration", XFAIL)
+
         runner:new_line("groupings.tig", { on_line = 2, text = "var b := 0", indent = 2 }, "let declarations")
         runner:new_line("groupings.tig", { on_line = 3, text = "a := a + 1", indent = 2 }, "after 'in'", XFAIL)
         runner:new_line("groupings.tig", { on_line = 4, text = "a := a + 1;", indent = 4 }, "sequence", XFAIL)