diff --git a/pkg/tf2pulumi/convert/testdata/builtins/main.tf b/pkg/tf2pulumi/convert/testdata/builtins/main.tf
new file mode 100644
index 000000000..737fd96d0
--- /dev/null
+++ b/pkg/tf2pulumi/convert/testdata/builtins/main.tf
@@ -0,0 +1,3 @@
+output "funcLength" {
+    value = length([1, 2])
+}
\ No newline at end of file
diff --git a/pkg/tf2pulumi/convert/testdata/builtins/pcl/main.pp b/pkg/tf2pulumi/convert/testdata/builtins/pcl/main.pp
new file mode 100644
index 000000000..b65c52b3a
--- /dev/null
+++ b/pkg/tf2pulumi/convert/testdata/builtins/pcl/main.pp
@@ -0,0 +1,3 @@
+output funcLength {
+    value = length([1, 2])
+}
\ No newline at end of file