add tests

Signed-off-by: Jessie Frazelle <github@jessfraz.com>

Author: jessfraz

modeling-cmds/tests/python_stub_enums.rs

@@ -0,0 +1,41 @@
+#![cfg(feature = "python")]
+#![allow(missing_docs)]
+
+use std::{collections::HashSet, path::PathBuf};
+
+#[test]
+fn pyclass_enum_renames_are_used_in_stub_generation() {
+    // Touch the enums so the linker keeps the object files that contain
+    // the `inventory::submit!` registrations emitted by the derive macros.
+    use kittycad_modeling_cmds::format;
+    let _ = std::any::TypeId::of::<format::dxf::export::Storage>();
+    let _ = std::any::TypeId::of::<format::stl::export::Storage>();
+    let _ = std::any::TypeId::of::<format::ply::export::Storage>();
+    let _ = std::any::TypeId::of::<format::fbx::export::Storage>();
+    let _ = std::any::TypeId::of::<format::gltf::export::Storage>();
+
+    // Build stub info from this crate's project root.
+    let info = pyo3_stub_gen::StubInfo::from_project_root(
+        "kittycad_modeling_cmds".to_string(),
+        PathBuf::from(env!("CARGO_MANIFEST_DIR")),
+    )
+    .expect("stub info should be collectable with python feature enabled");
+
+    // Gather all enum names across all modules.
+    let mut enum_names = HashSet::new();
+    for module in info.modules.values() {
+        for en in module.enum_.values() {
+            enum_names.insert(en.name);
+        }
+    }
+
+    // These enums used to be exported as `Storage` which collided.
+    for expected in ["DxfStorage", "StlStorage", "PlyStorage", "FbxStorage", "GltfStorage"] {
+        assert!(
+            enum_names.contains(expected),
+            "expected renamed enum `{}` to appear in stub info; got {:?}",
+            expected,
+            enum_names
+        );
+    }
+}