chore: checkpoint before Python removal

vendor/tracing/tests/macros_incompatible_concat.rs

@@ -0,0 +1,24 @@
+use tracing::{enabled, event, span, Level};
+
+#[macro_export]
+macro_rules! concat {
+    () => {};
+}
+
+#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test::wasm_bindgen_test)]
+#[test]
+fn span() {
+    span!(Level::DEBUG, "foo");
+}
+
+#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test::wasm_bindgen_test)]
+#[test]
+fn event() {
+    event!(Level::DEBUG, "foo");
+}
+
+#[cfg_attr(target_arch = "wasm32", wasm_bindgen_test::wasm_bindgen_test)]
+#[test]
+fn enabled() {
+    enabled!(Level::DEBUG);
+}