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gpx-rs/README.md

@@ -1,3 +1,14 @@
+# gpx-rs
+
+- `engine`: the GPX engine, plain Rust. Tested natively: `cargo test`.
+- `wasm`: the interface to the web page, compiled to WebAssembly.
+
 ```
 wasm-pack build wasm --target bundler --out-dir ../pkg
 ```
+
+The interface is tested in Node (it needs `wasm-pack`, which fetches the test runner the first time):
+
+```
+wasm-pack test --node wasm
+```