Add extra setup for testing instructions to readme
@@ -477,6 +477,16 @@ cargo build --target wasm32-unknown-unknown
```
### Running Tests
+For the tests to work one have to ensure that `wasm-bindgen-cli` is installed.
+[Instructions](https://rustwasm.github.io/docs/wasm-bindgen/wasm-bindgen-test/usage.html#install-the-test-runner)
+
+Additionally a webdriver must be installed locally and configured to be on the
+`PATH`. Currently supports `geckodriver`, `chromedriver`, and `safaridriver`,
+although more driver support may be added! You can download these at:
+
+* geckodriver - https://github.com/mozilla/geckodriver/releases
+* chromedriver - http://chromedriver.chromium.org/downloads
+* safaridriver - should be preinstalled on OSX
```bash
./ci/run_tests.sh
