(wasm) webdriver-based tests for JS/TS apis, update README

veilid-wasm/wasm_test.sh

@@ -1,4 +1,20 @@
 #!/bin/bash
 set -eo pipefail
 
-WASM_BINDGEN_USE_NO_MODULE=true wasm-pack test --firefox "$@"
+SCRIPTDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
+pushd "$SCRIPTDIR" &> /dev/null
+
+WASM_PACK_FLAGS="--dev"
+if [[ "$1" == "release" ]]; then
+  WASM_PACK_FLAGS="--release"
+fi
+
+# Build wasm into an npm package, output into ./pkg
+wasm-pack build $WASM_PACK_FLAGS --target bundler --weak-refs
+
+# Install test deps and run test suite
+cd tests
+npm install
+npm run test:headless
+
+popd &> /dev/null