fix: Convert vendor/pezkuwi-subxt from submodule to regular directory

vendor/pezkuwi-subxt/testing/wasm-rpc-tests/tests/wasm.rs

@@ -0,0 +1,60 @@
+#![cfg(target_arch = "wasm32")]
+
+use subxt::config::SubstrateConfig;
+use subxt::backend::rpc::reconnecting_rpc_client::RpcClient as ReconnectingRpcClient;
+use wasm_bindgen_test::*;
+
+wasm_bindgen_test::wasm_bindgen_test_configure!(run_in_browser);
+
+// Run the tests by calling:
+//
+// ```text
+// wasm-pack test --firefox --headless`
+// ```
+//
+// You'll need to have a substrate node running:
+//
+// ```bash
+// ./substrate-node --dev --node-key 0000000000000000000000000000000000000000000000000000000000000001 --listen-addr /ip4/0.0.0.0/tcp/30333/ws
+// ```
+//
+// Use the following to enable logs:
+// ```
+//  console_error_panic_hook::set_once();
+//  tracing_wasm::set_as_global_default();
+// ```
+
+#[wasm_bindgen_test]
+async fn wasm_ws_transport_works() {
+    console_error_panic_hook::set_once();
+    tracing_wasm::set_as_global_default();
+    let client = subxt::client::OnlineClient::<SubstrateConfig>::from_url("ws://127.0.0.1:9944")
+        .await
+        .unwrap();
+    let hasher = client.hasher();
+
+    let mut stream = client.backend().stream_best_block_headers(hasher).await.unwrap();
+    assert!(stream.next().await.is_some());
+}
+
+#[wasm_bindgen_test]
+async fn wasm_ws_chainhead_works() {
+    let rpc = subxt::backend::rpc::RpcClient::from_url("ws://127.0.0.1:9944").await.unwrap();
+    let backend = subxt::backend::chain_head::ChainHeadBackendBuilder::new().build_with_background_driver(rpc);
+    let client = subxt::client::OnlineClient::<SubstrateConfig>::from_backend(std::sync::Arc::new(backend)).await.unwrap();
+    let hasher = client.hasher();
+
+    let mut stream = client.backend().stream_best_block_headers(hasher).await.unwrap();
+    assert!(stream.next().await.is_some());
+}
+
+#[wasm_bindgen_test]
+async fn reconnecting_rpc_client_ws_transport_works() {
+    let rpc = ReconnectingRpcClient::builder().build("ws://127.0.0.1:9944".to_string()).await.unwrap();
+    let client = subxt::client::OnlineClient::<SubstrateConfig>::from_rpc_client(rpc.clone()).await.unwrap();
+    let hasher = client.hasher();
+
+    let mut stream = client.backend().stream_best_block_headers(hasher).await.unwrap();
+    assert!(stream.next().await.is_some());
+}
+