use electrsd with feature to download the binary

src/blockchain/electrum.rs

@@ -170,7 +170,7 @@ impl ConfigurableBlockchain for ElectrumBlockchain {
 }
 
 #[cfg(test)]
-#[cfg(feature = "test-blockchains")]
+#[cfg(feature = "test-electrum")]
 crate::bdk_blockchain_tests! {
     fn test_instance(test_client: &TestClient) -> ElectrumBlockchain {
         ElectrumBlockchain::from(Client::new(&test_client.electrsd.electrum_url).unwrap())

src/blockchain/esplora.rs

@@ -416,7 +416,7 @@ impl_error!(consensus::encode::Error, BitcoinEncoding, EsploraError);
 impl_error!(bitcoin::hashes::hex::Error, Hex, EsploraError);
 
 #[cfg(test)]
-#[cfg(feature = "test-blockchains")]
+#[cfg(feature = "test-esplora")]
 crate::bdk_blockchain_tests! {
     fn test_instance(test_client: &TestClient) -> EsploraBlockchain {
         EsploraBlockchain::new(&format!("http://{}",test_client.electrsd.esplora_url.as_ref().unwrap()), None)

src/blockchain/rpc.rs

@@ -420,7 +420,7 @@ fn list_wallet_dir(client: &Client) -> Result<Vec<String>, Error> {
 }
 
 #[cfg(test)]
-#[cfg(feature = "test-blockchains")]
+#[cfg(feature = "test-rpc")]
 crate::bdk_blockchain_tests! {
 
     fn test_instance(test_client: &TestClient) -> RpcBlockchain {