testing dshackle

dshackle-cli/src/grpc-clent.js

@@ -16,7 +16,10 @@ const options = {
 const packageDefinition = protoLoader.loadSync(PROTO_PATH, options);
 const emerald = grpc.loadPackageDefinition(packageDefinition).emerald
 
-export function describe(url, ca, cert, key, handler) {
+
+var id = 100
+
+export function connect(url, ca, cert, key) {
     let credentials = grpc.credentials.createInsecure()
     if (ca || cert || key) {
         console.log("Using TLS")
@@ -26,11 +29,41 @@ export function describe(url, ca, cert, key, handler) {
             cert ? fs.readFileSync(cert) : null
         );
     }
-    const client = new emerald.Blockchain(
+    console.log('Connecting to: ' + url + '...')
+    return new emerald.Blockchain(
         url,
         credentials
     );
+}
 
-    console.log('Connecting to: ' + url + '...')
+export function describe(client, handler) {
     client.Describe({}, handler);
 }
+
+export function nativeCall(client, chainCode, chain) {
+    return new Promise((resolve, reject) => {
+        const call = client.NativeCall({
+            chain: chainCode,
+            items: [{
+                id: id++,
+                method: "eth_getBalance",
+                payload: "WyIweDhEOTc2ODlDOTgxODg5MkI3MDBlMjdGMzE2Y2MzRTQxZTE3ZkJlYjkiLCAibGF0ZXN0Il0="
+            }],
+            quorum: 1,
+            min_availability: 0
+        })
+        call.on('data', (item) => {
+            resolve(toResult(chain, item, null))
+        })
+        call.on('end', () => resolve(toResult(chain, null, null)))
+        call.on('error', (e) => reject(toResult(chain, null, e)))
+    })
+}
+
+function toResult(chain, obj, err) {
+    return {
+        chain: chain,
+        payload: obj,
+        error: err
+    }
+}