Created a test, to showcase the bug-fix of Runtime

Run with "node fix1.js"

vanesca-tests/fix1.js

@@ -0,0 +1,28 @@
+
+process.stdout.write("\u001b[2J\u001b[00H") // clear screen
+const { Sandbox, SandboxCluster } = require('../v8-sandbox')
+let sandbox = new Sandbox({ memory: 1000, require: __dirname + '/functions1.js' })
+
+let code = `
+    async function test() {
+
+        // always works! (water-fall/callback embedded)
+        addNumbers(1, 2, function(result) {
+            if(result.error) console.log('error1:', result.error)
+            if(result.value) console.log('value1:', result.value)
+        })
+
+        // only works with the runtime.js fix (standard await)
+        // otherwise the last argument is removed, because it expects a callback (embedded)
+        let {error, value} = await addNumbers(1, 2)
+        if(error) console.log('error2:', error)
+        if(value) console.log('value2:', value)
+    }
+    test()
+`; // always end with semicolon
+
+(async () => {
+
+    // test 1 (runs in async)
+    await sandbox.execute({ code })
+})()

vanesca-tests/functions1.js

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+
+// Create or require your own functions and libraries (more safe)
+
+// Async (water-fall method / callback)
+defineAsync('addNumbers', ([ value1, value2 ], { respond, callback }) => {
+    respond() // always required!
+    setTimeout(() => {
+        callback({error: null, value: value1 + value2}) // send to sandbox
+    }, 1000) // 1 sec delay (for testing)
+})