Work in progress. I have a problem with the verifyInput() callback calling itself whenever the test assertions throw an exception. I looked at the step and async libraries that are already installed via package.json, but I don't think either of these provide the functionality I need.

Script.js

@@ -491,7 +491,7 @@ Script.prototype.toHumanReadable = function() {
     }
   }
   return s;
-    
+
 };
 
 Script.stringToBuffer = function(s) {
@@ -505,7 +505,7 @@ Script.stringToBuffer = function(s) {
       //console.log('hex value');
       buf.put(new Buffer(word.substring(2, word.length), 'hex'));
     } else {
-      var opcode = Opcode.map['OP_' + word];
+      var opcode = Opcode.map['OP_' + word] || Opcode.map[word];
       if (typeof opcode !== 'undefined') {
         // op code in string form
         //console.log('opcode');

Transaction.js

@@ -655,7 +655,7 @@ Transaction.prototype.parse = function (parser) {
   var i, sLen, startPos = parser.pos;
 
   this.version = parser.word32le();
-  
+
   var txinCount = parser.varInt();
 
   this.ins = [];

test/test.Transaction.js

@@ -1,6 +1,7 @@
 'use strict';
 
 var chai = chai || require('chai');
+chai.Assertion.includeStack = true;
 var bitcore = bitcore || require('../bitcore');
 
 var should = chai.should();
@@ -273,9 +274,10 @@ describe('Transaction', function() {
         inputs.forEach(function(vin) {
           var hash = vin[0];
           var index = vin[1];
-          var scriptPubKey = new Script(new Buffer(vin[2]));
+          debugger;
+          var scriptPubKey = Script.fromHumanReadable(vin[2]);
           inputScriptPubKeys.push(scriptPubKey);
-          console.log(scriptPubKey.getStringContent());
+          console.log(scriptPubKey.toHumanReadable());
           console.log('********************************');
           done();
 
@@ -288,11 +290,26 @@ describe('Transaction', function() {
 
         var n = 0;
         inputScriptPubKeys.forEach(function(scriptPubKey) {
-          tx.verifyInput(0, scriptPubKey, function(err, results) {
-            should.not.exist(err);
-            should.exist(results);
-            results.should.equal(true);
+          var err = undefined;
+          var results = undefined;
+          var inputVerified = false;
+
+          tx.verifyInput(n, scriptPubKey, function(e, r) {
+            // Exceptions raised inside this function will be handled
+            // ...by this function, so don't do it.
+            err = e;
+            results = r;
+            inputVerified = true;
           });
+
+          // TODO(mattfaus): Add a Promise or something that makes this code
+          // execute only after the verifyInput() callback has finished
+          while (!inputVerified) { }
+
+          should.not.exist(err);
+          should.exist(results);
+          results.should.equal(true);
+
           n += 1;
         });