Merge pull request #95 from juliustayl/multisig-tests

validate multi-sig address

test/script.js

@@ -1,5 +1,13 @@
 var Script = require('../src/script.js')
 var assert = require('assert')
+var Address = require('../src/address.js')
+
+var Util = require('../src/util.js')
+var sha256ripe160 = Util.sha256ripe160;
+
+var Convert = require('../src/convert.js')
+var bytesToHex = Convert.bytesToHex;
+var hexToBytes = Convert.hexToBytes; 
 
 describe('Script', function() {
   describe('constructor', function() {
@@ -15,4 +23,32 @@ describe('Script', function() {
       assert.throws(function(){ new Script({}) })
     })
   })
+  
+  describe('2-of-3 Multi-Signature', function() {
+    var compressedPubKeys = []
+    var numSigs
+
+    beforeEach(function() {
+      compressedPubKeys = ['02ea1297665dd733d444f31ec2581020004892cdaaf3dd6c0107c615afb839785f',
+                           '02fab2dea1458990793f56f42e4a47dbf35a12a351f26fa5d7e0cc7447eaafa21f',
+                           '036c6802ce7e8113723dd92cdb852e492ebb157a871ca532c3cb9ed08248ff0e19']
+                           
+      numSigs = 2;
+    })
+
+    it('should create valid multi-sig address', function() {
+      var network = 0x05 //mainnet
+      var script = Script.createMultiSigOutputScript(numSigs,compressedPubKeys.map(hexToBytes))
+      var multisig = sha256ripe160(script.buffer)
+      var multiSigAddress = Address(multisig,network).toString()
+      var redeemScript = bytesToHex(script.buffer)
+     
+      assert.ok(Address.validate(multiSigAddress))
+      assert.equal(Address.getVersion(multiSigAddress),'0x05')
+      assert.equal(multiSigAddress,'32vYjxBb7pHJJyXgNk8UoK3BdRDxBzny2v')
+      assert.equal(Address(sha256ripe160(hexToBytes(redeemScript)),network).toString(),
+        multiSigAddress)     
+    })
+
+  })
 })