Merge pull request #247 from maraoz/test/Buffers.monkey.js

Buffers.monkey now at 100% coverage

Buffers.monkey.js

@@ -9,8 +9,7 @@ exports.patch = function(Buffers) {
     }
     var pos = this.pos(i);
     this.buffers = this.buffers.slice(pos.buf);
-    this.buffers[0].length -= pos.offset;
-    this.buffers[0].offset += pos.offset;
+    this.buffers[0] = new Buffer(this.buffers[0].slice(pos.offset));
     this.length -= i;
   };
 };

bitcore.js

@@ -14,6 +14,7 @@ requireWhenAccessed('bignum', 'bignum');
 requireWhenAccessed('base58', 'base58-native');
 requireWhenAccessed('bufferput', 'bufferput');
 requireWhenAccessed('buffertools', 'buffertools');
+requireWhenAccessed('Buffers.monkey', './Buffers.monkey');
 requireWhenAccessed('config', './config');
 requireWhenAccessed('const', './const');
 requireWhenAccessed('Deserialize', './Deserialize');

browser/build.js

@@ -101,6 +101,9 @@ var createBitcore = function(opts) {
   b.require(opts.dir + 'base58-native', {
     expose: 'base58-native'
   });
+  b.require(opts.dir + 'buffers', {
+    expose: 'buffers'
+  });
   b.require('./' + opts.dir + 'bitcore', {
     expose: 'bitcore'
   });

test/test.misc.js

@@ -3,6 +3,7 @@
 var chai = chai || require('chai');
 var bitcore = bitcore || require('../bitcore');
 var buffertools = require('buffertools');
+buffertools.extend();
 
 var should = chai.should();
 
@@ -15,6 +16,9 @@ var base58Check = base58.base58Check;
 var Address = bitcore.Address;
 var networks = bitcore.networks;
 var WalletKey = bitcore.WalletKey;
+var Buffers = require('buffers');
+var m = bitcore['Buffers.monkey'] || require('../Buffers.monkey');
+m.patch(Buffers);
 
 describe('Miscelaneous stuff', function() {
   it('should initialze the config object', function() {
@@ -26,7 +30,7 @@ describe('Miscelaneous stuff', function() {
   it('should initialze the network object', function() {
     should.exist(networks);
     var nets = [networks.livenet, networks.testnet];
-    for (var i=0; i<2; i++) {
+    for (var i = 0; i < 2; i++) {
       var net = nets[i];
       should.exist(net.addressVersion);
       should.exist(net.privKeyVersion);
@@ -42,8 +46,39 @@ describe('Miscelaneous stuff', function() {
     should.exist(bitcore.Deserialize);
     should.exist(bitcore.Deserialize.intFromCompact);
   });
+  it('should initialze the Buffer class', function() {
+    should.exist(bitcore.Buffer);
+  });
 
 
+  describe('Buffers monkey patch', function() {
+    var bufs;
+    beforeEach(function() {
+      bufs = new Buffers();
+      bufs.push(new Buffer('aaaaaa', 'hex'));
+      bufs.push(new Buffer('bbbb', 'hex'));
+      bufs.push(new Buffer('cc', 'hex'));
+    });
+    it('should monkey patch the Buffers class', function() {
+      should.exist(bufs.skip);
+    });
+    it('should work for 0', function() {
+      bufs.skip(0);
+      bufs.toBuffer().toHex().should.equal('aaaaaabbbbcc');
+    });
+    it('should work for length', function() {
+      bufs.skip(bufs.length);
+      bufs.toBuffer().toHex().should.equal('');
+    });
+    it('should work for middle values', function() {
+      bufs.skip(4);
+      bufs.toBuffer().toHex().should.equal('bbcc');
+      bufs.skip(1);
+      bufs.toBuffer().toHex().should.equal('cc');
+      bufs.skip(1);
+      bufs.toBuffer().toHex().should.equal('');
+    });
+  });
   // bignum
   it('should initialze the bignum object', function() {
     should.exist(bitcore.bignum);