[cassandra-node] push by gdusbabek@gmail.com - constuct buffers in binary format on 2011-11-09 14:08 GMT

Wed, 09 Nov 2011 07:44:59 -0800 

Revision: e09d41dd793d
Author:   Gary Dusbabek <gdusba...@gmail.com>
Date:     Wed Nov  9 06:08:31 2011
Log:      constuct buffers in binary format

http://code.google.com/a/apache-extras.org/p/cassandra-node/source/detail?r=e09d41dd793d

Modified:
 /test/test_decoder.js

=======================================
--- /test/test_decoder.js       Wed May 25 11:47:28 2011
+++ /test/test_decoder.js       Wed Nov  9 06:08:31 2011
@@ -20,6 +20,10 @@
 var bytesToBigLong = require('../lib/decoder').bytesToBigLong;
 var bytesToNum = require('../lib/decoder').bytesToNum;

+function makeBuffer(string) {
+  return new Buffer(string, 'binary');
+}
+
 // friggen big integer library is broken.
 exports.testBigIntegerBrokenness = function(test, assert) {
   // the the v8 lib behaved like the java BigInteger, this test would pass.
@@ -37,44 +41,44 @@
   assert.ok(!zero1.equals(zero2));

   // instead, we need to rely on bytesToBigLong to return the right thing.
- assert.ok(zero2.equals(bytesToBigLong('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000'))); + assert.ok(zero2.equals(bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000')))); 

   test.finish();
 };

 exports.testNumConversion = function(test, assert) {
- assert.strictEqual('0', bytesToNum('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000').toString()); // 1 - assert.strictEqual('1', bytesToNum('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0001').toString()); // 1 - assert.strictEqual('2', bytesToNum('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0002').toString()); // 2 - assert.strictEqual('255' ,bytesToNum('\u0000\u0000\u0000\u0000\u0000\u0000\u0000ÿ').toString()); // 255 - assert.strictEqual('2550' ,bytesToNum('\u0000\u0000\u0000\u0000\u0000\u0000\tö').toString()); // 2550 - assert.strictEqual('8025521', bytesToNum('\u0000\u0000\u0000\u0000\u0000zu±').toString()); // 8025521 - assert.strictEqual('218025521', bytesToNum('\u0000\u0000\u0000\u0000\fþÎ1').toString()); // 218025521 + assert.strictEqual('0', bytesToNum(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000')).toString()); // 1 + assert.strictEqual('1', bytesToNum(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0001')).toString()); // 1 + assert.strictEqual('2', bytesToNum(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0002')).toString()); // 2 + assert.strictEqual('255' ,bytesToNum(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000ÿ')).toString()); // 255 + assert.strictEqual('2550' ,bytesToNum(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\tö')).toString()); // 2550 + assert.strictEqual('8025521', bytesToNum(makeBuffer('\u0000\u0000\u0000\u0000\u0000zu±')).toString()); // 8025521 + assert.strictEqual('218025521', bytesToNum(makeBuffer('\u0000\u0000\u0000\u0000\fþÎ1')).toString()); // 218025521 

   // these values ensure that none 8 byte sequences work as well.
- assert.strictEqual(2147483647, bytesToNum('\u007f\u00ff\u00ff\u00ff')); // [127,-1,-1,-1] - assert.strictEqual(-2147483648, bytesToNum('\u0080\u0000\u0000\u0000')); // [-128,0,0,0] 
-  assert.strictEqual(-1, bytesToNum('\u00ff')); // [-1]
-  assert.strictEqual(1, bytesToNum('\u0001')); // [1]
-
-  assert.strictEqual('-1', bytesToNum('ÿÿÿÿÿÿÿÿ').toString());
+ assert.strictEqual(2147483647, bytesToNum(makeBuffer('\u007f\u00ff\u00ff\u00ff'))); // [127,-1,-1,-1] + assert.strictEqual(-2147483648, bytesToNum(makeBuffer('\u0080\u0000\u0000\u0000'))); // [-128,0,0,0] 
+  assert.strictEqual(-1, bytesToNum(makeBuffer('\u00ff'))); // [-1]
+  assert.strictEqual(1, bytesToNum(makeBuffer('\u0001'))); // [1]
+
+  assert.strictEqual('-1', bytesToNum(makeBuffer('ÿÿÿÿÿÿÿÿ')).toString());
   test.finish();
 };

 exports.testLongConversion = function(test, assert) {
   assert.ok(bytesToBigLong);
   // we have to compare against strings.
- assert.ok(new BigInteger('0').equals(bytesToBigLong('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000'))); - assert.strictEqual('0', bytesToBigLong('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000').toString()); // 1 - assert.strictEqual('1', bytesToBigLong('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0001').toString()); // 1 - assert.strictEqual('2', bytesToBigLong('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0002').toString()); // 2 - assert.strictEqual('255' ,bytesToBigLong('\u0000\u0000\u0000\u0000\u0000\u0000\u0000ÿ').toString()); // 255 - assert.strictEqual('2550' ,bytesToBigLong('\u0000\u0000\u0000\u0000\u0000\u0000\tö').toString()); // 2550 - assert.strictEqual('8025521', bytesToBigLong('\u0000\u0000\u0000\u0000\u0000zu±').toString()); // 8025521 - assert.strictEqual('218025521', bytesToBigLong('\u0000\u0000\u0000\u0000\fþÎ1').toString()); // 218025521 - assert.strictEqual('6544218025521', bytesToBigLong('\u0000\u0000\u0005ó±Ên1').toString()); // 6544218025521 - assert.strictEqual('8776496549718025521', bytesToBigLong('yÌa\u001c²be1').toString()); // 8776496549718025521 
-  assert.strictEqual('-1', bytesToBigLong('ÿÿÿÿÿÿÿÿ').toString()); // -1
+ assert.ok(new BigInteger('0').equals(bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000')))); + assert.strictEqual('0', bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000')).toString()); // 1 + assert.strictEqual('1', bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0001')).toString()); // 1 + assert.strictEqual('2', bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0002')).toString()); // 2 + assert.strictEqual('255' ,bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\u0000ÿ')).toString()); // 255 + assert.strictEqual('2550' ,bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000\u0000\tö')).toString()); // 2550 + assert.strictEqual('8025521', bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\u0000zu±')).toString()); // 8025521 + assert.strictEqual('218025521', bytesToBigLong(makeBuffer('\u0000\u0000\u0000\u0000\fþÎ1')).toString()); // 218025521 + assert.strictEqual('6544218025521', bytesToBigLong(makeBuffer('\u0000\u0000\u0005ó±Ên1')).toString()); // 6544218025521 + assert.strictEqual('8776496549718025521', bytesToBigLong(makeBuffer('yÌa\u001c²be1')).toString()); // 8776496549718025521 + assert.strictEqual('-1', bytesToBigLong(makeBuffer('ÿÿÿÿÿÿÿÿ')).toString()); // -1 

   test.finish();
 };

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