Index: frontend/node_modules/node-int64/test.js
===================================================================
--- frontend/node_modules/node-int64/test.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/node-int64/test.js	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,120 @@
+var assert = require('assert');
+var Int64 = require('./Int64');
+
+exports.setUp = function(done) {
+  done();
+};
+
+exports.testBufferToString = function(test) {
+  var int = new Int64(0xfffaffff, 0xfffff700);
+  test.equal(
+    int.toBuffer().toString('hex'),
+    'fffafffffffff700',
+    'Buffer to string conversion'
+  );
+  test.done();
+};
+
+exports.testBufferCopy = function(test) {
+  var src = new Int64(0xfffaffff, 0xfffff700);
+  var dst = new Buffer(8);
+
+  src.copy(dst);
+
+  test.deepEqual(
+    dst,
+    new Buffer([0xff, 0xfa, 0xff, 0xff, 0xff, 0xff, 0xf7, 0x00]),
+    'Copy to buffer'
+  );
+
+  test.done();
+};
+
+exports.testValueRepresentation = function(test) {
+  var args = [
+    [0],                     '0000000000000000', 0,
+    [1],                     '0000000000000001', 1,
+    [-1],                    'ffffffffffffffff', -1,
+    [1e18],                  '0de0b6b3a7640000', 1e18,
+    ['0001234500654321'],    '0001234500654321',     0x1234500654321,
+    ['0ff1234500654321'],    '0ff1234500654321',   0xff1234500654300, // Imprecise!
+    [0xff12345, 0x654321],   '0ff1234500654321',   0xff1234500654300, // Imprecise!
+    [0xfffaffff, 0xfffff700],'fffafffffffff700',    -0x5000000000900,
+    [0xafffffff, 0xfffff700],'affffffffffff700', -0x5000000000000800, // Imprecise!
+    ['0x0000123450654321'],  '0000123450654321',      0x123450654321,
+    ['0xFFFFFFFFFFFFFFFF'],  'ffffffffffffffff', -1
+  ];
+
+  // Test constructor argments
+
+  for (var i = 0; i < args.length; i += 3) {
+    var a = args[i], octets = args[i+1], number = args[i+2];
+
+    // Create instance
+    var x = new Int64();
+    Int64.apply(x, a);
+
+    test.equal(x.toOctetString(), octets, 'Constuctor with ' + args.join(', '));
+    test.equal(x.toNumber(true), number);
+  }
+
+  test.done();
+};
+
+exports.testBufferOffsets = function(test) {
+  var sourceBuffer = new Buffer(16);
+  sourceBuffer.writeUInt32BE(0xfffaffff, 2);
+  sourceBuffer.writeUInt32BE(0xfffff700, 6);
+
+  var int = new Int64(sourceBuffer, 2);
+  assert.equal(
+    int.toBuffer().toString('hex'), 'fffafffffffff700',
+    'Construct from offset'
+  );
+
+  var targetBuffer = new Buffer(16);
+  int.copy(targetBuffer, 4);
+  assert.equal(
+    targetBuffer.slice(4, 12).toString('hex'), 'fffafffffffff700',
+    'Copy to offset'
+  );
+
+  test.done();
+};
+
+exports.testInstanceOf = function(test) {
+  var x = new Int64();
+  assert(x instanceof Int64, 'Variable is not instance of Int64');
+  var y = {};
+  assert(!(y instanceof Int64), 'Object is an instance of Int64');
+  test.done();
+};
+
+exports.testCompare = function(test) {
+  var intMin = new Int64(2147483648, 0);
+  var intMinPlusOne = new Int64(2147483648, 1);
+  var zero = new Int64(0, 0);
+  var intMaxMinusOne = new Int64(2147483647, 4294967294);
+  var intMax = new Int64(2147483647, 4294967295);
+  assert(intMin.compare(intMinPlusOne) < 0, "INT64_MIN is not less than INT64_MIN+1");
+  assert(intMin.compare(zero) < 0, "INT64_MIN is not less than 0");
+  assert(intMin.compare(zero) < intMax, "INT64_MIN is not less than INT64_MAX");
+  assert(intMax.compare(intMaxMinusOne) > 0, "INT64_MAX is not greater than INT64_MAX-1");
+  assert(intMax.compare(zero) > 0, "INT64_MAX is not greater than 0");
+  assert(intMax.compare(intMin) > 0, "INT64_MAX is not greater than INT_MIN");
+  test.done();
+};
+
+exports.testEquals = function(test) {
+  var intMin = new Int64(2147483648, 0);
+  var zero = new Int64(0, 0);
+  var intMax = new Int64(2147483647, 4294967295);
+  assert(intMin.equals(intMin), "INT64_MIN !== INT64_MIN");
+  assert(intMax.equals(intMax), "INT64_MAX !== INT64_MAX");
+  assert(zero.equals(zero), "0 !== 0");
+  assert(!intMin.equals(zero), "INT64_MIN === 0");
+  assert(!intMin.equals(intMax), "INT64_MIN === INT64_MAX");
+  assert(!intMax.equals(zero), "INT64_MAX === 0");
+  assert(!intMax.equals(intMin), "INT64_MAX === INT64_MIN");
+  test.done();
+};