1 files changed, 42 insertions, 0 deletions
diff --git a/utils.toHex.js b/utils.toHex.js
new file mode 100644
index 00000000..2e9c59cb
--- /dev/null
+++ b/utils.toHex.js
@@ -0,0 +1,42 @@
+var chai = require('chai');
+var utils = require('../lib/utils/utils');
+var BigNumber = require('bignumber.js');
+var assert = chai.assert;
+
+var tests = [
+    { value: 1, expected: '0x1' },
+    { value: '1', expected: '0x1' },
+    { value: '0x1', expected: '0x1'},
+    { value: '15', expected: '0xf'},
+    { value: '0xf', expected: '0xf'},
+    { value: -1, expected: '-0x1'},
+    { value: '-1', expected: '-0x1'},
+    { value: '-0x1', expected: '-0x1'},
+    { value: '-15', expected: '-0xf'},
+    { value: '-0xf', expected: '-0xf'},
+    { value: '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd', expected: '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd'},
+    { value: '-0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', expected: '-0xffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff'},
+    { value: '-0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd', expected: '-0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffd'},
+    { value: 0, expected: '0x0'},
+    { value: '0', expected: '0x0'},
+    { value: '0x0', expected: '0x0'},
+    { value: -0, expected: '0x0'},
+    { value: '-0', expected: '0x0'},
+    { value: '-0x0', expected: '0x0'},
+    { value: [1,2,3,{test: 'data'}], expected: '0x5b312c322c332c7b2274657374223a2264617461227d5d'},
+    { value: {test: 'test'}, expected: '0x7b2274657374223a2274657374227d'},
+    { value: '{"test": "test"}', expected: '0x7b2274657374223a202274657374227d'},
+    { value: 'myString', expected: '0x6d79537472696e67'},
+    { value: new BigNumber(15), expected: '0xf'}
+];
+
+describe('utils', function () {
+    describe('toHex', function () {
+        tests.forEach(function (test) {
+            it('should turn ' + test.value + ' to ' + test.expected, function () {
+                assert.equal(utils.toHex(test.value), test.expected);
+            });
+        });
+    });
+});
+