1 files changed, 20 insertions, 0 deletions
diff --git a/coder.decodeParam.js b/coder.decodeParam.js
new file mode 100644
index 00000000..6fbeb853
--- /dev/null
+++ b/coder.decodeParam.js
@@ -0,0 +1,20 @@
+var chai = require('chai');
+var assert = chai.assert;
+var coder = require('../lib/solidity/coder');
+
+var tests = [
+    { type: 'int', value: '0000000000000000000000000000000000000000000000000000000000000001', expected: 1},
+    { type: 'int', value: '0000000000000000000000000000000000000000000000000000000000000010', expected: 16},
+    { type: 'int', value: 'ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff', expected: -1}
+];
+
+describe('lib/solidity/coder', function () {
+    describe('decodeParam', function () {
+        tests.forEach(function (test) {
+            it('should turn ' + test.value + ' to ' + test.expected, function () {
+                assert.equal(coder.decodeParam(test.type, test.value), test.expected);
+            });
+        });
+    });
+});
+