From 4fe837704b7a2eb6167e5f3a1a720eaf8fd02451 Mon Sep 17 00:00:00 2001
From: SylTi <sylvain.tissier@gmail.com>
Date: Wed, 2 Aug 2017 01:44:18 +0200
Subject: [PATCH] Add Transfer event when token is minted to be fully ERC20
 compliant & tests

---
 contracts/token/MintableToken.sol | 1 +
 test/MintableToken.js             | 9 +++++++--
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/contracts/token/MintableToken.sol b/contracts/token/MintableToken.sol
index e2854d56a..92f591012 100644
--- a/contracts/token/MintableToken.sol
+++ b/contracts/token/MintableToken.sol
@@ -35,6 +35,7 @@ contract MintableToken is StandardToken, Ownable {
     totalSupply = totalSupply.add(_amount);
     balances[_to] = balances[_to].add(_amount);
     Mint(_to, _amount);
+    Transfer(0x0, _to, _amount);
     return true;
   }
 
diff --git a/test/MintableToken.js b/test/MintableToken.js
index 4f574d51d..a3ae8968e 100644
--- a/test/MintableToken.js
+++ b/test/MintableToken.js
@@ -23,8 +23,13 @@ contract('Mintable', function(accounts) {
   });
 
   it('should mint a given amount of tokens to a given address', async function() {
-    await token.mint(accounts[0], 100);
-    
+    const result = await token.mint(accounts[0], 100);
+    assert.equal(result.logs[0].event, 'Mint');
+    assert.equal(result.logs[0].args.to.valueOf(), accounts[0]);
+    assert.equal(result.logs[0].args.amount.valueOf(), 100);
+    assert.equal(result.logs[1].event, 'Transfer');
+    assert.equal(result.logs[1].args.from.valueOf(), 0x0);
+
     let balance0 = await token.balanceOf(accounts[0]);
     assert(balance0, 100);