From afb6bb7f542ee4bd33f6b8968a0cd2cd3a2f16a1 Mon Sep 17 00:00:00 2001
From: Alexander Soong <alexsoong91@gmail.com>
Date: Tue, 31 Jul 2018 18:44:11 -0700
Subject: [PATCH] Test coverage

---
 .solcover.js                                                   | 3 +--
 .../core/exchange-wrappers/lib/ZeroExOrderDataHandler.sol      | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/.solcover.js b/.solcover.js
index 0b4dd9498..9833f6247 100644
--- a/.solcover.js
+++ b/.solcover.js
@@ -5,7 +5,6 @@ module.exports = {
     'Migrations.sol',
     'mocks',
     'external',
-    'core/exchange-wrappers/ZeroExExchangeWrapper.sol',
-    'core/exchange-wrappers/lib/ZeroExOrderDataHandler.sol'
+    'core/exchange-wrappers/ZeroExExchangeWrapper.sol'
   ],
 };
diff --git a/contracts/core/exchange-wrappers/lib/ZeroExOrderDataHandler.sol b/contracts/core/exchange-wrappers/lib/ZeroExOrderDataHandler.sol
index f937f9193..efd4b50f8 100644
--- a/contracts/core/exchange-wrappers/lib/ZeroExOrderDataHandler.sol
+++ b/contracts/core/exchange-wrappers/lib/ZeroExOrderDataHandler.sol
@@ -79,7 +79,7 @@ library ZeroExOrderDataHandler {
         returns(address)
     {
         // Ensure that the asset is ERC20
-        require(ERC20_SELECTOR == _assetData.readBytes4(0));
+        require(_assetData.readBytes4(0) == ERC20_SELECTOR);
 
         // Return address
         return address(_assetData.readBytes32(4));