From 425039e4d3e45b27e1bac7338fa70e59eb438df2 Mon Sep 17 00:00:00 2001
From: Leonid Logvinov <logvinov.leon@gmail.com>
Date: Mon, 5 Feb 2018 15:33:09 +0100
Subject: Don't pass tokenGet and tokenGive because we can get them from 0x
 order

---
 .../src/current/tutorials/Arbitrage/Arbitrage.sol    | 20 +++++++++-----------
 packages/contracts/test/tutorials/arbitrage.ts       |  4 +---
 2 files changed, 10 insertions(+), 14 deletions(-)

diff --git a/packages/contracts/src/current/tutorials/Arbitrage/Arbitrage.sol b/packages/contracts/src/current/tutorials/Arbitrage/Arbitrage.sol
index f355cfefc..8a744fd8e 100644
--- a/packages/contracts/src/current/tutorials/Arbitrage/Arbitrage.sol
+++ b/packages/contracts/src/current/tutorials/Arbitrage/Arbitrage.sol
@@ -31,9 +31,7 @@ contract Arbitrage is Ownable {
      *
      * addresses
      * 0..4 orderAddresses
-     * 5 tokenGet
-     * 6 tokenGive
-     * 7 user
+     * 5 user
      *
      * values
      * 0..5 orderValues
@@ -48,7 +46,7 @@ contract Arbitrage is Ownable {
      * exchange then etherDelta
      */
     function makeAtomicTrade(
-        address[8] addresses, uint[12] values,
+        address[6] addresses, uint[12] values,
         uint8[2] v, bytes32[2] r, bytes32[2] s
     ) external onlyOwner {
         makeExchangeTrade(addresses, values, v, r, s);
@@ -56,29 +54,29 @@ contract Arbitrage is Ownable {
     }
 
     function makeEtherDeltaTrade(
-        address[8] addresses, uint[12] values,
+        address[6] addresses, uint[12] values,
         uint8[2] v, bytes32[2] r, bytes32[2] s
     ) internal {
         uint amount = values[11];
-        etherDelta.depositToken(addresses[5], values[7]);
+        etherDelta.depositToken(addresses[2], values[7]);
         etherDelta.trade(
-            addresses[5],
+            addresses[2],
             values[7],
-            addresses[6],
+            addresses[3],
             values[8],
             values[9],
             values[10],
-            addresses[7],
+            addresses[5],
             v[1],
             r[1],
             s[1],
             amount
         );
-        etherDelta.withdrawToken(addresses[6], values[8]);
+        etherDelta.withdrawToken(addresses[3], values[8]);
     }
 
     function makeExchangeTrade(
-        address[8] addresses, uint[12] values,
+        address[6] addresses, uint[12] values,
         uint8[2] v, bytes32[2] r, bytes32[2] s
     ) internal {
         address[5] memory orderAddresses = [
diff --git a/packages/contracts/test/tutorials/arbitrage.ts b/packages/contracts/test/tutorials/arbitrage.ts
index d32b4b344..d438c5f5f 100644
--- a/packages/contracts/test/tutorials/arbitrage.ts
+++ b/packages/contracts/test/tutorials/arbitrage.ts
@@ -22,7 +22,7 @@ const web3 = web3Factory.create();
 const web3Wrapper = new Web3Wrapper(web3.currentProvider);
 const blockchainLifecycle = new BlockchainLifecycle();
 
-describe('Arbitrage', () => {
+describe.only('Arbitrage', () => {
     let coinbase: string;
     let maker: string;
     let edMaker: string;
@@ -153,8 +153,6 @@ describe('Arbitrage', () => {
                 order.params.makerToken,
                 order.params.takerToken,
                 order.params.feeRecipient,
-                tokenGet,
-                tokenGive,
                 edMaker,
             ];
             const fillTakerTokenAmount = ZeroEx.toBaseUnitAmount(new BigNumber(1), 18);
-- 
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