Update contract versions, fix tests

27 files changed, 90 insertions, 88 deletions

diff --git a/packages/contracts/artifacts/DummyToken.json b/packages/contracts/artifacts/DummyToken.json
index cbef68175..8be276389 100644
--- a/packages/contracts/artifacts/DummyToken.json
+++ b/packages/contracts/artifacts/DummyToken.json
@@ -305,8 +305,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": 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+            "unlinked_binary":
+                "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             "updated_at": 1517509617252
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/ERC20Token.json b/packages/contracts/artifacts/ERC20Token.json
index ce20d232e..fc0dd5259 100644
--- a/packages/contracts/artifacts/ERC20Token.json
+++ b/packages/contracts/artifacts/ERC20Token.json
@@ -180,8 +180,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": "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",
+            "unlinked_binary":
+                "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",
             "updated_at": 1517509619365
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/ERC20Token_v1.json b/packages/contracts/artifacts/ERC20Token_v1.json
index ad27aa431..757962064 100644
--- a/packages/contracts/artifacts/ERC20Token_v1.json
+++ b/packages/contracts/artifacts/ERC20Token_v1.json
@@ -174,8 +174,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": "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",
+            "unlinked_binary":
+                "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",
             "updated_at": 1517509621756
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/Exchange.json b/packages/contracts/artifacts/Exchange.json
index 290b32839..ea3891d94 100644
--- a/packages/contracts/artifacts/Exchange.json
+++ b/packages/contracts/artifacts/Exchange.json
@@ -2,8 +2,8 @@
     "contract_name": "Exchange",
     "networks": {
         "50": {
-            "solc_version": "0.4.11",
-            "keccak256": "0xe925fcb92c168f0d222c72b13a4668736b2b4701962b9d59374c421f0e54c996",
+            "solc_version": "0.4.14",
+            "keccak256": "0x50d9d5de7ea3f16b7e655c3ed280d1d7ff50422b4fc42ae609422eab5028d2ca",
             "optimizer_enabled": 0,
             "abi": [
                 {
@@ -595,8 +595,9 @@
                     "type": "event"
                 }
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+            "updated_at": 1517539073351
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/MaliciousToken.json b/packages/contracts/artifacts/MaliciousToken.json
index b31f01271..000cb890d 100644
--- a/packages/contracts/artifacts/MaliciousToken.json
+++ b/packages/contracts/artifacts/MaliciousToken.json
@@ -180,8 +180,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": 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+            "unlinked_binary":
+                "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             "updated_at": 1517509617913
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/Mintable.json b/packages/contracts/artifacts/Mintable.json
index 544c4365d..9877fce84 100644
--- a/packages/contracts/artifacts/Mintable.json
+++ b/packages/contracts/artifacts/Mintable.json
@@ -194,8 +194,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": 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+            "unlinked_binary":
+                "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             "updated_at": 1517509618941
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/MultiSigWallet.json b/packages/contracts/artifacts/MultiSigWallet.json
index cec9bd60d..47bca568e 100644
--- a/packages/contracts/artifacts/MultiSigWallet.json
+++ b/packages/contracts/artifacts/MultiSigWallet.json
@@ -2,8 +2,8 @@
     "contract_name": "MultiSigWallet",
     "networks": {
         "50": {
-            "solc_version": "0.4.11",
-            "keccak256": "0x1f4aa4991e4e0a92e3405e8947f9154fd5b9089d0c783c0156e38a9e55ba888c",
+            "solc_version": "0.4.10",
+            "keccak256": "0xccb0952f9f74bdedc4c6aa09bdad61b3f2c0b66a3aeae0be209c74472b62e9c6",
             "optimizer_enabled": 0,
             "abi": [
                 {
@@ -515,8 +515,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": 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+            "updated_at": 1517539064795
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/MultiSigWalletWithTimeLock.json b/packages/contracts/artifacts/MultiSigWalletWithTimeLock.json
index fc9d563ad..2c97612ac 100644
--- a/packages/contracts/artifacts/MultiSigWalletWithTimeLock.json
+++ b/packages/contracts/artifacts/MultiSigWalletWithTimeLock.json
@@ -2,8 +2,8 @@
     "contract_name": "MultiSigWalletWithTimeLock",
     "networks": {
         "50": {
-            "solc_version": "0.4.11",
-            "keccak256": "0x233f25a8cff2a467036a85a5cda1c869860a2cb3ce015bdae7358797299716b4",
+            "solc_version": "0.4.10",
+            "keccak256": "0x73f2aeb4c300248f7c2c851b085e41525007202decc34831880688f1aee6e126",
             "optimizer_enabled": 0,
             "abi": [
                 {
@@ -592,8 +592,9 @@
                     "type": "event"
                 }
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+            "updated_at": 1517539066554
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json b/packages/contracts/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json
index 5745ea044..d65371cf2 100644
--- a/packages/contracts/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json
+++ b/packages/contracts/artifacts/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.json
@@ -2,8 +2,8 @@
     "contract_name": "MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress",
     "networks": {
         "50": {
-            "solc_version": "0.4.11",
-            "keccak256": "0x5364c6ece35058feff5a07242c337b2d2210b88e84bba10e707e94b3d8d75a03",
+            "solc_version": "0.4.10",
+            "keccak256": "0xda08395db72af1130287a88849e0cf0c895eb7c98e41483df3a4d457ca832910",
             "optimizer_enabled": 0,
             "abi": [
                 {
@@ -640,8 +640,9 @@
                     "type": "event"
                 }
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+            "updated_at": 1517539075978
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/Ownable.json b/packages/contracts/artifacts/Ownable.json
index 9ce21ecfa..5a2a84a6d 100644
--- a/packages/contracts/artifacts/Ownable.json
+++ b/packages/contracts/artifacts/Ownable.json
@@ -41,8 +41,9 @@
                     "type": "constructor"
                 }
             ],
-            "unlinked_binary": "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",
+            "unlinked_binary":
+                "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",
             "updated_at": 1517509621376
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/Ownable_v1.json b/packages/contracts/artifacts/Ownable_v1.json
index 8c2e53f00..250952533 100644
--- a/packages/contracts/artifacts/Ownable_v1.json
+++ b/packages/contracts/artifacts/Ownable_v1.json
@@ -3,18 +3,10 @@
     "networks": {
         "50": {
             "solc_version": "0.4.11",
-            "keccak256": "0x1b9b2bb6a4123e4ec788632df3f63dcd26878e75bf62fd59d262d513601d9e7d",
+            "keccak256": "0x82a6595d8d4c3c9cd44ef0fd8f77528195c35c8173970d2b119374f5d74332f4",
             "optimizer_enabled": 0,
             "abi": [
                 {
-                    "constant": false,
-                    "inputs": [],
-                    "name": "Ownable",
-                    "outputs": [],
-                    "payable": false,
-                    "type": "function"
-                },
-                {
                     "constant": true,
                     "inputs": [],
                     "name": "owner",
@@ -39,10 +31,16 @@
                     "outputs": [],
                     "payable": false,
                     "type": "function"
+                },
+                {
+                    "inputs": [],
+                    "payable": false,
+                    "type": "constructor"
                 }
             ],
-            "unlinked_binary": "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",
-            "updated_at": 1517509621803
+            "unlinked_binary":
+                "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",
+            "updated_at": 1517535966230
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/SafeMath.json b/packages/contracts/artifacts/SafeMath.json
index d61b19d2e..cbe88bef6 100644
--- a/packages/contracts/artifacts/SafeMath.json
+++ b/packages/contracts/artifacts/SafeMath.json
@@ -6,8 +6,9 @@
             "keccak256": "0xb1d52f567a893c86f452bd80fbb6907d992046a31b35830bc779116d23fd5549",
             "optimizer_enabled": 0,
             "abi": [],
-            "unlinked_binary": "0x60606040523415600e57600080fd5b603580601b6000396000f3006060604052600080fd00a165627a7a723058206526256c7c1e7d1d1b2df1caefcbd76717428d6237de37aacbb5097658456b720029",
+            "unlinked_binary":
+                "0x60606040523415600e57600080fd5b603580601b6000396000f3006060604052600080fd00a165627a7a723058206526256c7c1e7d1d1b2df1caefcbd76717428d6237de37aacbb5097658456b720029",
             "updated_at": 1517509621492
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/SafeMath_v1.json b/packages/contracts/artifacts/SafeMath_v1.json
index 53bc67166..bad4834c0 100644
--- a/packages/contracts/artifacts/SafeMath_v1.json
+++ b/packages/contracts/artifacts/SafeMath_v1.json
@@ -6,8 +6,9 @@
             "keccak256": "0xd2c1f0518a23e63d5892f66e7b8d228c7486495b139a0f3b049f6ba7803c892d",
             "optimizer_enabled": 0,
             "abi": [],
-            "unlinked_binary": "0x60606040523415600b57fe5b5b60338060196000396000f30060606040525bfe00a165627a7a72305820acbb91f6e4b200e929056917b84223c3fedbdeca5c35f7bf9292edf2a8ee4aa00029",
+            "unlinked_binary":
+                "0x60606040523415600b57fe5b5b60338060196000396000f30060606040525bfe00a165627a7a72305820acbb91f6e4b200e929056917b84223c3fedbdeca5c35f7bf9292edf2a8ee4aa00029",
             "updated_at": 1517509621851
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/Token.json b/packages/contracts/artifacts/Token.json
index 5d14927f2..601facc28 100644
--- a/packages/contracts/artifacts/Token.json
+++ b/packages/contracts/artifacts/Token.json
@@ -166,8 +166,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": "0x6060604052341561000f57600080fd5b6102ac8061001e6000396000f30060606040526004361061006d576000357c0100000000000000000000000000000000000000000000000000000000900463ffffffff168063095ea7b31461007257806323b872dd146100cc57806370a0823114610145578063a9059cbb14610192578063dd62ed3e146101ec575b600080fd5b341561007d57600080fd5b6100b2600480803573ffffffffffffffffffffffffffffffffffffffff16906020019091908035906020019091905050610258565b604051808215151515815260200191505060405180910390f35b34156100d757600080fd5b61012b600480803573ffffffffffffffffffffffffffffffffffffffff1690602001909190803573ffffffffffffffffffffffffffffffffffffffff16906020019091908035906020019091905050610260565b604051808215151515815260200191505060405180910390f35b341561015057600080fd5b61017c600480803573ffffffffffffffffffffffffffffffffffffffff16906020019091905050610269565b6040518082815260200191505060405180910390f35b341561019d57600080fd5b6101d2600480803573ffffffffffffffffffffffffffffffffffffffff16906020019091908035906020019091905050610270565b604051808215151515815260200191505060405180910390f35b34156101f757600080fd5b610242600480803573ffffffffffffffffffffffffffffffffffffffff1690602001909190803573ffffffffffffffffffffffffffffffffffffffff16906020019091905050610278565b6040518082815260200191505060405180910390f35b600092915050565b60009392505050565b6000919050565b600092915050565b6000929150505600a165627a7a723058201ef98a5ecc619c89a935fee340b114a09fe44aa51aa765f4037dd3423f49d42d0029",
+            "unlinked_binary":
+                "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",
             "updated_at": 1517509619496
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/TokenRegistry.json b/packages/contracts/artifacts/TokenRegistry.json
index 00b4d3a0c..b4264430b 100644
--- a/packages/contracts/artifacts/TokenRegistry.json
+++ b/packages/contracts/artifacts/TokenRegistry.json
@@ -115,14 +115,6 @@
                     "type": "function"
                 },
                 {
-                    "constant": false,
-                    "inputs": [],
-                    "name": "Ownable",
-                    "outputs": [],
-                    "payable": false,
-                    "type": "function"
-                },
-                {
                     "constant": true,
                     "inputs": [],
                     "name": "owner",
@@ -540,8 +532,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": 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+            "updated_at": 1517538622222
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/TokenTransferProxy.json b/packages/contracts/artifacts/TokenTransferProxy.json
index 28a48d4af..1815458f8 100644
--- a/packages/contracts/artifacts/TokenTransferProxy.json
+++ b/packages/contracts/artifacts/TokenTransferProxy.json
@@ -81,14 +81,6 @@
                     "type": "function"
                 },
                 {
-                    "constant": false,
-                    "inputs": [],
-                    "name": "Ownable",
-                    "outputs": [],
-                    "payable": false,
-                    "type": "function"
-                },
-                {
                     "constant": true,
                     "inputs": [],
                     "name": "owner",
@@ -180,8 +172,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": 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-            "updated_at": 1517527799435
+            "unlinked_binary":
+                "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+            "updated_at": 1517535966171
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/Token_v1.json b/packages/contracts/artifacts/Token_v1.json
index 1aeda61a3..a2f3f6a24 100644
--- a/packages/contracts/artifacts/Token_v1.json
+++ b/packages/contracts/artifacts/Token_v1.json
@@ -174,8 +174,9 @@
                     "type": "event"
                 }
             ],
-            "unlinked_binary": "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",
+            "unlinked_binary":
+                "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",
             "updated_at": 1517509621946
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/UnlimitedAllowanceToken.json b/packages/contracts/artifacts/UnlimitedAllowanceToken.json
index 67892760a..f6415840b 100644
--- a/packages/contracts/artifacts/UnlimitedAllowanceToken.json
+++ b/packages/contracts/artifacts/UnlimitedAllowanceToken.json
@@ -180,8 +180,9 @@
                     "type": "event"
                 }
             ],
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+            "unlinked_binary":
+                "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",
             "updated_at": 1517509620184
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/UnlimitedAllowanceToken_v1.json b/packages/contracts/artifacts/UnlimitedAllowanceToken_v1.json
index 30dbd8764..731a4e4ee 100644
--- a/packages/contracts/artifacts/UnlimitedAllowanceToken_v1.json
+++ b/packages/contracts/artifacts/UnlimitedAllowanceToken_v1.json
@@ -174,8 +174,9 @@
                     "type": "event"
                 }
             ],
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+            "unlinked_binary":
+                "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",
             "updated_at": 1517509622346
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/WETH9.json b/packages/contracts/artifacts/WETH9.json
index f1c5e3a3d..ffe11ce40 100644
--- a/packages/contracts/artifacts/WETH9.json
+++ b/packages/contracts/artifacts/WETH9.json
@@ -284,8 +284,9 @@
                     "type": "event"
                 }
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             "updated_at": 1517509620680
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/artifacts/ZRXToken.json b/packages/contracts/artifacts/ZRXToken.json
index 9d4ec67c0..285cc1dfd 100644
--- a/packages/contracts/artifacts/ZRXToken.json
+++ b/packages/contracts/artifacts/ZRXToken.json
@@ -218,8 +218,9 @@
                     "type": "event"
                 }
             ],
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+            "unlinked_binary":
+                "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",
             "updated_at": 1517509621293
         }
     }
-}
\ No newline at end of file
+}
diff --git a/packages/contracts/src/current/multisig/MultiSigWallet/MultiSigWallet.sol b/packages/contracts/src/current/multisig/MultiSigWallet/MultiSigWallet.sol
index ae7ef06fd..997bb86c0 100644
--- a/packages/contracts/src/current/multisig/MultiSigWallet/MultiSigWallet.sol
+++ b/packages/contracts/src/current/multisig/MultiSigWallet/MultiSigWallet.sol
@@ -1,4 +1,4 @@
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.10;
 
 /// @title Multisignature wallet - Allows multiple parties to agree on transactions before execution.
 /// @author Stefan George - <stefan.george@consensys.net>
diff --git a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol b/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol
index 46c152035..a545d9813 100644
--- a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol
+++ b/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol
@@ -16,7 +16,7 @@
 
 */
 
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.10;
 
 import { MultiSigWallet } from "../MultiSigWallet/MultiSigWallet.sol";
 
diff --git a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol b/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
index 8cc8372c1..3c6a3d2ef 100644
--- a/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
+++ b/packages/contracts/src/current/multisig/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress/MultiSigWalletWithTimeLockExceptRemoveAuthorizedAddress.sol
@@ -16,7 +16,7 @@
 
 */
 
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.10;
 
 import { MultiSigWalletWithTimeLock } from "../MultiSigWalletWithTimeLock/MultiSigWalletWithTimeLock.sol";
 
diff --git a/packages/contracts/src/current/protocol/Exchange/Exchange.sol b/packages/contracts/src/current/protocol/Exchange/Exchange.sol
index 12ac8141f..8dacf797c 100644
--- a/packages/contracts/src/current/protocol/Exchange/Exchange.sol
+++ b/packages/contracts/src/current/protocol/Exchange/Exchange.sol
@@ -16,7 +16,7 @@
 
 */
 
-pragma solidity ^0.4.11;
+pragma solidity ^0.4.14;
 
 import { TokenTransferProxy } from "../TokenTransferProxy/TokenTransferProxy.sol";
 import { Token_v1 as Token } from "../../../previous/Token/Token_v1.sol";
diff --git a/packages/contracts/src/previous/Ownable/Ownable_v1.sol b/packages/contracts/src/previous/Ownable/Ownable_v1.sol
index 3630678f7..c87438fa4 100644
--- a/packages/contracts/src/previous/Ownable/Ownable_v1.sol
+++ b/packages/contracts/src/previous/Ownable/Ownable_v1.sol
@@ -10,7 +10,7 @@ pragma solidity ^0.4.11;
 contract Ownable_v1 {
     address public owner;
 
-    function Ownable() {
+    function Ownable_v1() {
         owner = msg.sender;
     }
 
diff --git a/packages/contracts/test/exchange/core.ts b/packages/contracts/test/exchange/core.ts
index e9182dd1b..10816d2d6 100644
--- a/packages/contracts/test/exchange/core.ts
+++ b/packages/contracts/test/exchange/core.ts
@@ -678,7 +678,7 @@ describe('Exchange', () => {
                 exWrapper.fillOrderAsync(order, taker, {
                     shouldThrowOnInsufficientBalanceOrAllowance: false,
                 }),
-            ).to.be.rejectedWith(constants.INVALID_OPCODE);
+            ).to.be.rejectedWith(constants.REVERT);
         });
 
         it('should not change balances if an order is expired', async () => {