diff --git a/src/bench/ccoins_caching.cpp b/src/bench/ccoins_caching.cpp
--- a/src/bench/ccoins_caching.cpp
+++ b/src/bench/ccoins_caching.cpp
@@ -6,51 +6,10 @@
 #include <coins.h>
 #include <policy/policy.h>
 #include <script/signingprovider.h>
+#include <test/util/transaction_utils.h>
 
 #include <vector>
 
-// FIXME: Dedup with SetupDummyInputs in test/transaction_tests.cpp.
-//
-// Helper: create two dummy transactions, each with
-// two outputs.  The first has 11 and 50 COIN outputs
-// paid to a TX_PUBKEY, the second 21 and 22 COIN outputs
-// paid to a TX_PUBKEYHASH.
-//
-static std::vector<CMutableTransaction>
-SetupDummyInputs(FillableSigningProvider &keystoreRet,
-                 CCoinsViewCache &coinsRet) {
-    std::vector<CMutableTransaction> dummyTransactions;
-    dummyTransactions.resize(2);
-
-    // Add some keys to the keystore:
-    CKey key[4];
-    for (int i = 0; i < 4; i++) {
-        key[i].MakeNewKey(i % 2);
-        keystoreRet.AddKey(key[i]);
-    }
-
-    // Create some dummy input transactions
-    dummyTransactions[0].vout.resize(2);
-    dummyTransactions[0].vout[0].nValue = 11 * COIN;
-    dummyTransactions[0].vout[0].scriptPubKey
-        << ToByteVector(key[0].GetPubKey()) << OP_CHECKSIG;
-    dummyTransactions[0].vout[1].nValue = 50 * COIN;
-    dummyTransactions[0].vout[1].scriptPubKey
-        << ToByteVector(key[1].GetPubKey()) << OP_CHECKSIG;
-    AddCoins(coinsRet, CTransaction(dummyTransactions[0]), 0);
-
-    dummyTransactions[1].vout.resize(2);
-    dummyTransactions[1].vout[0].nValue = 21 * COIN;
-    dummyTransactions[1].vout[0].scriptPubKey =
-        GetScriptForDestination(PKHash(key[2].GetPubKey()));
-    dummyTransactions[1].vout[1].nValue = 22 * COIN;
-    dummyTransactions[1].vout[1].scriptPubKey =
-        GetScriptForDestination(PKHash(key[3].GetPubKey()));
-    AddCoins(coinsRet, CTransaction(dummyTransactions[1]), 0);
-
-    return dummyTransactions;
-}
-
 // Microbenchmark for simple accesses to a CCoinsViewCache database. Note from
 // laanwj, "replicating the actual usage patterns of the client is hard though,
 // many times micro-benchmarks of the database showed completely different
@@ -61,8 +20,8 @@
     FillableSigningProvider keystore;
     CCoinsView coinsDummy;
     CCoinsViewCache coins(&coinsDummy);
-    std::vector<CMutableTransaction> dummyTransactions =
-        SetupDummyInputs(keystore, coins);
+    std::vector<CMutableTransaction> dummyTransactions = SetupDummyInputs(
+        keystore, coins, {{11 * COIN, 50 * COIN, 21 * COIN, 22 * COIN}});
 
     CMutableTransaction t1;
     t1.vin.resize(3);
diff --git a/src/test/transaction_tests.cpp b/src/test/transaction_tests.cpp
--- a/src/test/transaction_tests.cpp
+++ b/src/test/transaction_tests.cpp
@@ -29,6 +29,7 @@
 #include <test/jsonutil.h>
 #include <test/scriptflags.h>
 #include <test/util/setup_common.h>
+#include <test/util/transaction_utils.h>
 
 #include <boost/test/unit_test.hpp>
 
@@ -275,53 +276,12 @@
                         "Transaction with duplicate txins should be invalid.");
 }
 
-//
-// Helper: create two dummy transactions, each with
-// two outputs.  The first has 11 and 50 CENT outputs
-// paid to a TX_PUBKEY, the second 21 and 22 CENT outputs
-// paid to a TX_PUBKEYHASH.
-//
-static std::vector<CMutableTransaction>
-SetupDummyInputs(FillableSigningProvider &keystoreRet,
-                 CCoinsViewCache &coinsRet) {
-    std::vector<CMutableTransaction> dummyTransactions;
-    dummyTransactions.resize(2);
-
-    // Add some keys to the keystore:
-    CKey key[4];
-    for (int i = 0; i < 4; i++) {
-        key[i].MakeNewKey(i % 2);
-        keystoreRet.AddKey(key[i]);
-    }
-
-    // Create some dummy input transactions
-    dummyTransactions[0].vout.resize(2);
-    dummyTransactions[0].vout[0].nValue = 11 * CENT;
-    dummyTransactions[0].vout[0].scriptPubKey
-        << ToByteVector(key[0].GetPubKey()) << OP_CHECKSIG;
-    dummyTransactions[0].vout[1].nValue = 50 * CENT;
-    dummyTransactions[0].vout[1].scriptPubKey
-        << ToByteVector(key[1].GetPubKey()) << OP_CHECKSIG;
-    AddCoins(coinsRet, CTransaction(dummyTransactions[0]), 0);
-
-    dummyTransactions[1].vout.resize(2);
-    dummyTransactions[1].vout[0].nValue = 21 * CENT;
-    dummyTransactions[1].vout[0].scriptPubKey =
-        GetScriptForDestination(PKHash(key[2].GetPubKey()));
-    dummyTransactions[1].vout[1].nValue = 22 * CENT;
-    dummyTransactions[1].vout[1].scriptPubKey =
-        GetScriptForDestination(PKHash(key[3].GetPubKey()));
-    AddCoins(coinsRet, CTransaction(dummyTransactions[1]), 0);
-
-    return dummyTransactions;
-}
-
 BOOST_AUTO_TEST_CASE(test_Get) {
     FillableSigningProvider keystore;
     CCoinsView coinsDummy;
     CCoinsViewCache coins(&coinsDummy);
-    std::vector<CMutableTransaction> dummyTransactions =
-        SetupDummyInputs(keystore, coins);
+    std::vector<CMutableTransaction> dummyTransactions = SetupDummyInputs(
+        keystore, coins, {{11 * CENT, 50 * CENT, 21 * CENT, 22 * CENT}});
 
     CMutableTransaction t1;
     t1.vin.resize(3);
@@ -635,8 +595,8 @@
     FillableSigningProvider keystore;
     CCoinsView coinsDummy;
     CCoinsViewCache coins(&coinsDummy);
-    std::vector<CMutableTransaction> dummyTransactions =
-        SetupDummyInputs(keystore, coins);
+    std::vector<CMutableTransaction> dummyTransactions = SetupDummyInputs(
+        keystore, coins, {{11 * CENT, 50 * CENT, 21 * CENT, 22 * CENT}});
 
     CMutableTransaction t;
     t.vin.resize(1);
diff --git a/src/test/util/transaction_utils.h b/src/test/util/transaction_utils.h
--- a/src/test/util/transaction_utils.h
+++ b/src/test/util/transaction_utils.h
@@ -7,6 +7,11 @@
 
 #include <primitives/transaction.h>
 
+#include <array>
+
+class FillableSigningProvider;
+class CCoinsViewCache;
+
 // create crediting transaction
 // [1 coinbase input => 1 output with given scriptPubkey and value]
 CMutableTransaction BuildCreditingTransaction(const CScript &scriptPubKey,
@@ -18,4 +23,12 @@
 CMutableTransaction BuildSpendingTransaction(const CScript &scriptSig,
                                              const CTransaction &txCredit);
 
+// Helper: create two dummy transactions, each with two outputs.
+// The first has nValues[0] and nValues[1] outputs paid to a TX_PUBKEY,
+// the second nValues[2] and nValues[3] outputs paid to a TX_PUBKEYHASH.
+std::vector<CMutableTransaction>
+SetupDummyInputs(FillableSigningProvider &keystoreRet,
+                 CCoinsViewCache &coinsRet,
+                 const std::array<Amount, 4> &nValues);
+
 #endif // BITCOIN_TEST_UTIL_TRANSACTION_UTILS_H
diff --git a/src/test/util/transaction_utils.cpp b/src/test/util/transaction_utils.cpp
--- a/src/test/util/transaction_utils.cpp
+++ b/src/test/util/transaction_utils.cpp
@@ -2,6 +2,8 @@
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+#include <coins.h>
+#include <script/signingprovider.h>
 #include <test/util/transaction_utils.h>
 
 CMutableTransaction BuildCreditingTransaction(const CScript &scriptPubKey,
@@ -35,3 +37,39 @@
 
     return txSpend;
 }
+
+std::vector<CMutableTransaction>
+SetupDummyInputs(FillableSigningProvider &keystoreRet,
+                 CCoinsViewCache &coinsRet,
+                 const std::array<Amount, 4> &nValues) {
+    std::vector<CMutableTransaction> dummyTransactions;
+    dummyTransactions.resize(2);
+
+    // Add some keys to the keystore:
+    CKey key[4];
+    for (int i = 0; i < 4; i++) {
+        key[i].MakeNewKey(i % 2);
+        keystoreRet.AddKey(key[i]);
+    }
+
+    // Create some dummy input transactions
+    dummyTransactions[0].vout.resize(2);
+    dummyTransactions[0].vout[0].nValue = nValues[0];
+    dummyTransactions[0].vout[0].scriptPubKey
+        << ToByteVector(key[0].GetPubKey()) << OP_CHECKSIG;
+    dummyTransactions[0].vout[1].nValue = nValues[1];
+    dummyTransactions[0].vout[1].scriptPubKey
+        << ToByteVector(key[1].GetPubKey()) << OP_CHECKSIG;
+    AddCoins(coinsRet, CTransaction(dummyTransactions[0]), 0);
+
+    dummyTransactions[1].vout.resize(2);
+    dummyTransactions[1].vout[0].nValue = nValues[2];
+    dummyTransactions[1].vout[0].scriptPubKey =
+        GetScriptForDestination(PKHash(key[2].GetPubKey()));
+    dummyTransactions[1].vout[1].nValue = nValues[3];
+    dummyTransactions[1].vout[1].scriptPubKey =
+        GetScriptForDestination(PKHash(key[3].GetPubKey()));
+    AddCoins(coinsRet, CTransaction(dummyTransactions[1]), 0);
+
+    return dummyTransactions;
+}