add mock contract for testing

MAX_RATE as expected

Author: ilanDoron

contracts/mock/MockKyberReserveHighRate.sol

@@ -0,0 +1,25 @@
+pragma solidity 0.4.18;
+
+import "../reserves/KyberReserveHighRate.sol";
+
+/// @title Kyber Reserve contract
+/// reuses KyberReserve.sol contract while overriding a few functions / values.
+/// Update MAX_RATE to higher value and should have maximum code reuse
+contract MockKyberReserveHighRate is KyberReserveHighRate {
+
+    function MockKyberReserveHighRate(address _kyberNetwork, ConversionRatesInterface _ratesContract,
+        address _admin) public KyberReserveHighRate(_kyberNetwork, _ratesContract, _admin)
+        { }
+
+    function MockCalcDstQty(uint srcQty, uint srcDecimals, uint dstDecimals, uint rate)
+        public pure returns(uint)
+    {
+        return calcDstQty(srcQty, srcDecimals, dstDecimals, rate);
+    }
+
+    function MockCalcSrcQty(uint dstQty, uint srcDecimals, uint dstDecimals, uint rate)
+        public pure returns(uint) 
+    {
+        return calcSrcQty(dstQty, srcDecimals, dstDecimals, rate);
+    }
+}