Fix missing SatWeiPriceFeed require
@@ -20,6 +20,7 @@ const VendingMachine = artifacts.require("VendingMachine")
// price feed
const MockSatWeiPriceFeed = artifacts.require("ETHBTCPriceFeedMock")
const prices = require("./prices")
+const SatWeiPriceFeed = artifacts.require("SatWeiPriceFeed")
const MockRelay = artifacts.require("MockRelay")
