trufflesuite · davidmurdoch · Jan 5, 2022 · Jan 4, 2022
@@ -106,7 +106,7 @@
     "local-web-server": "4.2.1",
     "mocha": "9.1.3",
     "nyc": "15.1.0",
-    "solc": "0.7.4",
+    "solc": "0.8.11",
     "superagent": "6.1.0",
     "ts-node": "10.4.0",
     "typedoc": "0.22.10",

@@ -2549,11 +2549,16 @@ export default class EthereumApi implements Api {
     // "effectiveGasPrice". however, if `maxPriorityFeePerGas` or
     // `maxFeePerGas` values are set, the baseFeePerGas is used to calculate
     // the effectiveGasPrice, which is used to calculate tx costs/refunds.
-    const baseFeePerGasBigInt = Block.calcNextBaseFee(parentBlock);
+    const baseFeePerGasBigInt = parentBlock.header.baseFeePerGas
+      ? parentBlock.header.baseFeePerGas.toBigInt()
+      : undefined;
 
     let gasPrice: Quantity;
     const hasGasPrice = typeof transaction.gasPrice !== "undefined";
-    if (!common.isActivatedEIP(1559)) {
+    // if the original block didn't have a `baseFeePerGas` (baseFeePerGasBigInt
+    // is undefined) then EIP-1559 was not active on that block and we can't use
+    // type 2 fee values (as they rely on the baseFee)
+    if (!common.isActivatedEIP(1559) || baseFeePerGasBigInt === undefined) {
       gasPrice = Quantity.from(hasGasPrice ? 0 : transaction.gasPrice);
     } else {
       const hasMaxFeePerGas = typeof transaction.maxFeePerGas !== "undefined";

@@ -125,7 +125,7 @@ describe("api", () => {
 
       assert.strictEqual(lastop.op, "STOP");
       assert.strictEqual(lastop.gasCost, 0);
-      assert.strictEqual(lastop.pc, 202); // This will change if you edit Debug.sol
+      assert.strictEqual(lastop.pc, 166); // This will change if you edit Debug.sol
 
       // This makes sure we get the initial value back (the first transaction to setValue())
       // and not the value of the second setValue() transaction
@@ -176,7 +176,7 @@ describe("api", () => {
       // in the final trace is found through execution. Again,
       // this test is meant as a change detector, not necessarily a
       // failure detector.
-      const expectedObjectsInFinalTrace = 30900;
+      const expectedObjectsInFinalTrace = 126539;
       const timesToRunLoop = 100;
       const from = "0x90F8bf6A479f320ead074411a4B0e7944Ea8c9C1";
       const privateKey = Data.from(

@@ -158,6 +158,17 @@ describe("api", () => {
           "didn't reject transaction with insufficient gas"
         );
       });
+
+      it("uses the correct baseFee", async () => {
+        const block = await provider.send("eth_getBlockByNumber", ["latest"]);
+        const tx = {
+          from,
+          to: contractAddress,
+          data: `0x${contract.contract.evm.methodIdentifiers["getBaseFee()"]}`
+        };
+        const result = await provider.send("eth_call", [tx, "latest"]);
+        assert.strictEqual(BigInt(result), BigInt(block.baseFeePerGas));
+      });
     });
   });
 });
@@ -1,11 +1,15 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract EthCall {
   uint public value;
 
-  constructor() public payable {
+  constructor() payable {
     value = 5;
   }
 
+  function getBaseFee() public view virtual returns (uint256) {
+    return block.basefee;
+  }
+
 }
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 import "./NoOp.sol";
 

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract GetStorageAt {
     uint256 public intValue1 = 123;

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract Logs {
     event Event(uint256 indexed first, uint256 indexed second);

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 /**
  * This contract does nothing and should do nothing.

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract Reverts {
     function invalidRevertReason() public pure {

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract snapshot {
     uint256 public n = 42;

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract Debug {
   uint public value;

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract DebugStorage {
   uint public value;

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract HelloWorld {
     uint256 public value;

@@ -0,0 +1,27 @@
+// SPDX-License-Identifier: MIT
+pragma solidity ^0.8.11;
+
+contract Call {
+  uint256 public value = 0;
+  function setValue (uint256 newValue) public returns (uint256 oldValue) {
+    oldValue = value;
+    value = newValue;
+  }
+
+  function setValueForAddress(address target, uint256 newValue) public returns (bytes memory oldValue) {
+    bytes memory data = abi.encodeWithSignature("setValue(uint256)", newValue);
+    (bool success, bytes memory _oldValue) = target.call(data);
+    require(success);
+    oldValue = _oldValue;
+  }
+
+  function setValueForAddressAddress(address target1, address target2, uint256 newValue) public returns (bytes memory oldValue) {
+    bytes memory data1 = abi.encodeWithSignature("setValueForAddress(address,uint256)", target2, newValue-1);
+    (bool success1, ) = address(this).call(data1);
+    require(success1);
+    bytes memory data = abi.encodeWithSignature("setValueForAddress(address,uint256)", target2, newValue);
+    (bool success, bytes memory _oldValue) = target1.call(data);
+    require(success);
+    oldValue = _oldValue;
+  }
+}
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.7.4;
+pragma solidity ^0.8.11;
 
 contract Forking {
   // These top level `value*` variables are useful for testing state over time
@@ -62,7 +62,7 @@ contract Forking {
     selfdestruct(payable(address(msg.sender)));
   }
 
-  function getChainId() public pure returns (uint256 chainId) {
+  function getChainId() public view returns (uint256 chainId) {
     assembly {
       chainId := chainid()
     }

@@ -11,7 +11,8 @@ import {
   startLocalChain,
   updateRemotesAccountsBalances,
   updateRemotesAccountNonces,
-  range
+  range,
+  encodeValue
 } from "./helpers";
 import compile from "../helpers/compile";
 import path from "path";
@@ -69,7 +70,7 @@ describe("forking", function () {
       wallet: { deterministic: true, totalAccounts: REMOTE_ACCOUNT_COUNT },
       chain: { networkId: NETWORK_ID }
     });
-    remoteProvider = (remoteServer.provider as unknown) as EthereumProvider;
+    remoteProvider = remoteServer.provider as unknown as EthereumProvider;
     remoteAccounts = Object.keys(remoteProvider.getInitialAccounts());
     await remoteServer.listen(PORT);
   });
@@ -90,8 +91,7 @@ describe("forking", function () {
       extraData: "0x0",
       gasLimit: "0x0",
       gasUsed: "0x0",
-      hash:
-        "0x925238ca364205c502b1771d80cd569e4200000b9aca6ded77fc8fe8f7b9e055",
+      hash: "0x925238ca364205c502b1771d80cd569e4200000b9aca6ded77fc8fe8f7b9e055",
       logsBloom: "0x0",
       miner: "0x0",
       mixHash:
@@ -510,10 +510,6 @@ describe("forking", function () {
       return provider.send("eth_sendTransaction", [tx]);
     }
 
-    function encodeValue(val: number) {
-      return Quantity.from(val).toBuffer().toString("hex").padStart(64, "0");
-    }
-
     function makeTxForSet(key: number, value: number) {
       const encodedKey = encodeValue(key);
       const encodedValue = encodeValue(value);
@@ -640,22 +636,16 @@ describe("forking", function () {
     }
 
     beforeEach("deploy contract", async () => {
-      ({
-        contractAddress,
-        contractCode,
-        contractBlockNum,
-        methods
-      } = await deployContract(remoteProvider, remoteAccounts));
+      ({ contractAddress, contractCode, contractBlockNum, methods } =
+        await deployContract(remoteProvider, remoteAccounts));
     });
 
     it("should fetch contract code from the remote chain via the local chain", async () => {
       const { localProvider } = await startLocalChain(PORT, {
         disableCache: true
       });
-      const {
-        blockNumbersWithCode,
-        blockNumbersWithoutCode
-      } = await getBlockRanges(localProvider);
+      const { blockNumbersWithCode, blockNumbersWithoutCode } =
+        await getBlockRanges(localProvider);
 
       await Promise.all(
         blockNumbersWithCode.map(blockNumber =>
@@ -684,11 +674,8 @@ describe("forking", function () {
       const { localProvider } = await startLocalChain(PORT, {
         disableCache: true
       });
-      const {
-        blockNum,
-        blockNumbersWithCode,
-        blockNumbersWithoutCode
-      } = await getBlockRanges(localProvider);
+      const { blockNum, blockNumbersWithCode, blockNumbersWithoutCode } =
+        await getBlockRanges(localProvider);
 
       const _get = (value: string, blockNum: number) =>
         get(localProvider, value, blockNum);
@@ -736,11 +723,8 @@ describe("forking", function () {
       const { localProvider } = await startLocalChain(PORT, {
         disableCache: true
       });
-      const {
-        blockNum,
-        blockNumbersWithCode,
-        blockNumbersWithoutCode
-      } = await getBlockRanges(localProvider);
+      const { blockNum, blockNumbersWithCode, blockNumbersWithoutCode } =
+        await getBlockRanges(localProvider);
 
       function _set(key: number, value: number) {
         return set(localProvider, key, value);
@@ -1057,12 +1041,8 @@ describe("forking", () => {
 
       before("deploy contract", async () => {
         // deploy the contract
-        ({
-          contractBlockNum,
-          contractAddress,
-          contractBlockNum,
-          methods
-        } = await deployContract(remoteProvider, remoteAccounts));
+        ({ contractBlockNum, contractAddress, contractBlockNum, methods } =
+          await deployContract(remoteProvider, remoteAccounts));
       });
 
       before("fork from mainnet at contractBlockNum + 1", async () => {

@@ -1,3 +1,4 @@
+import { Quantity, WEI } from "@ganache/utils";
 import getProvider from "../helpers/getProvider";
 import EthereumProvider from "../../src/provider";
 import { EthereumProviderOptions } from "@ganache/ethereum-options";
@@ -8,6 +9,10 @@ export const logging = {
   }
 };
 
+export const encodeValue = (val: number) => {
+  return Quantity.from(val).toBuffer().toString("hex").padStart(64, "0");
+};
+
 export const updateRemotesAccountsBalances = async (
   remoteProvider: EthereumProvider,
   remoteAccounts: string[]

@@ -5,7 +5,7 @@ import solc, { CompilerInputSourceCode, CompilerInputSourceFile } from "solc";
   // https://github.com/chriseth/browser-solidity/issues/167
   const listeners = process.listeners("unhandledRejection");
   const solcListener = listeners[listeners.length - 1];
-  if (solcListener && solcListener.name === "abort") {
+  if (solcListener && solcListener.name === "" && solcListener.length === 1) {
     process.removeListener("unhandledRejection", solcListener);
   } else {
     throw new Error(