An enterprise-grade Java-based, Apache 2.0 licensed Ethereum client https://wiki.hyperledger.org/display/besu
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
besu/acceptance-tests/tests/contracts/TestDepth.sol

32 lines
1.1 KiB

/*
* Copyright contributors to Hyperledger Besu.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
*/
pragma solidity >=0.7.0 <0.9.0;
contract TestDepth {
uint256 public x;
function depth(uint256 y) public {
// bool result;
if (y > 0) {
bytes memory call = abi.encodeWithSignature("depth(uint256)", --y);
(bool result,) = address(this).delegatecall(call);
require(result);
}
else {
// Save the remaining gas in storage so that we can access it later
x = gasleft();
}
}
}