setup example tests

.gitignore

@@ -19,10 +19,9 @@
 # private gopath
 /.build/
 
-package.json
 /node_modules/
 
 /.vscode/
 /vendor/
 
-.fake_gopath_suffix
+.fake_gopath_suffix

integration_tests/.gitignore

@@ -0,0 +1,134 @@
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json
+
+node_modules
+.env
+
+# Hardhat files
+/cache
+/artifacts
+
+# TypeChain files
+/typechain
+/typechain-types
+
+# solidity-coverage files
+/coverage
+/coverage.json

integration_tests/.mocharc.json

@@ -0,0 +1,7 @@
+{
+  "require": "hardhat/register",
+  "timeout": 40000,
+  "slow": 20000,
+  "parallel": true,
+  "_": ["test/**/*.ts"]
+}

integration_tests/README.md

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+# Sample Hardhat Project
+
+This project demonstrates a basic Hardhat use case. It comes with a sample contract, a test for that contract, and a script that deploys that contract.
+
+Try running some of the following tasks:
+
+```shell
+npx hardhat help
+npx hardhat test
+REPORT_GAS=true npx hardhat test
+npx hardhat node
+npx hardhat run scripts/deploy.ts
+```

integration_tests/contracts/Storage.sol

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+// SPDX-License-Identifier: GPL-3.0
+
+pragma solidity 0.8.19;
+
+/**
+ * @title Storage
+ * @dev Store & retrieve value in a variable
+ */
+contract Storage {
+
+    uint256 private number;
+
+    event StoreEvent(address owner);
+
+    function store(uint256 num) public {
+        require(num < 100, "Number must be < 100");
+
+        emit StoreEvent(msg.sender);
+        number = num;
+    }
+
+    function retrieve() public view returns (uint256){
+        return number;
+    }
+}

integration_tests/contracts/VIP180.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity 0.8.19;
+
+interface VIP180 {
+    function name() external view returns (string memory);
+
+    function symbol() external view returns (string memory);
+
+    function decimals() external view returns (uint8);
+
+    function totalSupply() external view returns (uint256);
+
+    function balanceOf(address _owner) external view returns (uint256);
+
+    function transfer(address _to, uint256 _value) external;
+
+    function transferFrom(address _from, address _to, uint256 _value) external;
+
+    function approve(address _spender, uint256 _value) external;
+
+    function allowance(address _owner, address _spender) external view returns (uint256);
+
+    event Transfer(address indexed _from, address indexed _to, uint256 _value);
+
+    event Approval(address indexed _owner, address indexed _spender, uint256 _value);
+}

integration_tests/hardhat.config.ts

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+import { HardhatUserConfig } from "hardhat/config";
+import "@nomicfoundation/hardhat-toolbox";
+
+import '@nomiclabs/hardhat-truffle5';
+import '@vechain/hardhat-vechain'
+import '@vechain/hardhat-ethers'
+
+// use mocha config from .mocharc.json so we have common config between hardhat and mocha
+const mochaConfig = require('./.mocharc.json')
+delete mochaConfig.require
+
+const config: HardhatUserConfig = {
+  defaultNetwork: "vechain",
+  solidity: "0.8.19",
+  mocha: mochaConfig,
+  networks: {
+    hardhat: {},
+    vechain: {
+      url: "http://127.0.0.1:8669",
+      accounts: {
+        mnemonic: "denial kitchen pet squirrel other broom bar gas better priority spoil cross",
+        count: 100,
+      },
+      gas: 10000000
+    }
+  }
+};
+
+export default config;

integration_tests/helpers/clauses.ts

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+import {contractAddresses, contracts} from "./contracts"
+
+export const fungible = {
+  balanceOf: (address: string): Connex.VM.Clause => {
+    return {
+      to: contractAddresses.VTHO,
+      value: 0,
+      data: contracts.VTHO.interface.encodeFunctionData("balanceOf", [address])
+    }
+  }
+}