Add test folder for OpenZeppelin SimpleToken

Author: rkalis

.eslintignore

@@ -1 +1,2 @@
 docs/
+test/

test/metacoin/.env.example

@@ -0,0 +1,3 @@
+INFURA_ID=
+MNEMONIC=
+ETHERSCAN_API_KEY=

test/openzeppelin-token/.env.example

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+INFURA_ID=
+MNEMONIC=
+ETHERSCAN_API_KEY=

test/openzeppelin-token/contracts/Migrations.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.6.0;
+
+contract Migrations {
+  address public owner;
+  uint public last_completed_migration;
+
+  constructor() public {
+    owner = msg.sender;
+  }
+
+  modifier restricted() {
+    if (msg.sender == owner) _;
+  }
+
+  function setCompleted(uint completed) public restricted {
+    last_completed_migration = completed;
+  }
+}

test/openzeppelin-token/contracts/SimpleToken.sol

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+// SPDX-License-Identifier: MIT
+pragma solidity ^0.6.0;
+
+import "@openzeppelin/contracts/token/ERC20/ERC20.sol";
+
+/**
+ * @title SimpleToken
+ * @dev Very simple ERC20 Token example, where all tokens are pre-assigned to the creator.
+ * Note they can later distribute these tokens as they wish using `transfer` and other
+ * `ERC20` functions.
+ */
+contract SimpleToken is ERC20 {
+
+    /**
+     * @dev Constructor that gives msg.sender all of existing tokens.
+     */
+    constructor () public ERC20("Simple Token", "SIM") {
+        _mint(msg.sender, 1000000 * (10 ** uint256(decimals())));
+    }
+}

test/openzeppelin-token/migrations/1_initial_migration.js

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+const Migrations = artifacts.require("Migrations");
+
+module.exports = function (deployer) {
+  deployer.deploy(Migrations);
+};

test/openzeppelin-token/migrations/2_deploy_contracts.js

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+const SimpleToken = artifacts.require("SimpleToken");
+
+module.exports = function(deployer) {
+  deployer.deploy(SimpleToken);
+};

test/openzeppelin-token/package.json

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+{
+  "name": "openzeppelin-token",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "dependencies": {
+    "@openzeppelin/contracts": "^3.2.0",
+    "@truffle/hdwallet-provider": "^1.1.0",
+    "dotenv": "^8.2.0",
+    "truffle-plugin-verify": "../.."
+  }
+}

test/openzeppelin-token/truffle-config.js

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+const HDWalletProvider = require('@truffle/hdwallet-provider')
+require('dotenv').config()
+
+module.exports = {
+  compilers: {
+    solc: {
+      version: '0.6.11',
+    }
+  },
+  plugins: ['truffle-plugin-verify'],
+  api_keys: {
+    etherscan: process.env.ETHERSCAN_API_KEY
+  },
+  networks: {
+    rinkeby: {
+      provider: () => {
+        return new HDWalletProvider(`${process.env.MNEMONIC}`, `https://rinkeby.infura.io/v3/${process.env.INFURA_ID}`)
+      },
+      gas: 0x7a1200,
+      network_id: 4,
+      skipDryRun: true
+    },
+    goerli: {
+      provider: () => {
+        return new HDWalletProvider(`${process.env.MNEMONIC}`, `https://goerli.infura.io/v3/${process.env.INFURA_ID}`)
+      },
+      gas: 0x7a1200,
+      network_id: 5,
+      skipDryRun: true
+    }
+  }
+}