Add first Contributor contract test

* Save deployer's address on contract initialization
* Add modifier for requiring tx sender to be deployer
* Add migrationDone flag and function to set it to finished status

.dockerignore

@@ -0,0 +1,6 @@
+.openzeppelin
+artifacts
+cache
+deployments
+gitno
+node_modules

.drone.yml

@@ -0,0 +1,40 @@
+kind: pipeline
+type: docker
+name: default
+
+steps:
+- name: setup
+  image: gitea.kosmos.org/kredits/docker-ci:latest
+  commands:
+  - cp -r /app/node_modules /drone/src/node_modules
+  - chown -R drone:drone /drone/src
+  - su drone -c 'npm install'
+- name: lint js
+  image: gitea.kosmos.org/kredits/docker-ci:latest
+  commands:
+  - su drone -c 'npm run lint:wrapper'
+  depends_on:
+  - setup
+# - name: lint contracts
+#   image: gitea.kosmos.org/kredits/docker-ci:latest
+#   commands:
+#   - su drone -c 'npm run lint:contracts'
+#   depends_on:
+#   - setup
+- name: build contracts
+  image: gitea.kosmos.org/kredits/docker-ci:latest
+  commands:
+  - su drone -c 'npm run devchain -- --silent' &
+  - sleep 5
+  - su drone -c 'npm run build'
+  depends_on:
+  - setup
+- name: test
+  image: gitea.kosmos.org/kredits/docker-ci:latest
+  commands:
+  - su drone -c 'npm run devchain -- --silent' &
+  - sleep 5
+  - su drone -c 'npm test'
+  depends_on:
+  - setup
+  - build contracts

.eslintignore

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

.gitignore

@@ -5,6 +5,8 @@ node_modules
 yarn-error.log
 .DS_Store
 
+data
+
 cache
 artifacts
 .openzeppelin

.travis.yml

@@ -1,38 +0,0 @@
----
-language: node_js
-node_js:
-  - "12"
-
-sudo: false
-dist: xenial
-
-cache:
-  directories:
-    - node_modules
-    - apps/contribution/node_modules
-    - apps/contributor/node_modules
-    - apps/proposal/node_modules
-    - apps/token/node_modules
-    - apps/vault/node_modules
-
-install:
-  - npm install -g @aragon/cli
-  - npm install -g truffle
-  - npm install
-
-before_script:
-  - npm run devchain &
-  - sleep 10
-
-script:
-  - npm run lint:wrapper
-  - npm run lint:contract-tests
-  # FIXME Fix tests
-  # - npm run test:token
-  # - npm run test:contributor
-  # - npm run test:contribution
-  # - npm run test:proposal
-
-branches:
-  only:
-    - master

Dockerfile

@@ -0,0 +1,13 @@
+# syntax=docker/dockerfile:1
+
+FROM node:16.16
+#ENV NODE_ENV=production
+
+RUN useradd -ms /bin/bash drone
+
+WORKDIR /app
+COPY ["package.json", "package-lock.json*", "./"]
+RUN chown -R drone:drone /app
+USER drone
+RUN npm install
+USER root

contracts/Contribution.sol

@@ -42,8 +42,15 @@ contract Contribution is Initializable {
   mapping(uint32 => ContributionData) public contributions;
   uint32 public contributionsCount;
 
+  // Confirmation veto period
   uint32 public blocksToWait;
 
+  // The address that deployed the contract
+  address public deployer;
+
+  // Data migration flag
+  bool public migrationDone;
+
   event ContributionAdded(uint32 id, uint32 indexed contributorId, uint32 amount);
   event ContributionClaimed(uint32 id, uint32 indexed contributorId, uint32 amount);
   event ContributionVetoed(uint32 id, address vetoedByAccount);
@@ -53,10 +60,21 @@ contract Contribution is Initializable {
     _;
   }
 
+  modifier onlyDeployer {
+    require(msg.sender == deployer, "Deployer only");
+    _;
+  }
+
   function initialize(uint32 blocksToWait_) public initializer {
+    deployer = msg.sender;
+    migrationDone = false;
     blocksToWait = blocksToWait_;
   }
 
+  function finishMigration() public onlyDeployer {
+    migrationDone = true;
+  }
+
   function setTokenContract(address token) public {
     require(address(tokenContract) == address(0) || contributorContract.addressIsCore(msg.sender), "Core only");
     tokenContract = IToken(token);
@@ -150,9 +168,12 @@ contract Contribution is Initializable {
     );
   }
 
-  function add(uint32 amount, uint32 contributorId, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize) public {
-    //require(canPerform(msg.sender, ADD_CONTRIBUTION_ROLE, new uint32[](0)), 'nope');
-    require(balanceOf(msg.sender) > 0 || contributorContract.addressIsCore(msg.sender), 'must have kredits or core');
+  function add(uint32 amount, uint32 contributorId, bytes32 hashDigest, uint8 hashFunction, uint8 hashSize, uint256 confirmedAtBlock, bool vetoed) public {
+    // require(canPerform(msg.sender, ADD_CONTRIBUTION_ROLE, new uint32[](0)), 'nope');
+    // TODO hubot neither has kredits nor a core account
+    require((confirmedAtBlock == 0 && vetoed == false) || migrationDone == false, 'extra arguments during migration only');
+    require(balanceOf(msg.sender) > 0 || contributorContract.addressIsCore(msg.sender), 'requires kredits or core status');
+
     uint32 contributionId = contributionsCount + 1;
     ContributionData storage c = contributions[contributionId];
     c.exists = true;
@@ -162,12 +183,15 @@ contract Contribution is Initializable {
     c.hashDigest = hashDigest;
     c.hashFunction = hashFunction;
     c.hashSize = hashSize;
-    if (contributionId < 10) {
-      c.confirmedAtBlock = block.number;
+
+    if (confirmedAtBlock > 0) {
+      c.confirmedAtBlock = confirmedAtBlock;
     } else {
       c.confirmedAtBlock = block.number + 1 + blocksToWait;
     }
 
+    if (vetoed) { c.vetoed = true; }
+
     contributionsCount++;
 
     contributionOwner[contributionId] = contributorId;
@@ -177,7 +201,6 @@ contract Contribution is Initializable {
   }
 
   function veto(uint32 contributionId) public onlyCore {
-
     ContributionData storage c = contributions[contributionId];
     require(c.exists, 'NOT_FOUND');
     require(!c.claimed, 'ALREADY_CLAIMED');

hardhat.config.js

@@ -1,6 +1,7 @@
 require("@nomiclabs/hardhat-waffle");
 require("hardhat-deploy");
 require("hardhat-deploy-ethers");
+require("@nomicfoundation/hardhat-chai-matchers");
 require("@openzeppelin/hardhat-upgrades");
 const Kredits = require("./lib/kredits");
 

lib/addresses.json

@@ -1,8 +1,8 @@
 {
   "1337": {
-    "Contributor": "0x9fE46736679d2D9a65F0992F2272dE9f3c7fa6e0",
-    "Contribution": "0xDc64a140Aa3E981100a9becA4E685f962f0cF6C9",
-    "Token": "0x0165878A594ca255338adfa4d48449f69242Eb8F",
-    "Reimbursement": "0x2279B7A0a67DB372996a5FaB50D91eAA73d2eBe6"
+    "Contributor": "0xCc66f9A3cA2670972938FAD91d0865c4a62DFB25",
+    "Contribution": "0x8999CaBc43E28202c5A2257f2a95A45b1F8A62BD",
+    "Token": "0xe082678eCF749982e33Ea6839852a8cd989aEDE2",
+    "Reimbursement": "0x984f797d26d3da2E9b9f8Ae4eeFEACC60fCAA90C"
   }
 }

lib/contracts/contribution.js

@@ -58,7 +58,7 @@ class Contribution extends Record {
           ipfsHashAttr.hashSize,
         ];
 
-        return this.contract.add(...contribution, callOptions);
+        return this.contract.add(...contribution, 0, false, callOptions);
       });
   }
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "kredits-contracts",
-  "version": "6.0.0",
+  "version": "7.0.0-beta.0",
   "description": "Ethereum contracts and npm wrapper for Kredits",
   "main": "./lib/kredits.js",
   "directories": {
@@ -21,7 +21,7 @@
     "lint:contracts": "solhint \"contracts/**/*.sol\" \"apps/*/contracts/**/*.sol\"",
     "lint:contract-tests": "eslint apps/*/test",
     "lint:wrapper": "eslint lib/",
-    "test": "npm run test:token && npm run test:contributor && npm run test:contribution && npm run test:proposal",
+    "test": "hardhat test",
     "test:token": "cd apps/token && npm run test",
     "test:contributor": "cd apps/contributor && npm run test",
     "test:contribution": "cd apps/contribution && npm run test",
@@ -39,11 +39,13 @@
   },
   "homepage": "https://github.com/67P/kredits-contracts#readme",
   "devDependencies": {
+    "@nomicfoundation/hardhat-chai-matchers": "^1.0.3",
     "@nomiclabs/hardhat-ethers": "^2.0.2",
     "@nomiclabs/hardhat-waffle": "^2.0.1",
     "@openzeppelin/contracts-upgradeable": "^4.3.2",
     "@openzeppelin/hardhat-upgrades": "^1.10.0",
     "async-each-series": "^1.1.0",
+    "chai": "^4.3.6",
     "cli-table": "^0.3.1",
     "colors": "^1.0.3",
     "eslint": "^8.14.0",
@@ -57,6 +59,7 @@
     "hardhat-deploy": "^0.11.4",
     "hardhat-deploy-ethers": "^0.3.0-beta.10",
     "homedir": "^0.6.0",
+    "mocha": "^10.0.0",
     "promptly": "^3.0.3",
     "solhint": "^3.3.7",
     "truffle-hdwallet-provider": "^1.0.17",

scripts/create-proxy.js

@@ -1,4 +1,6 @@
-const { ethers, upgrades } = require("hardhat"); const path = require("path"); const fileInject = require("./helpers/file_inject.js");
+const { ethers, upgrades } = require("hardhat");
+const path = require("path");
+const fileInject = require("./helpers/file_inject.js");
 
 function handleError(error) {
   console.error(error.message);
@@ -22,7 +24,7 @@ async function main() {
     let contract = await upgrades.deployProxy(contractFactories[contractName], params)
                                  .catch(handleError);
 
-    contracts[contractName.toLowerCase()] = contract;
+    contracts[contractName] = contract;
 
     await contract.deployed().then(() => {
       console.log(`${contractName} deployed to:`, contract.address);
@@ -39,30 +41,63 @@ async function main() {
   await deployContractProxy('Token');
   await deployContractProxy('Reimbursement');
 
-  await contracts.Contributor
+  console.log('Calling Contributor#setTokenContract')
+  await contracts.Contributor.functions
     .setTokenContract(contracts.Token.address)
-    .then(res => res.wait()).catch(handleError);
-  await contracts.Contributor
-    .setContributionContract(contracts.Contribution.address)
-    .then(res => res.wait()).catch(handleError);
+    .then(res => {
+      console.log(`...transaction published: ${res.hash}`);
+      return res.wait();
+    }).catch(handleError);
 
-  await contracts.Contribution
+  console.log('Calling Contributor#setContributionContract')
+  await contracts.Contributor.functions
+    .setContributionContract(contracts.Contribution.address)
+    .then(res => {
+      console.log(`...transaction published: ${res.hash}`);
+      return res.wait();
+    }).catch(handleError);
+
+
+  console.log('Calling Contribution#setTokenContract')
+  await contracts.Contribution.functions
     .setTokenContract(contracts.Token.address)
-    .then(res => res.wait()).catch(handleError);
-  await contracts.Contribution
-    .setContributorContract(contracts.Contributor.address)
-    .then(res => res.wait()).catch(handleError);
+    .then(res => {
+      console.log(`...transaction published: ${res.hash}`);
+      return res.wait();
+    }).catch(handleError);
 
-  await contracts.Token
+
+  console.log('Calling Contribution#setContributorContract')
+  await contracts.Contribution.functions
+    .setContributorContract(contracts.Contributor.address)
+    .then(res => {
+      console.log(`...transaction published: ${res.hash}`);
+      return res.wait();
+    }).catch(handleError);
+
+  console.log('Calling Token#setContributionContract')
+  await contracts.Token.functions
     .setContributionContract(contracts.Contribution.address)
-    .then(res => res.wait()).catch(handleError);
-  await contracts.Token
-    .setContributorContract(contracts.Contributor.address)
-    .then(res => res.wait()).catch(handleError);
+    .then(res => {
+      console.log(`...transaction published: ${res.hash}`);
+      return res.wait();
+    }).catch(handleError);
 
-  await contracts.Reimbursement
+  console.log('Calling Token#setContributorContract')
+  await contracts.Token.functions
     .setContributorContract(contracts.Contributor.address)
-    .then(res => res.wait()).catch(handleError);
+    .then(res => {
+      console.log(`...transaction published: ${res.hash}`);
+      return res.wait();
+    }).catch(handleError);
+
+  console.log('Calling Reimbursement#setContributorContract')
+  await contracts.Reimbursement.functions
+    .setContributorContract(contracts.Contributor.address)
+    .then(res => {
+      console.log(`...transaction published: ${res.hash}`);
+      return res.wait();
+    }).catch(handleError);
 
   const addresses = {
     Contributor: contracts.Contributor.address,

scripts/export/contributions.js

@@ -0,0 +1,42 @@
+const Kredits = require('../../lib/kredits');
+
+async function main() {
+  kredits = new Kredits(hre.ethers.provider, hre.ethers.provider.getSigner())
+  await kredits.init();
+
+  console.log(`Using Contribution at: ${kredits.Contribution.contract.address}`);
+
+  const count = await kredits.Contribution.count;
+  const currentBlockHeight = await XMLHttpRequest.ethers.provider.getBlockNumber();
+
+  const backup = {};
+  const promises = [];
+  for (let i = 1; i <= count; i++) {
+    promises.push(new Promise((resolve, reject) => {
+      setTimeout(async () => {
+        console.log(`Loading contribution #${i}`);
+        await kredits.Contribution.contract.getContribution(i).then(contractData => {
+          backup[i] = {
+            amount: contractData.amount,
+            contributorId: contractData.contributorId,
+            hashDigest: contractData.hashDigest,
+            hashFunction: contractData.hashFunction,
+            hashSize: contractData.hashSize,
+            confirmedAtBlock: contractData.confirmedAtBlock,
+            confirmed: contractData.confirmedAtBlock <= currentBlockHeight,
+            vetoed: contractData.vetoed,
+            id: contractData.id,
+          }
+          resolve();
+        });
+      }, 100 * i);
+    }));
+  }
+
+  await Promise.all(promises).then(() => {
+    fs.writeFileSync("./data/contributions.json", JSON.stringify(backup, null, 2));
+    console.log("Exported");
+  });
+}
+
+main();

scripts/export/contributors.js

@@ -0,0 +1,38 @@
+const fs = require('fs');
+const Kredits = require('../../lib/kredits');
+
+async function main() {
+  kredits = new Kredits(hre.ethers.provider, hre.ethers.provider.getSigner())
+  await kredits.init();
+
+  console.log(`Using Contributor at: ${kredits.Contributor.contract.address}`);
+
+  const count = await kredits.Contributor.count;
+
+  const backup = {};
+  const promises = [];
+  for (let i = 1; i <= count; i++) {
+    promises.push(new Promise((resolve, reject) => {
+      setTimeout(async () => {
+        console.log(`Loading contributor #${i}`);
+        await kredits.Contributor.contract.getContributorById(i).then(contractData => {
+          backup[i] = {
+            account: contractData.account,
+            hashDigest: contractData.hashDigest,
+            hashFunction: contractData.hashFunction,
+            hashSize: contractData.hashSize,
+            id: contractData.id,
+          }
+          resolve();
+        });
+      }, 100 * i);
+    }));
+  }
+
+  await Promise.all(promises).then(() => {
+    fs.writeFileSync("./data/contributors.json", JSON.stringify(backup, null, 2));
+    console.log("Exported");
+  });
+}
+
+main();

scripts/import/contributors.js

@@ -0,0 +1,33 @@
+const fs = require('fs');
+const Kredits = require('../../lib/kredits');
+
+async function main() {
+  kredits = new Kredits(hre.ethers.provider, hre.ethers.provider.getSigner())
+  await kredits.init();
+
+  console.log(`Using Contributor at: ${kredits.Contributor.contract.address}`);
+
+  try {
+    const data = fs.readFileSync("./data/contributors.json");
+    const contributors = JSON.parse(data);
+    const ids = Object.keys(contributors)
+                      .map(k => parseInt(k))
+                      .sort(function(a, b){return a-b});
+
+    for (const contributorId of ids) {
+      const contributor = contributors[contributorId.toString()];
+      const result = await kredits.Contributor.contract.addContributor(
+        contributor.account,
+        contributor.hashDigest,
+        contributor.hashFunction,
+        contributor.hashSize,
+      );
+      // await result.wait();
+      console.log(`Added contributor #${contributorId}: ${result.hash}`);
+    };
+  } catch(e) {
+    console.log(e);
+  }
+}
+
+main();

test/contracts/Contribution.js

@@ -0,0 +1,157 @@
+const { expect } = require("chai");
+const { ethers, upgrades } = require("hardhat");
+const { anyValue } = require("@nomicfoundation/hardhat-chai-matchers/withArgs");
+let owner, addr1, addr2, addr3, addr4, addr5, addr6, addr7;
+let Contribution, Contributor;
+
+describe("Contribution contract", async function () {
+  before(async function () {
+    [owner, addr1, addr2, addr3, addr4, addr5, addr6, addr7] = await ethers.getSigners();
+    let accounts = [owner, addr1, addr2, addr3, addr4, addr5, addr6, addr7];
+    const contributorFactory = await ethers.getContractFactory("Contributor");
+    Contributor = await upgrades.deployProxy(contributorFactory);
+    for (const account of accounts) {
+      await Contributor.addContributor(account.address, "0x99b8afd7b266e19990924a8be9099e81054b70c36b20937228a77a5cf75723b8", 18, 32);
+    }
+  });
+
+  describe("initialize()", function () {
+    before(async function () {
+      // const [owner] = await ethers.getSigners();
+      const contributionFactory = await ethers.getContractFactory("Contribution");
+      Contribution = await upgrades.deployProxy(contributionFactory, [40321]);
+    });
+
+    it("sets the veto confirmation period", async function () {
+      expect(await Contribution.blocksToWait()).to.equal(40321);
+    });
+
+    it("sets the data migration flag", async function () {
+      expect(await Contribution.migrationDone()).to.be.false;
+    });
+
+    it("sets the deployer address", async function () {
+      expect(await Contribution.deployer()).to.equal(owner.address);
+      expect(await Contribution.deployer()).to.not.equal(addr1.address);
+    });
+  });
+
+  describe("finishMigration()", function () {
+    before(async function () {
+      const contributionFactory = await ethers.getContractFactory("Contribution");
+      Contribution = await upgrades.deployProxy(contributionFactory, [40321]);
+      await Contribution.setContributorContract(Contributor.address).then(res => res.wait())
+    });
+
+    it("does not allow random accounts to mark the migration as finished", async function () {
+      await expect(Contribution.connect(addr1).finishMigration()).to.be.revertedWith("Deployer only");
+      expect(await Contribution.migrationDone()).to.be.false;
+    });
+
+    it("allows the deployer to mark the migration as finished", async function () {
+      await Contribution.finishMigration();
+      expect(await Contribution.migrationDone()).to.equal(true);
+    });
+  });
+
+  describe("add()", function () {
+    before(async function () {
+      const contributionFactory = await ethers.getContractFactory("Contribution");
+      Contribution = await upgrades.deployProxy(contributionFactory, [40321]);
+      await Contribution.setContributorContract(Contributor.address).then(res => res.wait())
+      await Contribution.finishMigration();
+    });
+
+    it("does not allow non-contributors to add a contribution", async function () {
+      await expect(Contribution.connect(addr7).add(
+        500, 1,
+        "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+        18, 32, 0, false
+      )).to.be.revertedWith("requires kredits or core status");
+      expect(await Contribution.contributionsCount()).to.equal(0);
+    });
+
+    it("does not allow special arguments outside of a migration", async function () {
+      await expect(Contribution.connect(addr7).add(
+        500, 1,
+        "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+        18, 32, 23000, true
+      )).to.be.revertedWith("extra arguments during migration only");
+      expect(await Contribution.contributionsCount()).to.equal(0);
+    });
+
+    it("allows core contributors to add a contribution", async function () {
+      await Contribution.connect(addr2).add(
+        2001, 1,
+        "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+        18, 32, 0, false
+      );
+      expect(await Contribution.contributionsCount()).to.equal(1);
+    });
+
+    it("allows contributors to add a contribution", async function () {
+      // Issue some kredits for new contributor #8 (addr7)
+      await Contribution.connect(addr1).add(
+        5000, 8,
+        "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+        18, 32, 0, false
+      );
+      await Contribution.connect(addr7).add(
+        1500, 1,
+        "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+        18, 32, 0, false
+      );
+      expect(await Contribution.contributionsCount()).to.equal(3);
+    });
+
+    it("sets confirmedAtBlock to current block plus blocksToWait", async function () {
+      await Contribution.connect(addr1).add(
+        500, 3,
+        "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+        18, 32, 0, false
+      );
+      expect(await Contribution.contributionsCount()).to.equal(4);
+      const c = await Contribution.getContribution(4);
+      const currentBlockNumber = await kredits.provider.getBlockNumber();
+      expect(c['confirmedAtBlock']).to.equal(currentBlockNumber + 1 + 40321);
+    });
+
+    it("emits a ContributionAdded event", async function () {
+      await expect(Contribution.connect(addr1).add(
+        2001, 1,
+        "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+        18, 32, 0, false
+      )).to.emit(Contribution, "ContributionAdded").withArgs(anyValue, 1, 2001);
+    });
+
+    describe("with extra arguments during migration", async function () {
+      before(async function () {
+        const contributionFactory = await ethers.getContractFactory("Contribution");
+        Contribution = await upgrades.deployProxy(contributionFactory, [40321]);
+        await Contribution.setContributorContract(Contributor.address).then(res => res.wait())
+      });
+
+      it("allows to add a contribution with custom confirmedAtBlock", async function () {
+        await Contribution.connect(addr2).add(
+          2001, 1,
+          "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+          18, 32, 23000, false
+        );
+        expect(await Contribution.contributionsCount()).to.equal(1);
+        const c = await Contribution.getContribution(1);
+        expect(c['confirmedAtBlock'].toNumber()).to.equal(23000);
+      });
+
+      it("allows to add a vetoed contribution", async function () {
+        await Contribution.connect(addr2).add(
+          2001, 1,
+          "0xe794f010e617449719c64076546254129f63a6d16cf200031afa646aeb35777f",
+          18, 32, 23000, true
+        );
+        expect(await Contribution.contributionsCount()).to.equal(2);
+        const c = await Contribution.getContribution(2);
+        expect(c['vetoed']).to.be.true;
+      });
+    });
+  });
+});

test/contracts/Contributor.js

@@ -0,0 +1,30 @@
+const { expect } = require("chai");
+const { ethers, upgrades } = require("hardhat");
+// const { anyValue } = require("@nomicfoundation/hardhat-chai-matchers/withArgs");
+let owner, addr1, addr2, addr3, addr4, addr5, addr6, addr7;
+let Contribution, Contributor;
+
+describe("Contributor contract", async function () {
+  before(async function () {
+    [owner, addr1, addr2, addr3, addr4, addr5, addr6, addr7] = await ethers.getSigners();
+    // let accounts = [owner, addr1, addr2, addr3, addr4, addr5, addr6, addr7];
+    // const contributorFactory = await ethers.getContractFactory("Contributor");
+    // Contributor = await upgrades.deployProxy(contributorFactory);
+    // for (const account of accounts) {
+    //   await Contributor.addContributor(account.address, "0x99b8afd7b266e19990924a8be9099e81054b70c36b20937228a77a5cf75723b8", 18, 32);
+    // }
+  });
+
+  describe("initialize()", function () {
+    before(async function () {
+      // const [owner] = await ethers.getSigners();
+      const contributorFactory = await ethers.getContractFactory("Contributor");
+      Contributor = await upgrades.deployProxy(contributorFactory);
+    });
+
+    it("sets the deployer address", async function () {
+      expect(await Contributor.deployer()).to.equal(owner.address);
+      expect(await Contributor.deployer()).to.not.equal(addr1.address);
+    });
+  });
+});