test: added a test for IncrementalNG

Author: jaybuidl

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## 0.1.0 (2021-11-11)
 
-- feat: modern toolchain setup and simple RNG smart contracts ([17f6a76](https://github.com/kleros/kleros-v2/commit/17f6a76))
 - docs: initial commit ([23356e7](https://github.com/kleros/kleros-v2/commit/23356e7))
 - docs: license file added ([cb62d2c](https://github.com/kleros/kleros-v2/commit/cb62d2c))
+- docs: readme and spdx headers ([8a5b397](https://github.com/kleros/kleros-v2/commit/8a5b397))
 - docs: updated ([5b9a8f1](https://github.com/kleros/kleros-v2/commit/5b9a8f1))
+- feat: modern toolchain setup and simple RNG smart contracts ([17f6a76](https://github.com/kleros/kleros-v2/commit/17f6a76))

README.md

@@ -18,13 +18,13 @@
 
 ## Toolchain:
 
-- Node 16
-- Yarn 3 without [PlugnPlay](https://yarnpkg.com/getting-started/migration/#switching-to-plugnplay)
 - Solidity 0.8
 - Hardhat
 - Ethers
 - Waffle
 - Typescript
+- Node 16
+- Yarn 3 without [PlugnPlay](https://yarnpkg.com/getting-started/migration/#switching-to-plugnplay)
 
 ## Contributing
 
@@ -36,7 +36,7 @@
   - on MacOS via [brew](https://brew.sh/): `brew install node`
   - on Windows via [Chocolatey](https://chocolatey.org/): `choco install nvs`
 - Install Yarn v1.22: `npm install -g yarn`
-- Upgrade Yarn to v3: `yarn set version berry`
+- [Upgrade](https://yarnpkg.com/getting-started/install#updating-to-the-latest-versions) Yarn to v3: `yarn set version berry`
 
 ### Optional Steps
 
@@ -70,6 +70,6 @@ Each directory at the root of this repository contains code for each individual
 - **`dynamic-script/`**: allows fetching the dynamic content for the arbitration, as described by [ERC-1497: Evidence Standard](https://github.com/ethereum/EIPs/issues/1497).
 - **`evidence-display/`**: display interface that should be used to render the evidence for arbitrators, as described by [ERC-1497: Evidence Standard](https://github.com/ethereum/EIPs/issues/1497).
 
-## Deployed Addresses
+## Deployment
 
 See [contracts/README.md](contracts/README.md#deployed-addresses).

contracts/test/rng/index.ts

@@ -1,5 +1,6 @@
 import { expect } from "chai";
 import { ethers } from "hardhat";
+import { BigNumber } from "ethers";
 
 describe("ConstantNG", function () {
   it("Should return always the same number", async function () {
@@ -13,3 +14,19 @@ describe("ConstantNG", function () {
     expect(await constantRNG.getRN(437280)).to.equal(42);
   });
 });
+
+describe("IncrementalNG", function () {
+  it("Should return a number incrementing each time", async function () {
+    const IncrementalNG = await ethers.getContractFactory("IncrementalNG");
+    const incrementalNG = await IncrementalNG.deploy();
+    await incrementalNG.deployed();
+
+    expect(await incrementalNG.callStatic.getRN(689376)).to.equal(0);
+    await incrementalNG.getRN(29543);
+    expect(await incrementalNG.callStatic.getRN(5894382)).to.equal(1);
+    await incrementalNG.getRN(BigNumber.from(2).pow(255));
+    expect(await incrementalNG.callStatic.getRN(3465)).to.equal(2);
+    await incrementalNG.getRN(0);
+    expect(await incrementalNG.callStatic.getRN(0)).to.equal(3);
+  });
+});

contracts/typechain/factories/IncrementalNG__factory.ts

@@ -87,7 +87,7 @@ const _abi = [
 ];
 
 const _bytecode =
-  "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";
+  "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";
 
 export class IncrementalNG__factory extends ContractFactory {
   constructor(

contracts/typechain/index.ts

@@ -1,12 +1,10 @@
 /* Autogenerated file. Do not edit manually. */
 /* tslint:disable */
 /* eslint-disable */
-export type { Greeter } from "./Greeter";
 export type { ConstantNG } from "./ConstantNG";
 export type { IncrementalNG } from "./IncrementalNG";
 export type { RNG } from "./RNG";
 
-export { Greeter__factory } from "./factories/Greeter__factory";
 export { ConstantNG__factory } from "./factories/ConstantNG__factory";
 export { IncrementalNG__factory } from "./factories/IncrementalNG__factory";
 export { RNG__factory } from "./factories/RNG__factory";