first commit

2020-06-26 00:31:25 +08:00
commit c72bcae8e9
59 changed files with 21076 additions and 0 deletions
--- a/test/utils/Context.ts
+++ b/test/utils/Context.ts
@@ -0,0 +1,127 @@
+/*
+
+    Copyright 2020 DODO ZOO.
+    SPDX-License-Identifier: Apache-2.0
+
+*/
+
+import { EVM, getDefaultWeb3 } from "./EVM";
+import Web3 from "web3";
+import { Contract } from "web3-eth-contract";
+import BigNumber from "bignumber.js";
+import * as contracts from "./Contracts";
+import { decimalStr, gweiStr, MAX_UINT256 } from "./Converter";
+import * as log from "./Log";
+
+BigNumber.config({
+  EXPONENTIAL_AT: 1000,
+  DECIMAL_PLACES: 80,
+});
+
+export interface DODOContextInitConfig {
+  lpFeeRate: string,
+  mtFeeRate: string,
+  k: string,
+  gasPriceLimit: string,
+}
+
+/*
+  price curve when k=0.1
+  +──────────────────────+───────────────+
+  | purchase percentage  | avg slippage  |
+  +──────────────────────+───────────────+
+  | 1%                   | 0.1%         |
+  | 5%                   | 0.5%         |
+  | 10%                  | 1.1%         |
+  | 20%                  | 2.5%         |
+  | 50%                  | 10%          |
+  | 70%                  | 23.3%        |
+  +──────────────────────+───────────────+
+*/
+export let DefaultDODOContextInitConfig = {
+  lpFeeRate: decimalStr("0.002"),
+  mtFeeRate: decimalStr("0.001"),
+  k: decimalStr("0.1"),
+  gasPriceLimit: gweiStr("100"),
+}
+
+export class DODOContext {
+  EVM: EVM
+  Web3: Web3
+  DODO: Contract
+  DODOZoo: Contract
+  BASE: Contract
+  BaseCapital: Contract
+  QUOTE: Contract
+  QuoteCapital: Contract
+  ORACLE: Contract
+  Deployer: string
+  Supervisor: string
+  Maintainer: string
+  spareAccounts: string[]
+
+  constructor() { }
+
+  async init(config: DODOContextInitConfig) {
+    this.EVM = new EVM
+    this.Web3 = getDefaultWeb3()
+    this.DODOZoo = await contracts.newContract(contracts.DODO_ZOO_CONTRACT_NAME)
+    this.BASE = await contracts.newContract(contracts.TEST_ERC20_CONTRACT_NAME)
+    this.QUOTE = await contracts.newContract(contracts.TEST_ERC20_CONTRACT_NAME)
+    this.ORACLE = await contracts.newContract(contracts.NAIVE_ORACLE_CONTRACT_NAME)
+
+    const allAccounts = await this.Web3.eth.getAccounts();
+    this.Deployer = allAccounts[0]
+    this.Supervisor = allAccounts[1]
+    this.Maintainer = allAccounts[2]
+    this.spareAccounts = allAccounts.slice(3, 10)
+
+    await this.DODOZoo.methods.breedDODO(
+      this.Supervisor,
+      this.Maintainer,
+      this.BASE.options.address,
+      this.QUOTE.options.address,
+      this.ORACLE.options.address,
+      config.lpFeeRate,
+      config.mtFeeRate,
+      config.k,
+      config.gasPriceLimit
+    ).send(this.sendParam(this.Deployer))
+
+    this.DODO = contracts.getContractWithAddress(contracts.DODO_CONTRACT_NAME, await this.DODOZoo.methods.getDODO(this.BASE.options.address, this.QUOTE.options.address).call())
+
+    this.BaseCapital = contracts.getContractWithAddress(contracts.DODO_LP_TOKEN_CONTRACT_NAME, await this.DODO.methods._BASE_CAPITAL_TOKEN_().call())
+    this.QuoteCapital = contracts.getContractWithAddress(contracts.DODO_LP_TOKEN_CONTRACT_NAME, await this.DODO.methods._QUOTE_CAPITAL_TOKEN_().call())
+
+    console.log(log.blueText("[Init dodo context]"))
+  }
+
+  sendParam(sender, value = "0") {
+    return {
+      from: sender,
+      gas: process.env["COVERAGE"] ? 10000000000 : 7000000,
+      gasPrice: process.env.GAS_PRICE,
+      value: decimalStr(value)
+    }
+  }
+
+  async setOraclePrice(price: string) {
+    await this.ORACLE.methods.setPrice(price).send(this.sendParam(this.Deployer))
+  }
+
+  async mintTestToken(to: string, base: string, quote: string) {
+    await this.BASE.methods.mint(to, base).send(this.sendParam(this.Deployer))
+    await this.QUOTE.methods.mint(to, quote).send(this.sendParam(this.Deployer))
+  }
+
+  async approveDODO(account: string) {
+    await this.BASE.methods.approve(this.DODO.options.address, MAX_UINT256).send(this.sendParam(account))
+    await this.QUOTE.methods.approve(this.DODO.options.address, MAX_UINT256).send(this.sendParam(account))
+  }
+}
+
+export async function getDODOContext(config: DODOContextInitConfig = DefaultDODOContextInitConfig): Promise<DODOContext> {
+  var context = new DODOContext()
+  await context.init(config)
+  return context
+}