137 lines
3.7 KiB
TypeScript
137 lines
3.7 KiB
TypeScript
/*
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Copyright 2020 DODO ZOO.
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SPDX-License-Identifier: Apache-2.0
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*/
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// import * as assert from 'assert';
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import { decimalStr } from '../utils/Converter';
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import { DVMContext, getDVMContext } from '../utils/DVMContext';
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import { assert } from 'chai';
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let lp: string;
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let trader: string;
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async function init(ctx: DVMContext): Promise<void> {
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lp = ctx.SpareAccounts[0];
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trader = ctx.SpareAccounts[1];
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await ctx.mintTestToken(lp, decimalStr("10"), decimalStr("1000"));
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await ctx.mintTestToken(trader, decimalStr("10"), decimalStr("1000"));
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await ctx.transferBaseToDVM(lp, decimalStr("10"))
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await ctx.transferQuoteToDVM(lp, decimalStr("1000"))
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await ctx.DVM.methods.buyShares(lp).send(ctx.sendParam(lp));
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console.log("deposit")
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}
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describe("AMMLikeCase", () => {
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let snapshotId: string;
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let ctx: DVMContext;
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before(async () => {
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let AMMLikeDVMContextInitConfig = {
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lpFeeRate: decimalStr("0.002"),
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mtFeeRate: decimalStr("0.001"),
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k: decimalStr("1"),
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i: "1",
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};
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ctx = await getDVMContext(AMMLikeDVMContextInitConfig);
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await init(ctx);
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});
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beforeEach(async () => {
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snapshotId = await ctx.EVM.snapshot();
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});
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afterEach(async () => {
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await ctx.EVM.reset(snapshotId);
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});
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describe("trade", () => {
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it("basic state", async () => {
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console.log(await ctx.DVM.methods.getMidPrice().call())
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console.log(await ctx.DVM.methods.getBase0().call())
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})
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it("buy", async () => {
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console.log("BASE0 before buy", await ctx.DVM.methods.getBase0().call())
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// buy
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await ctx.transferQuoteToDVM(trader, decimalStr("200"))
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await ctx.DVM.methods.sellQuote(trader).send(ctx.sendParam(trader))
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console.log("BASE0 after buy", await ctx.DVM.methods.getBase0().call())
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// trader balances
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assert.equal(
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await ctx.BASE.methods.balanceOf(trader).call(),
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"11661666666528194443"
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);
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assert.equal(
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await ctx.QUOTE.methods.balanceOf(trader).call(),
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decimalStr("800")
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);
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// vault balances
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assert.equal(
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await ctx.BASE.methods.balanceOf(ctx.DVM.options.address).call(),
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"8336666666805277779"
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);
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assert.equal(
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await ctx.QUOTE.methods.balanceOf(ctx.DVM.options.address).call(),
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decimalStr("1200")
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);
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// maintainer balances
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assert.equal(
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await ctx.BASE.methods.balanceOf(ctx.Maintainer).call(),
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"1666666666527778"
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);
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assert.equal(
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await ctx.QUOTE.methods.balanceOf(ctx.Maintainer).call(),
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decimalStr("0")
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);
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});
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it("sell", async () => {
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console.log("BASE0 before sell", await ctx.DVM.methods.getBase0().call())
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// sell
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await ctx.transferBaseToDVM(trader, decimalStr("1"))
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await ctx.DVM.methods.sellBase(trader).send(ctx.sendParam(trader))
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console.log("BASE0 after sell", await ctx.DVM.methods.getBase0().call())
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// trader balances
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assert.equal(
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await ctx.BASE.methods.balanceOf(trader).call(),
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decimalStr("9")
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);
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assert.equal(
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await ctx.QUOTE.methods.balanceOf(trader).call(),
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"1090636363645427272727"
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);
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// vault balances
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assert.equal(
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await ctx.BASE.methods.balanceOf(ctx.DVM.options.address).call(),
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decimalStr("11")
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);
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assert.equal(
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await ctx.QUOTE.methods.balanceOf(ctx.DVM.options.address).call(),
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"909272727263654545454"
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);
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// maintainer balances
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assert.equal(
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await ctx.BASE.methods.balanceOf(ctx.Maintainer).call(),
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"0"
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);
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assert.equal(
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await ctx.QUOTE.methods.balanceOf(ctx.Maintainer).call(),
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"90909090918181819"
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);
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});
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});
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});
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