@melonproject/protocol
Version:
Technology Regulated and Operated Investment Funds
90 lines (89 loc) • 5.81 kB
JavaScript
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const token_math_1 = require("@melonproject/token-math");
const Environment_1 = require("../../../utils/environment/Environment");
const deployAndInitTestEnv_1 = require("../../utils/deployAndInitTestEnv");
const setupInvestedTestFund_1 = require("../../utils/setupInvestedTestFund");
const balanceOf_1 = require("../../../contracts/dependencies/token/calls/balanceOf");
const getTokenBySymbol_1 = require("../../../utils/environment/getTokenBySymbol");
const toBeTrueWith_1 = require("../../utils/toBeTrueWith");
const setAmguPrice_1 = require("../../../contracts/engine/transactions/setAmguPrice");
const thaw_1 = require("../../../contracts/engine/transactions/thaw");
const increaseTime_1 = require("../../../utils/evm/increaseTime");
const takeEngineOrder_1 = require("../../../contracts/fund/trading/transactions/takeEngineOrder");
const transfer_1 = require("../../../contracts/dependencies/token/transactions/transfer");
const getLiquidEther_1 = require("../../../contracts/engine/calls/getLiquidEther");
const FunctionSignatures_1 = require("../../../contracts/fund/trading/utils/FunctionSignatures");
const register_1 = require("../../../contracts/fund/policies/transactions/register");
const getPrice_1 = require("../../../contracts/prices/calls/getPrice");
expect.extend({ toBeTrueWith: toBeTrueWith_1.toBeTrueWith });
describe('Happy Path', () => {
const shared = {};
beforeAll(() => __awaiter(this, void 0, void 0, function* () {
shared.env = yield deployAndInitTestEnv_1.deployAndInitTestEnv();
expect(shared.env.track).toBe(Environment_1.Tracks.TESTING);
const amguPrice = token_math_1.createQuantity('MLN', '1000000000000');
yield setAmguPrice_1.setAmguPrice(shared.env, shared.env.deployment.melonContracts.engine, amguPrice);
shared.accounts = yield shared.env.eth.getAccounts();
shared.engine = shared.env.deployment.melonContracts.engine;
shared.routes = yield setupInvestedTestFund_1.setupInvestedTestFund(shared.env);
shared.weth = getTokenBySymbol_1.getTokenBySymbol(shared.env, 'WETH');
shared.mln = getTokenBySymbol_1.getTokenBySymbol(shared.env, 'MLN');
yield register_1.register(shared.env, shared.routes.policyManagerAddress, {
method: FunctionSignatures_1.FunctionSignatures.takeOrder,
policy: shared.env.deployment.melonContracts.policies.priceTolerance,
});
}));
test('Trade on Melon Engine', () => __awaiter(this, void 0, void 0, function* () {
yield increaseTime_1.increaseTime(shared.env, 86400 * 32);
yield thaw_1.thaw(shared.env, shared.engine);
const takerQuantity = token_math_1.createQuantity(shared.mln, 0.001); // Mln sell qty
const mlnPrice = yield getPrice_1.getPrice(shared.env, `${shared.env.deployment.melonContracts.priceSource}`, shared.mln);
const makerQuantity = token_math_1.valueIn(mlnPrice, takerQuantity); // Min WETH
const preliquidEther = yield getLiquidEther_1.getLiquidEther(shared.env, shared.engine);
yield transfer_1.transfer(shared.env, {
howMuch: takerQuantity,
to: shared.routes.vaultAddress,
});
const preFundWeth = yield balanceOf_1.balanceOf(shared.env, shared.weth.address, {
address: shared.routes.vaultAddress,
});
const preFundMln = yield balanceOf_1.balanceOf(shared.env, shared.mln.address, {
address: shared.routes.vaultAddress,
});
yield takeEngineOrder_1.takeEngineOrder(shared.env, shared.routes.tradingAddress, {
makerQuantity,
takerQuantity,
});
const postliquidEther = yield getLiquidEther_1.getLiquidEther(shared.env, shared.engine);
const postFundWeth = yield balanceOf_1.balanceOf(shared.env, shared.weth.address, {
address: shared.routes.vaultAddress,
});
const postFundMln = yield balanceOf_1.balanceOf(shared.env, shared.mln.address, {
address: shared.routes.vaultAddress,
});
expect(token_math_1.subtract(postFundWeth.quantity, preFundWeth.quantity)).toEqual(token_math_1.subtract(preliquidEther.quantity, postliquidEther.quantity));
expect(token_math_1.subtract(preFundMln, postFundMln).quantity).toEqual(takerQuantity.quantity);
}));
test('Maker quantity as minimum returned WETH is respected', () => __awaiter(this, void 0, void 0, function* () {
const takerQuantity = token_math_1.createQuantity(shared.mln, 0.001); // Mln sell qty
const mlnPrice = yield getPrice_1.getPrice(shared.env, `${shared.env.deployment.melonContracts.priceSource}`, shared.mln);
const makerQuantity = token_math_1.createQuantity(shared.weth, token_math_1.divide(mlnPrice.quote.quantity, 2)); // Min WETH
yield transfer_1.transfer(shared.env, {
howMuch: takerQuantity,
to: shared.routes.vaultAddress,
});
yield expect(takeEngineOrder_1.takeEngineOrder(shared.env, shared.routes.tradingAddress, {
makerQuantity,
takerQuantity,
})).rejects.toThrow();
}));
});