solana-program-library/token/js/test/e2e-2022/interestBearingMint.test.ts

84 lines
3.2 KiB
TypeScript

import chai, { expect } from 'chai';
import chaiAsPromised from 'chai-as-promised';
chai.use(chaiAsPromised);
import { Connection, Keypair, PublicKey, Signer } from '@solana/web3.js';
import {
createInterestBearingMint,
getInterestBearingMintConfigState,
getMint,
updateRateInterestBearingMint,
} from '../../src';
import { getConnection, newAccountWithLamports, TEST_PROGRAM_ID } from '../common';
const TEST_TOKEN_DECIMALS = 2;
const TEST_RATE = 10;
const TEST_UPDATE_RATE = 50;
describe('interestBearingMint', () => {
let connection: Connection;
let payer: Signer;
let mint: PublicKey;
let rateAuthority: Keypair;
let mintAuthority: Keypair;
let freezeAuthority: Keypair;
let mintKeypair: Keypair;
before(async () => {
connection = await getConnection();
payer = await newAccountWithLamports(connection, 1000000000);
rateAuthority = Keypair.generate();
mintAuthority = Keypair.generate();
freezeAuthority = Keypair.generate();
});
it('initialize and update rate', async () => {
mintKeypair = Keypair.generate();
mint = mintKeypair.publicKey;
await createInterestBearingMint(
connection,
payer,
mintAuthority.publicKey,
freezeAuthority.publicKey,
rateAuthority.publicKey,
TEST_RATE,
TEST_TOKEN_DECIMALS,
mintKeypair,
undefined,
TEST_PROGRAM_ID
);
const mintInfo = await getMint(connection, mint, undefined, TEST_PROGRAM_ID);
const interestBearingMintConfigState = getInterestBearingMintConfigState(mintInfo);
expect(interestBearingMintConfigState).to.not.be.null;
if (interestBearingMintConfigState !== null) {
expect(interestBearingMintConfigState.rateAuthority).to.eql(rateAuthority.publicKey);
expect(interestBearingMintConfigState.preUpdateAverageRate).to.eql(TEST_RATE);
expect(interestBearingMintConfigState.currentRate).to.eql(TEST_RATE);
expect(interestBearingMintConfigState.lastUpdateTimestamp).to.be.greaterThan(0);
expect(interestBearingMintConfigState.initializationTimestamp).to.be.greaterThan(0);
}
await updateRateInterestBearingMint(
connection,
payer,
mint,
rateAuthority,
TEST_UPDATE_RATE,
[],
undefined,
TEST_PROGRAM_ID
);
const mintInfoUpdatedRate = await getMint(connection, mint, undefined, TEST_PROGRAM_ID);
const updatedRateConfigState = getInterestBearingMintConfigState(mintInfoUpdatedRate);
expect(updatedRateConfigState).to.not.be.null;
if (updatedRateConfigState !== null) {
expect(updatedRateConfigState.rateAuthority).to.eql(rateAuthority.publicKey);
expect(updatedRateConfigState.currentRate).to.eql(TEST_UPDATE_RATE);
expect(updatedRateConfigState.preUpdateAverageRate).to.eql(TEST_RATE);
expect(updatedRateConfigState.lastUpdateTimestamp).to.be.greaterThan(0);
expect(updatedRateConfigState.initializationTimestamp).to.be.greaterThan(0);
}
});
});