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connection.test.ts
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connection.test.ts
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import bs58 from 'bs58';
import {Buffer} from 'buffer';
import * as splToken from '@solana/spl-token';
import {expect, use} from 'chai';
import chaiAsPromised from 'chai-as-promised';
import {Agent as HttpAgent} from 'http';
import {Agent as HttpsAgent} from 'https';
import {AbortController} from 'node-abort-controller';
import {match, mock, spy, useFakeTimers, SinonFakeTimers} from 'sinon';
import sinonChai from 'sinon-chai';
import {
Authorized,
Connection,
EpochSchedule,
SystemProgram,
Transaction,
LAMPORTS_PER_SOL,
Lockup,
PublicKey,
StakeProgram,
sendAndConfirmTransaction,
Keypair,
Message,
AddressLookupTableProgram,
SYSTEM_INSTRUCTION_LAYOUTS,
NONCE_ACCOUNT_LENGTH,
} from '../src';
import invariant from '../src/utils/assert';
import {toBuffer} from '../src/utils/to-buffer';
import {MOCK_PORT, url} from './url';
import {
AccountInfo,
BLOCKHASH_CACHE_TIMEOUT_MS,
BlockResponse,
BlockSignatures,
Commitment,
ConfirmedBlock,
Context,
EpochInfo,
InflationGovernor,
InflationRate,
Logs,
SignatureResult,
SlotInfo,
} from '../src/connection';
import {sleep} from '../src/utils/sleep';
import {
helpers,
mockErrorMessage,
mockErrorResponse,
mockRpcBatchResponse,
mockRpcResponse,
mockServer,
} from './mocks/rpc-http';
import {
stubRpcWebSocket,
restoreRpcWebSocket,
mockRpcMessage,
} from './mocks/rpc-websockets';
import {
NonceInformation,
TransactionInstruction,
TransactionSignature,
TransactionExpiredBlockheightExceededError,
TransactionExpiredNonceInvalidError,
TransactionExpiredTimeoutError,
TransactionMessage,
} from '../src/transaction';
import type {
SignatureStatus,
TransactionError,
KeyedAccountInfo,
} from '../src/connection';
import {VersionedTransaction} from '../src/transaction/versioned';
import {MessageV0} from '../src/message/v0';
import {encodeData} from '../src/instruction';
use(chaiAsPromised);
use(sinonChai);
async function mockNonceAccountResponse(
nonceAccountPubkey: string,
nonceValue: string,
nonceAuthority: string,
slot?: number,
) {
const mockNonceAccountData = Buffer.alloc(NONCE_ACCOUNT_LENGTH);
mockNonceAccountData.fill(0);
// Authority starts after 4 version bytes and 4 state bytes.
mockNonceAccountData.set(bs58.decode(nonceAuthority), 4 + 4);
// Nonce hash starts 32 bytes after the authority.
mockNonceAccountData.set(bs58.decode(nonceValue), 4 + 4 + 32);
await mockRpcResponse({
method: 'getAccountInfo',
params: [nonceAccountPubkey, {encoding: 'base64'}],
value: {
owner: SystemProgram.programId.toBase58(),
lamports: LAMPORTS_PER_SOL,
data: [mockNonceAccountData.toString('base64'), 'base64'],
executable: false,
rentEpoch: 20,
},
slot,
withContext: true,
});
}
const verifySignatureStatus = (
status: SignatureStatus | null,
err?: TransactionError,
): SignatureStatus => {
if (status === null) {
expect(status).not.to.be.null;
throw new Error(); // unreachable
}
const expectedErr = err || null;
expect(status.err).to.eql(expectedErr);
expect(status.slot).to.be.at.least(0);
if (expectedErr !== null) return status;
const confirmations = status.confirmations;
if (typeof confirmations === 'number') {
expect(confirmations).to.be.at.least(0);
} else {
expect(confirmations).to.be.null;
}
return status;
};
describe('Connection', function () {
let connection: Connection;
beforeEach(() => {
connection = new Connection(url);
});
if (mockServer) {
const server = mockServer;
beforeEach(() => {
server.start(MOCK_PORT);
stubRpcWebSocket(connection);
});
afterEach(() => {
server.stop();
restoreRpcWebSocket(connection);
});
}
if (mockServer) {
it('should pass HTTP headers to RPC', async () => {
const headers = {
Authorization: 'Bearer 123',
};
let connection = new Connection(url, {
httpHeaders: headers,
});
await mockRpcResponse({
method: 'getVersion',
params: [],
value: {'solana-core': '0.20.4'},
withHeaders: headers,
});
expect(await connection.getVersion()).to.be.not.null;
});
it('should allow middleware to augment request', async () => {
let connection = new Connection(url, {
fetchMiddleware: (url, options, fetch) => {
options.headers = Object.assign(options.headers, {
Authorization: 'Bearer 123',
});
fetch(url, options);
},
});
await mockRpcResponse({
method: 'getVersion',
params: [],
value: {'solana-core': '0.20.4'},
withHeaders: {
Authorization: 'Bearer 123',
},
});
expect(await connection.getVersion()).to.be.not.null;
});
}
describe('override HTTP agent', () => {
let previousBrowserEnv;
beforeEach(() => {
previousBrowserEnv = process.env.BROWSER;
delete process.env.BROWSER;
});
afterEach(() => {
process.env.BROWSER = previousBrowserEnv;
});
it('uses no agent with fetch when `overrideAgent` is `false`', () => {
const fetch = spy();
const c = new Connection(url, {httpAgent: false, fetch});
c.getBlock(0);
expect(fetch).to.have.been.calledWith(
match.any,
match({agent: undefined}),
);
});
it('uses the supplied `overrideAgent` with fetch', () => {
const fetch = spy();
const httpAgent = new HttpsAgent();
const c = new Connection('https://example.com', {httpAgent, fetch});
c.getBlock(0);
expect(fetch).to.have.been.calledWith(
match.any,
match({agent: httpAgent}),
);
});
it('throws when the supplied `overrideAgent` is http but the endpoint is https', () => {
expect(() => {
new Connection('https://example.com', {httpAgent: new HttpAgent()});
}).to.throw;
});
it('throws when the supplied `overrideAgent` is https but the endpoint is http', () => {
expect(() => {
new Connection('http://example.com', {httpAgent: new HttpsAgent()});
}).to.throw;
});
});
it('should attribute middleware fatals to the middleware', async () => {
let connection = new Connection(url, {
// eslint-disable-next-line @typescript-eslint/no-unused-vars
fetchMiddleware: (_url, _options, _fetch) => {
throw new Error('This middleware experienced a fatal error');
},
});
const error = await expect(connection.getVersion()).to.be.rejectedWith(
'This middleware experienced a fatal error',
);
expect(error)
.to.be.an.instanceOf(Error)
.and.to.have.property('stack')
.that.include('fetchMiddleware');
});
it('should not attribute fetch errors to the middleware', async () => {
let connection = new Connection(url, {
fetchMiddleware: (url, _options, fetch) => {
fetch(url, 'An `Object` was expected here; this is a `TypeError`.');
},
});
const error = await expect(connection.getVersion()).to.be.rejected;
expect(error)
.to.be.an.instanceOf(Error)
.and.to.have.property('stack')
.that.does.not.include('fetchMiddleware');
});
it('get account info - not found', async () => {
const account = Keypair.generate();
await mockRpcResponse({
method: 'getAccountInfo',
params: [account.publicKey.toBase58(), {encoding: 'base64'}],
value: null,
withContext: true,
});
expect(await connection.getAccountInfo(account.publicKey)).to.be.null;
await mockRpcResponse({
method: 'getAccountInfo',
params: [account.publicKey.toBase58(), {encoding: 'jsonParsed'}],
value: null,
withContext: true,
});
expect((await connection.getParsedAccountInfo(account.publicKey)).value).to
.be.null;
});
it('get multiple accounts info', async () => {
const account1 = Keypair.generate();
const account2 = Keypair.generate();
{
await helpers.airdrop({
connection,
address: account1.publicKey,
amount: LAMPORTS_PER_SOL,
});
await helpers.airdrop({
connection,
address: account2.publicKey,
amount: LAMPORTS_PER_SOL,
});
}
const value = [
{
owner: '11111111111111111111111111111111',
lamports: LAMPORTS_PER_SOL,
data: ['', 'base64'],
executable: false,
rentEpoch: 0,
space: 0,
},
{
owner: '11111111111111111111111111111111',
lamports: LAMPORTS_PER_SOL,
data: ['', 'base64'],
executable: false,
rentEpoch: 0,
space: 0,
},
];
await mockRpcResponse({
method: 'getMultipleAccounts',
params: [
[account1.publicKey.toBase58(), account2.publicKey.toBase58()],
{encoding: 'base64'},
],
value: value,
withContext: true,
});
const res = await connection.getMultipleAccountsInfo(
[account1.publicKey, account2.publicKey],
'confirmed',
);
const expectedValue = [
{
owner: new PublicKey('11111111111111111111111111111111'),
lamports: LAMPORTS_PER_SOL,
data: Buffer.from([]),
executable: false,
rentEpoch: 0,
space: 0,
},
{
owner: new PublicKey('11111111111111111111111111111111'),
lamports: LAMPORTS_PER_SOL,
data: Buffer.from([]),
executable: false,
rentEpoch: 0,
space: 0,
},
];
expect(res).to.eql(expectedValue);
});
it('get program accounts', async () => {
const account0 = Keypair.generate();
const account1 = Keypair.generate();
const programId = Keypair.generate();
{
await helpers.airdrop({
connection,
address: account0.publicKey,
amount: LAMPORTS_PER_SOL,
});
const transaction = new Transaction().add(
SystemProgram.assign({
accountPubkey: account0.publicKey,
programId: programId.publicKey,
}),
);
await helpers.processTransaction({
connection,
transaction,
signers: [account0],
commitment: 'confirmed',
});
}
{
await helpers.airdrop({
connection,
address: account1.publicKey,
amount: 0.5 * LAMPORTS_PER_SOL,
});
const transaction = new Transaction().add(
SystemProgram.assign({
accountPubkey: account1.publicKey,
programId: programId.publicKey,
}),
);
await helpers.processTransaction({
connection,
transaction,
signers: [account1],
commitment: 'confirmed',
});
}
const feeCalculator = (await helpers.recentBlockhash({connection}))
.feeCalculator;
{
await mockRpcResponse({
method: 'getProgramAccounts',
params: [
programId.publicKey.toBase58(),
{commitment: 'confirmed', encoding: 'base64'},
],
value: [
{
account: {
data: ['', 'base64'],
executable: false,
lamports: LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account0.publicKey.toBase58(),
},
{
account: {
data: ['', 'base64'],
executable: false,
lamports:
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account1.publicKey.toBase58(),
},
],
});
const programAccounts = await connection.getProgramAccounts(
programId.publicKey,
{
commitment: 'confirmed',
},
);
expect(programAccounts).to.have.length(2);
programAccounts.forEach(function (keyedAccount) {
if (keyedAccount.pubkey.equals(account0.publicKey)) {
expect(keyedAccount.account.lamports).to.eq(
LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
);
} else {
expect(keyedAccount.pubkey).to.eql(account1.publicKey);
expect(keyedAccount.account.lamports).to.eq(
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
);
}
});
}
{
await mockRpcResponse({
method: 'getProgramAccounts',
params: [
programId.publicKey.toBase58(),
{commitment: 'confirmed', encoding: 'base64'},
],
value: [
{
account: {
data: ['', 'base64'],
executable: false,
lamports: LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account0.publicKey.toBase58(),
},
{
account: {
data: ['', 'base64'],
executable: false,
lamports:
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account1.publicKey.toBase58(),
},
],
});
const programAccounts = await connection.getProgramAccounts(
programId.publicKey,
'confirmed',
);
expect(programAccounts).to.have.length(2);
programAccounts.forEach(function (keyedAccount) {
if (keyedAccount.pubkey.equals(account0.publicKey)) {
expect(keyedAccount.account.lamports).to.eq(
LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
);
} else {
expect(keyedAccount.pubkey).to.eql(account1.publicKey);
expect(keyedAccount.account.lamports).to.eq(
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
);
}
});
}
{
await mockRpcResponse({
method: 'getProgramAccounts',
params: [
programId.publicKey.toBase58(),
{
commitment: 'confirmed',
encoding: 'base64',
filters: [
{
dataSize: 0,
},
],
},
],
value: [
{
account: {
data: ['', 'base64'],
executable: false,
lamports: LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account0.publicKey.toBase58(),
},
{
account: {
data: ['', 'base64'],
executable: false,
lamports:
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account1.publicKey.toBase58(),
},
],
});
const programAccountsDoMatchFilter = await connection.getProgramAccounts(
programId.publicKey,
{
commitment: 'confirmed',
encoding: 'base64',
filters: [{dataSize: 0}],
},
);
expect(programAccountsDoMatchFilter).to.have.length(2);
}
{
await mockRpcResponse({
method: 'getProgramAccounts',
params: [
programId.publicKey.toBase58(),
{
commitment: 'confirmed',
encoding: 'base64',
filters: [
{
memcmp: {
offset: 0,
bytes: 'XzdZ3w',
},
},
],
},
],
value: [],
});
const programAccountsDontMatchFilter =
await connection.getProgramAccounts(programId.publicKey, {
commitment: 'confirmed',
filters: [
{
memcmp: {
offset: 0,
bytes: 'XzdZ3w',
},
},
],
});
expect(programAccountsDontMatchFilter).to.have.length(0);
}
{
await mockRpcResponse({
method: 'getProgramAccounts',
params: [
programId.publicKey.toBase58(),
{commitment: 'confirmed', encoding: 'jsonParsed'},
],
value: [
{
account: {
data: ['', 'base64'],
executable: false,
lamports: LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account0.publicKey.toBase58(),
},
{
account: {
data: ['', 'base64'],
executable: false,
lamports:
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account1.publicKey.toBase58(),
},
],
});
const programAccounts = await connection.getParsedProgramAccounts(
programId.publicKey,
{
commitment: 'confirmed',
},
);
expect(programAccounts).to.have.length(2);
programAccounts.forEach(function (element) {
if (element.pubkey.equals(account0.publicKey)) {
expect(element.account.lamports).to.eq(
LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
);
} else {
expect(element.pubkey).to.eql(account1.publicKey);
expect(element.account.lamports).to.eq(
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
);
}
});
}
{
await mockRpcResponse({
method: 'getProgramAccounts',
params: [
programId.publicKey.toBase58(),
{
commitment: 'confirmed',
encoding: 'jsonParsed',
filters: [
{
dataSize: 2,
},
],
},
],
value: [],
});
const programAccountsDontMatchFilter =
await connection.getParsedProgramAccounts(programId.publicKey, {
commitment: 'confirmed',
filters: [{dataSize: 2}],
});
expect(programAccountsDontMatchFilter).to.have.length(0);
}
{
await mockRpcResponse({
method: 'getProgramAccounts',
params: [
programId.publicKey.toBase58(),
{
commitment: 'confirmed',
encoding: 'jsonParsed',
filters: [
{
memcmp: {
offset: 0,
bytes: '',
},
},
],
},
],
value: [
{
account: {
data: ['', 'base64'],
executable: false,
lamports: LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account0.publicKey.toBase58(),
},
{
account: {
data: ['', 'base64'],
executable: false,
lamports:
0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
owner: programId.publicKey.toBase58(),
rentEpoch: 20,
},
pubkey: account1.publicKey.toBase58(),
},
],
});
const programAccountsDoMatchFilter =
await connection.getParsedProgramAccounts(programId.publicKey, {
commitment: 'confirmed',
filters: [
{
memcmp: {
offset: 0,
bytes: '',
},
},
],
});
expect(programAccountsDoMatchFilter).to.have.length(2);
}
}).timeout(30 * 1000);
it('get balance', async () => {
const account = Keypair.generate();
await mockRpcResponse({
method: 'getBalance',
params: [account.publicKey.toBase58()],
value: {
context: {
slot: 11,
},
value: 0,
},
});
const balance = await connection.getBalance(account.publicKey);
expect(balance).to.be.at.least(0);
});
it('get inflation', async () => {
await mockRpcResponse({
method: 'getInflationGovernor',
params: [],
value: {
foundation: 0.05,
foundationTerm: 7.0,
initial: 0.15,
taper: 0.15,
terminal: 0.015,
},
});
const inflation = await connection.getInflationGovernor();
const inflationKeys: (keyof InflationGovernor)[] = [
'initial',
'terminal',
'taper',
'foundation',
'foundationTerm',
];
for (const key of inflationKeys) {
expect(inflation).to.have.property(key);
expect(inflation[key]).to.be.greaterThan(0);
}
});
it('get inflation reward', async () => {
if (mockServer) {
await mockRpcResponse({
method: 'getInflationReward',
params: [
[
'7GHnTRB8Rz14qZQhDXf8ox1Kfu7mPcPLpKaBJJirmYj2',
'CrinLuHjVGDDcQfrEoCmM4k31Ni9sMoTCEEvNSUSh7Jg',
],
{
epoch: 0,
},
],
value: [
{
amount: 3646143,
effectiveSlot: 432000,
epoch: 0,
postBalance: 30504783,
commission: 0,
},
null,
],
});
const inflationReward = await connection.getInflationReward(
[
new PublicKey('7GHnTRB8Rz14qZQhDXf8ox1Kfu7mPcPLpKaBJJirmYj2'),
new PublicKey('CrinLuHjVGDDcQfrEoCmM4k31Ni9sMoTCEEvNSUSh7Jg'),
],
0,
);
expect(inflationReward).to.have.lengthOf(2);
}
});
it('get inflation rate', async () => {
await mockRpcResponse({
method: 'getInflationRate',
params: [],
value: {
total: 0.08,
validator: 0.076,
foundation: 0.004,
epoch: 1,
},
});
const inflation = await connection.getInflationRate();
const inflationKeys: (keyof InflationRate)[] = [
'total',
'validator',
'foundation',
'epoch',
];
for (const key of inflationKeys) {
expect(inflation).to.have.property(key);
if (mockServer) {
expect(inflation[key]).to.be.greaterThan(0);
} else {
expect(inflation[key]).to.be.at.least(0);
}
}
});
it('get epoch info', async () => {
await mockRpcResponse({
method: 'getEpochInfo',
params: [{commitment: 'confirmed'}],
value: {
epoch: 0,
slotIndex: 1,
slotsInEpoch: 8192,
absoluteSlot: 1,
blockHeight: 1,
},
});
const epochInfo = await connection.getEpochInfo('confirmed');
const epochInfoKeys: (keyof EpochInfo)[] = [
'epoch',
'slotIndex',
'slotsInEpoch',
'absoluteSlot',
'blockHeight',
];
for (const key of epochInfoKeys) {
expect(epochInfo).to.have.property(key);
expect(epochInfo[key]).to.be.at.least(0);
}
});
it('get epoch schedule', async () => {
await mockRpcResponse({
method: 'getEpochSchedule',
params: [],
value: {
firstNormalEpoch: 8,
firstNormalSlot: 8160,
leaderScheduleSlotOffset: 8192,
slotsPerEpoch: 8192,
warmup: true,
},
});
const epochSchedule = await connection.getEpochSchedule();
const epochScheduleKeys: (keyof EpochSchedule)[] = [
'firstNormalEpoch',
'firstNormalSlot',
'leaderScheduleSlotOffset',
'slotsPerEpoch',
];
for (const key of epochScheduleKeys) {
expect(epochSchedule).to.have.property('warmup');
expect(epochSchedule).to.have.property(key);
if (epochSchedule.warmup) {
expect(epochSchedule[key]).to.be.greaterThan(0);
}
}
});
it('get leader schedule', async () => {
await mockRpcResponse({
method: 'getLeaderSchedule',
params: [],
value: {
'123vij84ecQEKUvQ7gYMKxKwKF6PbYSzCzzURYA4xULY': [0, 1, 2, 3],
'8PTjAikKoAybKXcEPnDSoy8wSNNikUBJ1iKawJKQwXnB': [4, 5, 6, 7],
},
});
const leaderSchedule = await connection.getLeaderSchedule();
expect(Object.keys(leaderSchedule).length).to.be.at.least(1);
for (const key in leaderSchedule) {
const slots = leaderSchedule[key];
expect(Array.isArray(slots)).to.be.true;
expect(slots.length).to.be.at.least(4);
}
});
it('get slot', async () => {
await mockRpcResponse({
method: 'getSlot',
params: [],
value: 123,
});
const slot = await connection.getSlot();
if (mockServer) {
expect(slot).to.eq(123);
} else {
// No idea what the correct slot value should be on a live cluster, so
// just check the type
expect(typeof slot).to.eq('number');
}
});
it('get slot leader', async () => {
await mockRpcResponse({
method: 'getSlotLeader',
params: [],
value: '11111111111111111111111111111111',
});
const slotLeader = await connection.getSlotLeader();
if (mockServer) {
expect(slotLeader).to.eq('11111111111111111111111111111111');
} else {
// No idea what the correct slotLeader value should be on a live cluster, so
// just check the type
expect(typeof slotLeader).to.eq('string');
}
});
it('get slot leaders', async () => {
await mockRpcResponse({
method: 'getSlotLeaders',
params: [0, 1],
value: ['11111111111111111111111111111111'],
});
const slotLeaders = await connection.getSlotLeaders(0, 1);
expect(slotLeaders).to.have.length(1);
expect(slotLeaders[0]).to.be.instanceOf(PublicKey);
});
it('get cluster nodes', async () => {
await mockRpcResponse({
method: 'getClusterNodes',
params: [],
value: [
{
pubkey: '11111111111111111111111111111111',
gossip: '127.0.0.0:1234',
tpu: '127.0.0.0:1235',
rpc: null,
version: '1.1.10',
},
],
});
const clusterNodes = await connection.getClusterNodes();
if (mockServer) {
expect(clusterNodes).to.have.length(1);
expect(clusterNodes[0].pubkey).to.eq('11111111111111111111111111111111');