feat: Add ERC20-like Token
This commit is contained in:
Michael Vines
parent
ab2d6c9ede
commit
ad2fa3ceaf
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@ -92,4 +92,8 @@ declare module '@solana/web3.js' {
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sign(from: Account): void;
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serialize(): Buffer;
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}
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// === src/token-program.js ===
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/* TODO */
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}
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@ -148,7 +148,7 @@ type AccountInfo = {
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*
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* @typedef {string} SignatureStatus
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*/
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type SignatureStatus = 'Confirmed' | 'SignatureNotFound' | 'ProgramRuntimeError' | 'GenericFailure';
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export type SignatureStatus = 'Confirmed' | 'SignatureNotFound' | 'ProgramRuntimeError' | 'GenericFailure';
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/**
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* A connection to a fullnode JSON RPC endpoint
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@ -5,3 +5,4 @@ export {Connection} from './connection';
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export {PublicKey} from './publickey';
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export {SystemProgram} from './system-program';
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export {Transaction} from './transaction';
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export {Token} from './token-program';
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@ -11,8 +11,8 @@ export const publicKey = (property: string = 'publicKey'): Object => {
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};
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/**
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* Layout for a 256bit unsigned value
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* Layout for a 64bit unsigned value
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*/
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export const uint256 = (property: string = 'uint256'): Object => {
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return BufferLayout.blob(32, property);
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export const uint64 = (property: string = 'uint64'): Object => {
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return BufferLayout.blob(8, property);
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};
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@ -12,7 +12,7 @@ export class PublicKey {
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/**
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* Create a new PublicKey object
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*/
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constructor(number: string | Buffer | Array<number>) {
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constructor(number: number | string | Buffer | Array<number>) {
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for (;;) {
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if (typeof number === 'string') {
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@ -0,0 +1,476 @@
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/**
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* @flow
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*/
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import assert from 'assert';
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import BN from 'bn.js';
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import * as BufferLayout from 'buffer-layout';
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import * as Layout from './layout';
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import {
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Account,
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PublicKey,
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SystemProgram,
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Transaction,
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} from '.';
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import {sendAndConfirmTransaction} from './util/send-and-confirm-transaction';
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import type {Connection} from '.';
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/**
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* @private
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*/
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const RustStringLayout = (property: string = 'rustString') => {
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const lengthLayout = BufferLayout.u8('length');
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const rsl = BufferLayout.struct(
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[
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lengthLayout,
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BufferLayout.seq(BufferLayout.u8(), 7, 'u8 into u64 padding'), // TODO: avoid padding
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BufferLayout.blob(
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BufferLayout.offset(lengthLayout, -8),
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'chars',
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),
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],
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property,
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);
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const _decode = rsl.decode.bind(rsl);
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const _encode = rsl.encode.bind(rsl);
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rsl.decode = (buffer, offset) => {
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const data = _decode(buffer, offset);
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return data.chars.toString('utf8');
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};
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rsl.encode = (str, buffer, offset) => {
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const data = {
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chars: Buffer.from(str, 'utf8'),
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};
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return _encode(data, buffer, offset);
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};
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return rsl;
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};
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/**
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* Some amount of tokens
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*/
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export class TokenAmount extends BN {
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/**
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* Convert to Buffer representation
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*/
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toBuffer(): Buffer {
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const a = super.toArray().reverse();
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const b = Buffer.from(a);
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if (b.length === 8) {
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return b;
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}
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assert(b.length < 8, 'TokenAmount too large');
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const zeroPad = Buffer.alloc(8);
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b.copy(zeroPad);
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return zeroPad;
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}
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/**
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* Construct a TokenAmount from Buffer representation
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*/
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static fromBuffer(buffer: Buffer): TokenAmount {
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assert(buffer.length === 8, `Invalid buffer length: ${buffer.length}`);
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return new BN(
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[...buffer].reverse().map(i => `00${i.toString(16)}`.slice(-2)).join(''),
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16
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);
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}
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}
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/**
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* Information about a token
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*/
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type TokenInfo = {
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/**
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* Total supply of tokens
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*/
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supply: TokenAmount,
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/**
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* Number of base 10 digits to the right of the decimal place
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*/
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decimals: number,
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/**
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* Descriptive name of this token
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*/
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name: string,
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/**
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* Symbol for this token
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*/
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symbol: string,
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};
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/**
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* @private
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*/
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const TokenInfoLayout = BufferLayout.struct([
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Layout.uint64('supply'),
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BufferLayout.u8('decimals'),
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new RustStringLayout('name'),
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new RustStringLayout('symbol'),
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]);
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/**
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* Information about a token account
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*/
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type TokenAccountInfo = {
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/**
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* The kind of token this account holds
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*/
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token: PublicKey,
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/**
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* Owner of this account
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*/
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owner: PublicKey,
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/**
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* Amount of tokens this account holds
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*/
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amount: TokenAmount,
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/**
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* The source account for the tokens.
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*
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* If `source` is null, the source is this account.
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* If `source` is not null, the `amount` of tokens in this account represent
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* an allowance of tokens that may be transferred from the source account
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*/
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source: null | PublicKey,
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};
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/**
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* @private
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*/
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const TokenAccountInfoLayout = BufferLayout.struct([
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Layout.publicKey('token'),
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Layout.publicKey('owner'),
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Layout.uint64('amount'),
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BufferLayout.u8('sourceOption'),
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Layout.publicKey('source'),
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]);
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type TokenAndPublicKey = [Token, PublicKey]; // This type exists to workaround an esdoc parse error
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/**
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* An ERC20-like Token
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*/
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export class Token {
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/**
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* @private
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*/
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connection: Connection;
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/**
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* The public key identifying this token
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*/
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token: PublicKey;
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/**
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* Create a Token object attached to the specific token
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*
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* @param connection The connection to use
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* @param token Public key of the token
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*/
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constructor(connection: Connection, token: PublicKey) {
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Object.assign(this, {connection, token});
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}
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/**
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* Create a new Token
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*
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* @param connection The connection to use
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* @param owner User account that will own the returned Token Account
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* @param supply Total supply of the new token
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* @param name Descriptive name of this token
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* @param symbol Symbol for this token
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* @param decimals Location of the decimal place
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* @return Token object for the newly minted token, Public key of the Token Account holding the total supply of new tokens
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*/
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static async createNewToken(
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connection: Connection,
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owner: Account,
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supply: TokenAmount,
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name: string,
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symbol: string,
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decimals: number,
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): Promise<TokenAndPublicKey> {
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const tokenAccount = new Account();
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const token = new Token(connection, tokenAccount.publicKey);
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const initialAccountPublicKey = (await token._newAccount(owner, null)).publicKey;
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let transaction;
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const userdataLayout = BufferLayout.struct([
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BufferLayout.u32('instruction'),
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Layout.uint64('supply'),
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BufferLayout.u8('decimals'),
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new RustStringLayout('name'),
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new RustStringLayout('symbol'),
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]);
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let userdata = Buffer.alloc(1024);
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{
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const encodeLength = userdataLayout.encode(
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{
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instruction: 0, // NewToken instruction
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supply: supply.toBuffer(),
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decimals,
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name,
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symbol,
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},
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userdata,
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);
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userdata = userdata.slice(0, encodeLength);
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}
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// Allocate memory for the tokenAccount account
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transaction = SystemProgram.createAccount(
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owner.publicKey,
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tokenAccount.publicKey,
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1,
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1 + userdata.length,
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Token.programId,
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);
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await sendAndConfirmTransaction(connection, owner, transaction);
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transaction = new Transaction({
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fee: 0,
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keys: [tokenAccount.publicKey, initialAccountPublicKey],
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programId: Token.programId,
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userdata,
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});
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await sendAndConfirmTransaction(connection, tokenAccount, transaction);
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return [token, initialAccountPublicKey];
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}
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/**
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* @private
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*/
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async _newAccount(owner: Account, source: null | PublicKey): Promise<Account> {
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const tokenAccount = new Account();
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let transaction;
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const userdataLayout = BufferLayout.struct([
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BufferLayout.u32('instruction'),
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]);
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const userdata = Buffer.alloc(userdataLayout.span);
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userdataLayout.encode(
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{
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instruction: 1, // NewTokenAccount instruction
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},
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userdata,
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);
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// Allocate memory for the token
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transaction = SystemProgram.createAccount(
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owner.publicKey,
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tokenAccount.publicKey,
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1,
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1 + TokenAccountInfoLayout.span,
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Token.programId,
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);
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await sendAndConfirmTransaction(this.connection, owner, transaction);
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// Initialize the token account
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const keys = [tokenAccount.publicKey, owner.publicKey, this.token];
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if (source) {
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keys.push(source);
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}
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transaction = new Transaction({
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fee: 0,
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keys,
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programId: Token.programId,
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userdata,
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});
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await sendAndConfirmTransaction(this.connection, tokenAccount, transaction);
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return tokenAccount;
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}
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/**
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* Create a new and empty token account.
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*
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* This account may then be used as a `transfer()` or `approve()` destination
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*
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* @param owner User account that will own the new token account
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* @param source If not null, create a delegate account that when authorized
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* may transfer tokens from this `source` account
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* @return Public key of the new empty token account
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*/
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async newAccount(owner: Account, source: null | PublicKey = null): Promise<PublicKey> {
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return (await this._newAccount(owner, source)).publicKey;
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}
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/**
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* Retrieve token information
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*/
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async tokenInfo(): Promise<TokenInfo> {
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const accountInfo = await this.connection.getAccountInfo(this.token);
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if (!accountInfo.programId.equals(Token.programId)) {
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throw new Error(`Invalid token programId: ${JSON.stringify(accountInfo.programId)}`);
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}
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const userdata = Buffer.from(accountInfo.userdata);
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if (userdata.readUInt8(0) !== 1) {
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throw new Error(`Invalid token userdata`);
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}
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const tokenInfo = TokenInfoLayout.decode(userdata, 1);
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tokenInfo.supply = TokenAmount.fromBuffer(tokenInfo.supply);
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return tokenInfo;
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}
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/**
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* Retrieve account information
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*
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* @param account Public key of the token account
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*/
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async accountInfo(account: PublicKey): Promise<TokenAccountInfo> {
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const accountInfo = await this.connection.getAccountInfo(account);
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if (!accountInfo.programId.equals(Token.programId)) {
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throw new Error(`Invalid token account programId`);
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}
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const userdata = Buffer.from(accountInfo.userdata);
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if (userdata.readUInt8(0) !== 2) {
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throw new Error(`Invalid token account userdata`);
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}
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const tokenAccountInfo = TokenAccountInfoLayout.decode(userdata, 1);
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tokenAccountInfo.token = new PublicKey(tokenAccountInfo.token);
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tokenAccountInfo.owner = new PublicKey(tokenAccountInfo.owner);
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tokenAccountInfo.amount = TokenAmount.fromBuffer(tokenAccountInfo.amount);
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tokenAccountInfo.source = tokenAccountInfo.sourceOption === 0 ? null : new PublicKey(tokenAccountInfo.source);
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if (!tokenAccountInfo.token.equals(this.token)) {
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throw new Error(
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`Invalid token account token: ${JSON.stringify(tokenAccountInfo.token)} !== ${JSON.stringify(this.token)}`
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);
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}
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return tokenAccountInfo;
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}
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/**
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* Transfer tokens to another account
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*
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* @param owner Owner of the source token account
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* @param source Source token account
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* @param destination Destination token account
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* @param amount Number of tokens to transfer
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*/
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async transfer(
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owner: Account,
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source: PublicKey,
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destination: PublicKey,
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amount: number | TokenAmount,
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): Promise<void> {
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const accountInfo = await this.accountInfo(source);
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if (!owner.publicKey.equals(accountInfo.owner)) {
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throw new Error('Account owner mismatch');
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}
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const userdataLayout = BufferLayout.struct([
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BufferLayout.u32('instruction'),
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Layout.uint64('amount'),
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]);
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const userdata = Buffer.alloc(userdataLayout.span);
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userdataLayout.encode(
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{
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instruction: 2, // Transfer instruction
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amount: (new TokenAmount(amount)).toBuffer(),
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},
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userdata,
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);
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const keys = [owner.publicKey, source, destination];
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if (accountInfo.source) {
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keys.push(accountInfo.source);
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}
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const transaction = new Transaction({
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fee: 0,
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keys,
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programId: Token.programId,
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userdata,
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});
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await sendAndConfirmTransaction(this.connection, owner, transaction);
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}
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/**
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* Grant a third-party permission to transfer up the specified number of tokens from an account
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*
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* @param owner Owner of the source token account
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* @param source Source token account
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* @param delegate Token account authorized to perform a transfer tokens from the source account
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* @param amount Maximum number of tokens the delegate may transfer
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*/
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async approve(
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owner: Account,
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source: PublicKey,
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delegate: PublicKey,
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amount: number | TokenAmount
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): Promise<void> {
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const userdataLayout = BufferLayout.struct([
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BufferLayout.u32('instruction'),
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Layout.uint64('amount'),
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]);
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const userdata = Buffer.alloc(userdataLayout.span);
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userdataLayout.encode(
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{
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instruction: 3, // Approve instruction
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amount: (new TokenAmount(amount)).toBuffer(),
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},
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userdata,
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);
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const transaction = new Transaction({
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fee: 0,
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keys: [owner.publicKey, source, delegate],
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programId: Token.programId,
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userdata,
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});
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await sendAndConfirmTransaction(this.connection, owner, transaction);
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}
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/**
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* Remove approval for the transfer of any remaining tokens
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*
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* @param owner Owner of the source token account
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* @param source Source token account
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* @param delegate Token account to revoke authorization from
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*/
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revoke(
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owner: Account,
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source: PublicKey,
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delegate: PublicKey
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): Promise<void> {
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return this.approve(owner, source, delegate, 0);
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}
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/**
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* Program Identifier for the Token program
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*/
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static get programId(): PublicKey {
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return new PublicKey('0x500000000000000000000000000000000000000000000000000000000000000');
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}
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}
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@ -18,13 +18,15 @@ type RpcResponse = {
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export const mockRpc: Array<[string, RpcRequest, RpcResponse]> = [];
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// Define DOITLIVE in the environment to test against the real full node
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// identified by `url` instead of using the mock
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export const mockRpcEnabled = !process.env.DOITLIVE;
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// Suppress lint: 'JestMockFn' is not defined
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// eslint-disable-next-line no-undef
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const mock: JestMockFn<any, any> = jest.fn(
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(fetchUrl, fetchOptions) => {
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// Define DOITLIVE in the environment to test against the real full node
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// identified by `url` instead of using the mock
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if (process.env.DOITLIVE) {
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if (!mockRpcEnabled) {
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console.log(`Note: node-fetch mock is disabled, testing live against ${fetchUrl}`);
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return fetch(fetchUrl, fetchOptions);
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}
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|
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|
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@ -4,10 +4,7 @@ import {Account} from '../src/account';
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import {Connection} from '../src/connection';
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import {SystemProgram} from '../src/system-program';
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import {mockRpc} from './__mocks__/node-fetch';
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||||
|
||||
let url = 'http://localhost:8899';
|
||||
//url = 'http://testnet.solana.com:8899';
|
||||
//url = 'http://master.testnet.solana.com:8899';
|
||||
import {url} from './url.js';
|
||||
|
||||
const errorMessage = 'Invalid request';
|
||||
const errorResponse = {
|
||||
|
|
|
|||
|
|
@ -0,0 +1,514 @@
|
|||
// @flow
|
||||
|
||||
import {Account} from '../src/account';
|
||||
import {Connection} from '../src/connection';
|
||||
import {Token, TokenAmount} from '../src/token-program';
|
||||
import {PublicKey} from '../src/publickey';
|
||||
import {mockRpc, mockRpcEnabled} from './__mocks__/node-fetch';
|
||||
import {url} from './url.js';
|
||||
import type {SignatureStatus} from '../src/connection';
|
||||
|
||||
if (!mockRpcEnabled) {
|
||||
// The default of 5 seconds is too slow for live testing sometimes
|
||||
jest.setTimeout(10000);
|
||||
}
|
||||
|
||||
function mockGetLastId() {
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getLastId',
|
||||
params: [],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: '2BjEqiiT43J6XskiHdz7aoocjPeWkCPiKD72SiFQsrA2',
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
function mockGetSignatureStatus(result: SignatureStatus = 'Confirmed') {
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getSignatureStatus',
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result,
|
||||
},
|
||||
]);
|
||||
}
|
||||
function mockSendTransaction() {
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'sendTransaction',
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: '3WE5w4B7v59x6qjyC4FbG2FEKYKQfvsJwqSxNVmtMjT8TQ31hsZieDHcSgqzxiAoTL56n2w5TncjqEKjLhtF4Vk',
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
|
||||
async function newAccountWithTokens(connection: Connection, amount: number = 10): Promise<Account> {
|
||||
const account = new Account();
|
||||
|
||||
{
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'requestAirdrop',
|
||||
params: [account.publicKey.toBase58(), amount],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: '3WE5w4B7v59x6qjyC4FbG2FEKYKQfvsJwqSxNVmtMjT8TQ31hsZieDHcSgqzxiAoTL56n2w5TncjqEKjLhtF4Vk',
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
await connection.requestAirdrop(account.publicKey, amount);
|
||||
return account;
|
||||
}
|
||||
|
||||
// A token created by the first test and used by all subsequent tests
|
||||
let testToken: Token;
|
||||
|
||||
// Initial owner of the token supply
|
||||
let initialOwner;
|
||||
let initialOwnerTokenAccount: PublicKey;
|
||||
|
||||
test('create new token', async () => {
|
||||
const connection = new Connection(url);
|
||||
|
||||
initialOwner = await newAccountWithTokens(connection);
|
||||
|
||||
{
|
||||
// mock SystemProgram.createAccount transaction for Token.createNewToken()
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
|
||||
// mock Token.newAccount() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus('SignatureNotFound');
|
||||
mockGetSignatureStatus();
|
||||
|
||||
// mock SystemProgram.createAccount transaction for Token.createNewToken()
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
|
||||
// mock Token.createNewToken() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus('SignatureNotFound');
|
||||
mockGetSignatureStatus();
|
||||
}
|
||||
|
||||
[testToken, initialOwnerTokenAccount] = await Token.createNewToken(
|
||||
connection,
|
||||
initialOwner,
|
||||
new TokenAmount(10000),
|
||||
'Test token',
|
||||
'TEST',
|
||||
2
|
||||
);
|
||||
|
||||
{
|
||||
// mock Token.tokenInfo()'s getAccountInfo
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getAccountInfo',
|
||||
params: [testToken.token.toBase58()],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: {
|
||||
program_id: [...Token.programId.toBuffer()],
|
||||
tokens: 1,
|
||||
userdata: [
|
||||
1,
|
||||
16, 39, 0, 0, 0, 0, 0, 0,
|
||||
2,
|
||||
10, 0, 0, 0, 0, 0, 0, 0, 84, 101, 115, 116, 32, 116, 111, 107, 101, 110,
|
||||
4, 0, 0, 0, 0, 0, 0, 0, 84, 69, 83, 84
|
||||
],
|
||||
}
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
const tokenInfo = await testToken.tokenInfo();
|
||||
|
||||
expect(tokenInfo.supply.toNumber()).toBe(10000);
|
||||
expect(tokenInfo.decimals).toBe(2);
|
||||
expect(tokenInfo.name).toBe('Test token');
|
||||
expect(tokenInfo.symbol).toBe('TEST');
|
||||
|
||||
|
||||
{
|
||||
// mock Token.accountInfo()'s getAccountInfo
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getAccountInfo',
|
||||
params: [initialOwnerTokenAccount.toBase58()],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: {
|
||||
program_id: [...Token.programId.toBuffer()],
|
||||
tokens: 1,
|
||||
userdata: [
|
||||
2,
|
||||
...testToken.token.toBuffer(),
|
||||
...initialOwner.publicKey.toBuffer(),
|
||||
16, 39, 0, 0, 0, 0, 0, 0,
|
||||
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
||||
],
|
||||
}
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
const accountInfo = await testToken.accountInfo(initialOwnerTokenAccount);
|
||||
|
||||
expect(accountInfo.token.equals(testToken.token)).toBe(true);
|
||||
expect(accountInfo.owner.equals(initialOwner.publicKey)).toBe(true);
|
||||
expect(accountInfo.amount.toNumber()).toBe(10000);
|
||||
expect(accountInfo.source).toBe(null);
|
||||
});
|
||||
|
||||
|
||||
test('create new token account', async () => {
|
||||
const connection = new Connection(url);
|
||||
const destOwner = await newAccountWithTokens(connection);
|
||||
|
||||
{
|
||||
// mock SystemProgram.createAccount transaction for Token.newAccount()
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
|
||||
// mock Token.newAccount() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
}
|
||||
|
||||
const dest = await testToken.newAccount(destOwner);
|
||||
{
|
||||
// mock Token.accountInfo()'s getAccountInfo
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getAccountInfo',
|
||||
params: [dest.toBase58()],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: {
|
||||
program_id: [...Token.programId.toBuffer()],
|
||||
tokens: 1,
|
||||
userdata: [
|
||||
2,
|
||||
...testToken.token.toBuffer(),
|
||||
...destOwner.publicKey.toBuffer(),
|
||||
0, 0, 0, 0, 0, 0, 0, 0,
|
||||
0,
|
||||
],
|
||||
}
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
const accountInfo = await testToken.accountInfo(dest);
|
||||
|
||||
expect(accountInfo.token.equals(testToken.token)).toBe(true);
|
||||
expect(accountInfo.owner.equals(destOwner.publicKey)).toBe(true);
|
||||
expect(accountInfo.amount.toNumber()).toBe(0);
|
||||
expect(accountInfo.source).toBe(null);
|
||||
});
|
||||
|
||||
|
||||
test('transfer', async () => {
|
||||
const connection = new Connection(url);
|
||||
const destOwner = await newAccountWithTokens(connection);
|
||||
|
||||
{
|
||||
// mock SystemProgram.createAccount transaction for Token.newAccount()
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
|
||||
// mock Token.newAccount() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
}
|
||||
|
||||
const dest = await testToken.newAccount(destOwner);
|
||||
|
||||
{
|
||||
// mock Token.transfer()'s getAccountInfo
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getAccountInfo',
|
||||
params: [initialOwnerTokenAccount.toBase58()],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: {
|
||||
program_id: [...Token.programId.toBuffer()],
|
||||
tokens: 1,
|
||||
userdata: [
|
||||
2,
|
||||
...testToken.token.toBuffer(),
|
||||
...initialOwner.publicKey.toBuffer(),
|
||||
123, 0, 0, 0, 0, 0, 0, 0,
|
||||
0,
|
||||
],
|
||||
}
|
||||
}
|
||||
]);
|
||||
|
||||
// mock Token.transfer() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
}
|
||||
|
||||
await testToken.transfer(
|
||||
initialOwner,
|
||||
initialOwnerTokenAccount,
|
||||
dest,
|
||||
123
|
||||
);
|
||||
|
||||
{
|
||||
// mock Token.accountInfo()'s getAccountInfo
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getAccountInfo',
|
||||
params: [dest.toBase58()],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: {
|
||||
program_id: [...Token.programId.toBuffer()],
|
||||
tokens: 1,
|
||||
userdata: [
|
||||
2,
|
||||
...testToken.token.toBuffer(),
|
||||
...dest.toBuffer(),
|
||||
123, 0, 0, 0, 0, 0, 0, 0,
|
||||
0,
|
||||
],
|
||||
}
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
const destAccountInfo = await testToken.accountInfo(dest);
|
||||
expect(destAccountInfo.amount.toNumber()).toBe(123);
|
||||
});
|
||||
|
||||
|
||||
test('approve/revoke', async () => {
|
||||
const connection = new Connection(url);
|
||||
const delegateOwner = await newAccountWithTokens(connection);
|
||||
|
||||
{
|
||||
// mock SystemProgram.createAccount transaction for Token.newAccount()
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
|
||||
// mock Token.newAccount() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
}
|
||||
const delegate = await testToken.newAccount(delegateOwner, initialOwnerTokenAccount);
|
||||
|
||||
{
|
||||
// mock Token.approve() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
}
|
||||
|
||||
await testToken.approve(
|
||||
initialOwner,
|
||||
initialOwnerTokenAccount,
|
||||
delegate,
|
||||
456
|
||||
);
|
||||
|
||||
{
|
||||
// mock Token.accountInfo()'s getAccountInfo
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getAccountInfo',
|
||||
params: [delegate.toBase58()],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: {
|
||||
program_id: [...Token.programId.toBuffer()],
|
||||
tokens: 1,
|
||||
userdata: [
|
||||
2,
|
||||
...testToken.token.toBuffer(),
|
||||
...delegate.toBuffer(),
|
||||
200, 1, 0, 0, 0, 0, 0, 0,
|
||||
1,
|
||||
...initialOwnerTokenAccount.toBuffer(),
|
||||
],
|
||||
}
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
let delegateAccountInfo = await testToken.accountInfo(delegate);
|
||||
|
||||
expect(delegateAccountInfo.amount.toNumber()).toBe(456);
|
||||
if (delegateAccountInfo.source === null) {
|
||||
throw new Error('source should not be null');
|
||||
} else {
|
||||
expect(delegateAccountInfo.source.equals(initialOwnerTokenAccount)).toBe(true);
|
||||
}
|
||||
|
||||
{
|
||||
// mock Token.revoke() transaction
|
||||
mockGetLastId();
|
||||
mockSendTransaction();
|
||||
mockGetSignatureStatus();
|
||||
}
|
||||
|
||||
await testToken.revoke(
|
||||
initialOwner,
|
||||
initialOwnerTokenAccount,
|
||||
delegate,
|
||||
);
|
||||
|
||||
{
|
||||
// mock Token.accountInfo()'s getAccountInfo
|
||||
mockRpc.push([
|
||||
url,
|
||||
{
|
||||
method: 'getAccountInfo',
|
||||
params: [delegate.toBase58()],
|
||||
},
|
||||
{
|
||||
error: null,
|
||||
result: {
|
||||
program_id: [...Token.programId.toBuffer()],
|
||||
tokens: 1,
|
||||
userdata: [
|
||||
2,
|
||||
...testToken.token.toBuffer(),
|
||||
...delegate.toBuffer(),
|
||||
0, 0, 0, 0, 0, 0, 0, 0,
|
||||
1,
|
||||
...initialOwnerTokenAccount.toBuffer(),
|
||||
],
|
||||
}
|
||||
}
|
||||
]);
|
||||
}
|
||||
|
||||
delegateAccountInfo = await testToken.accountInfo(delegate);
|
||||
|
||||
expect(delegateAccountInfo.amount.toNumber()).toBe(0);
|
||||
if (delegateAccountInfo.source === null) {
|
||||
throw new Error('source should not be null');
|
||||
} else {
|
||||
expect(delegateAccountInfo.source.equals(initialOwnerTokenAccount)).toBe(true);
|
||||
}
|
||||
});
|
||||
|
||||
|
||||
test('invalid approve', async () => {
|
||||
if (mockRpcEnabled) {
|
||||
console.log('non-live test skipped');
|
||||
return;
|
||||
}
|
||||
|
||||
const connection = new Connection(url);
|
||||
const owner = await newAccountWithTokens(connection);
|
||||
|
||||
const account1 = await testToken.newAccount(owner);
|
||||
const account2 = await testToken.newAccount(owner);
|
||||
|
||||
// account2 is not a delegate account
|
||||
expect(
|
||||
testToken.approve(
|
||||
owner,
|
||||
account1,
|
||||
account2,
|
||||
123
|
||||
)
|
||||
).rejects.toThrow();
|
||||
});
|
||||
|
||||
|
||||
test('fail on approve overspend', async () => {
|
||||
if (mockRpcEnabled) {
|
||||
console.log('non-live test skipped');
|
||||
return;
|
||||
}
|
||||
|
||||
const connection = new Connection(url);
|
||||
const owner = await newAccountWithTokens(connection);
|
||||
|
||||
const account1 = await testToken.newAccount(owner);
|
||||
const account1Delegate = await testToken.newAccount(owner, account1);
|
||||
const account2 = await testToken.newAccount(owner);
|
||||
|
||||
await testToken.transfer(
|
||||
initialOwner,
|
||||
initialOwnerTokenAccount,
|
||||
account1,
|
||||
10,
|
||||
);
|
||||
|
||||
await testToken.approve(
|
||||
owner,
|
||||
account1,
|
||||
account1Delegate,
|
||||
2
|
||||
);
|
||||
|
||||
await testToken.transfer(
|
||||
owner,
|
||||
account1Delegate,
|
||||
account2,
|
||||
1,
|
||||
);
|
||||
|
||||
await testToken.transfer(
|
||||
owner,
|
||||
account1Delegate,
|
||||
account2,
|
||||
1,
|
||||
);
|
||||
|
||||
expect(
|
||||
testToken.transfer(
|
||||
owner,
|
||||
account1Delegate,
|
||||
account2,
|
||||
1,
|
||||
)
|
||||
).rejects.toThrow();
|
||||
});
|
||||
|
|
@ -0,0 +1,9 @@
|
|||
// @flow
|
||||
|
||||
/**
|
||||
* The connection url to use when running unit tests against a live network
|
||||
*/
|
||||
export const url = 'http://localhost:8899';
|
||||
//export const url = 'http://testnet.solana.com:8899';
|
||||
//export const url = 'http://master.testnet.solana.com:8899';
|
||||
|
||||
Loading…
Reference in New Issue