solana-program-examples/tokens/create-token/anchor/tests/test.ts

import { PROGRAM_ID as TOKEN_METADATA_PROGRAM_ID } from "@metaplex-foundation/mpl-token-metadata";
import * as anchor from "@coral-xyz/anchor";
import { TOKEN_PROGRAM_ID } from "@coral-xyz/anchor/dist/cjs/utils/token";
import { CreateToken } from "../target/types/create_token";
import {
  PublicKey,
  Keypair,
  SYSVAR_RENT_PUBKEY,
  SystemProgram,
} from "@solana/web3.js";

describe("Create Tokens", () => {
  const provider = anchor.AnchorProvider.env();
  anchor.setProvider(provider);
  const payer = provider.wallet as anchor.Wallet;
  const program = anchor.workspace.CreateToken as anchor.Program<CreateToken>;

  const metadata = {
    name: "Solana Gold",
    symbol: "GOLDSOL",
    uri: "https://raw.githubusercontent.com/solana-developers/program-examples/new-examples/tokens/tokens/.assets/spl-token.json",
  };

  it("Create an SPL Token!", async () => {
    // Generate new keypair to use as address for mint account.
    const mintKeypair = new Keypair();

    // Derive the PDA of the metadata account for the mint.
    const [metadataAddress] = PublicKey.findProgramAddressSync(
      [
        Buffer.from("metadata"),
        TOKEN_METADATA_PROGRAM_ID.toBuffer(),
        mintKeypair.publicKey.toBuffer(),
      ],
      TOKEN_METADATA_PROGRAM_ID
    );

    // SPL Token default = 9 decimals
    const transactionSignature = await program.methods
      .createTokenMint(metadata.name, metadata.symbol, metadata.uri, 9)
      .accounts({
        payer: payer.publicKey,
        metadataAccount: metadataAddress,
        mintAccount: mintKeypair.publicKey,
        rent: SYSVAR_RENT_PUBKEY,
        systemProgram: SystemProgram.programId,
        tokenProgram: TOKEN_PROGRAM_ID,
        tokenMetadataProgram: TOKEN_METADATA_PROGRAM_ID,
      })
      .signers([mintKeypair])
      .rpc();

    console.log("Success!");
    console.log(`   Mint Address: ${mintKeypair.publicKey}`);
    console.log(`   Transaction Signature: ${transactionSignature}`);
  });

  it("Create an NFT!", async () => {
    // Generate new keypair to use as address for mint account.
    const mintKeypair = new Keypair();

    // Derive the PDA of the metadata account for the mint.
    const [metadataAddress] = PublicKey.findProgramAddressSync(
      [
        Buffer.from("metadata"),
        TOKEN_METADATA_PROGRAM_ID.toBuffer(),
        mintKeypair.publicKey.toBuffer(),
      ],
      TOKEN_METADATA_PROGRAM_ID
    );

    // NFT default = 0 decimals
    const transactionSignature = await program.methods
      .createTokenMint(metadata.name, metadata.symbol, metadata.uri, 0)
      .accounts({
        payer: payer.publicKey,
        metadataAccount: metadataAddress,
        mintAccount: mintKeypair.publicKey,
        rent: SYSVAR_RENT_PUBKEY,
        systemProgram: SystemProgram.programId,
        tokenProgram: TOKEN_PROGRAM_ID,
        tokenMetadataProgram: TOKEN_METADATA_PROGRAM_ID,
      })
      .signers([mintKeypair])
      .rpc();

    console.log("Success!");
    console.log(`   Mint Address: ${mintKeypair.publicKey}`);
    console.log(`   Transaction Signature: ${transactionSignature}`);
  });
});