solana-program-examples/tokens/create-token/solang/tests/create-token.ts

import * as anchor from "@coral-xyz/anchor";
import { Program } from "@coral-xyz/anchor";
import { CreateToken } from "../target/types/create_token";
import { Metaplex } from "@metaplex-foundation/js";
import { SYSVAR_RENT_PUBKEY, SystemProgram, PublicKey } from "@solana/web3.js";

describe("create-token", () => {
  const provider = anchor.AnchorProvider.env();
  anchor.setProvider(provider);
  const program = anchor.workspace.CreateToken as Program<CreateToken>;

  // Generate new keypair to use as data account
  const dataAccount = anchor.web3.Keypair.generate();
  const wallet = provider.wallet;
  const connection = provider.connection;

  // Metadata for the token
  const tokenTitle = "Solana Gold";
  const tokenSymbol = "GOLDSOL";
  const tokenUri =
    "https://raw.githubusercontent.com/solana-developers/program-examples/new-examples/tokens/tokens/.assets/spl-token.json";

  it("Is initialized!", async () => {
    // Initialize data account for the program, which is required by Solang
    const tx = await program.methods
      .new()
      .accounts({ dataAccount: dataAccount.publicKey })
      .signers([dataAccount])
      .rpc();
    console.log("Your transaction signature", tx);
  });

  it("Create an SPL Token!", async () => {
    // Generate a new keypair for the mint
    const mintKeypair = anchor.web3.Keypair.generate();

    // Get the metadata address for the mint
    const metaplex = Metaplex.make(connection);
    const metadataAddress = await metaplex
      .nfts()
      .pdas()
      .metadata({ mint: mintKeypair.publicKey });

    const tx = await program.methods
      .createTokenMint(
        wallet.publicKey, // freeze authority
        9, // decimals for the mint
        tokenTitle, // token name
        tokenSymbol, // token symbol
        tokenUri // token uri (off-chain metadata)
      )
      .accounts({ 
        payer: wallet.publicKey, //payer
        mint: mintKeypair.publicKey, // mint
        metadata: metadataAddress, // metadata address
        mintAuthority: wallet.publicKey, // mint authority
        rentAddress: SYSVAR_RENT_PUBKEY,
        metadataProgramId: new PublicKey("metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s"),
      })
      .signers([mintKeypair])
      .rpc({ skipPreflight: true });
    console.log("Your transaction signature", tx);
  });

  it("Create an NFT!", async () => {
    // Generate a new keypair for the mint
    const mintKeypair = anchor.web3.Keypair.generate();

    // Get the metadata address for the mint
    const metaplex = Metaplex.make(connection);
    const metadataAddress = await metaplex
      .nfts()
      .pdas()
      .metadata({ mint: mintKeypair.publicKey });

    const tx = await program.methods
      .createTokenMint(
        wallet.publicKey,
        0, // decimals for the mint, 0 for NFTs "non-fungible"
        tokenTitle,
        tokenSymbol,
        tokenUri
      )
      .accounts({ 
        payer: wallet.publicKey, //payer
        mint: mintKeypair.publicKey, // mint
        metadata: metadataAddress, // metadata address
        mintAuthority: wallet.publicKey, // mint authority
        rentAddress: SYSVAR_RENT_PUBKEY,
        metadataProgramId: new PublicKey("metaqbxxUerdq28cj1RbAWkYQm3ybzjb6a8bt518x1s"),
      })
      .signers([mintKeypair])
      .rpc({ skipPreflight: true });
    console.log("Your transaction signature", tx);
  });
});