solana-program-examples/tokens/token-2022/nft-meta-data-pointer/anchor/program/tests/lumberjack.ts

import * as anchor from "@coral-xyz/anchor";
import { Program } from "@coral-xyz/anchor";
import { ExtensionNft } from "../target/types/extension_nft";
import { ASSOCIATED_PROGRAM_ID } from "@coral-xyz/anchor/dist/cjs/utils/token";
import {
  ASSOCIATED_TOKEN_PROGRAM_ID,
  TOKEN_2022_PROGRAM_ID,
  getAssociatedTokenAddressSync,
} from "@solana/spl-token";
import { Keypair, PublicKey } from "@solana/web3.js";

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

  it("Mint nft!", async () => {
    const balance = await anchor
      .getProvider()
      .connection.getBalance(payer.publicKey);

    if (balance < 1e8) {
      const res = await anchor
        .getProvider()
        .connection.requestAirdrop(payer.publicKey, 1e9);
      await anchor
        .getProvider()
        .connection.confirmTransaction(res, "confirmed");
    }

    let mint = new Keypair();
    console.log("Mint public key", mint.publicKey.toBase58());

    const destinationTokenAccount = getAssociatedTokenAddressSync(
      mint.publicKey,
      payer.publicKey,
      false,
      TOKEN_2022_PROGRAM_ID,
      ASSOCIATED_TOKEN_PROGRAM_ID
    );

    const nft_authority = await PublicKey.findProgramAddress(
      [Buffer.from("nft_authority")],
      program.programId
    );

    let tx = await program.methods
      .mintNft()
      .accounts({
        signer: payer.publicKey,
        systemProgram: anchor.web3.SystemProgram.programId,
        tokenProgram: TOKEN_2022_PROGRAM_ID,
        associatedTokenProgram: ASSOCIATED_PROGRAM_ID,
        tokenAccount: destinationTokenAccount,
        mint: mint.publicKey,
        nftAuthority: nft_authority[0],
        rent: anchor.web3.SYSVAR_RENT_PUBKEY,
      })
      .signers([mint])
      .rpc({ skipPreflight: true });

    console.log("Mint nft tx", tx);
    await anchor.getProvider().connection.confirmTransaction(tx, "confirmed");
  });
});