solana-program-examples/tokens/nft-minter/anchor/tests/test.ts

import * as anchor from "@coral-xyz/anchor";
import { NftMinter } from "../target/types/nft_minter";
import { Keypair } from "@solana/web3.js";
import { getAssociatedTokenAddressSync } from "@solana/spl-token";

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

  // The metadata for our NFT
  const metadata = {
    name: "Homer NFT",
    symbol: "HOMR",
    uri: "https://raw.githubusercontent.com/solana-developers/program-examples/new-examples/tokens/tokens/.assets/nft.json",
  };

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

    // Derive the associated token address account for the mint and payer.
    const associatedTokenAccountAddress = getAssociatedTokenAddressSync(
      mintKeypair.publicKey,
      payer.publicKey
    );

    const transactionSignature = await program.methods
      .mintNft(metadata.name, metadata.symbol, metadata.uri)
      .accounts({
        payer: payer.publicKey,
        mintAccount: mintKeypair.publicKey,
        associatedTokenAccount: associatedTokenAccountAddress,
      })
      .signers([mintKeypair])
      .rpc({ skipPreflight: true });

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