solana-program-examples/program-basics/recommended-program-layout/anchor/tests/test.ts

import * as anchor from "@project-serum/anchor";
import { Carnival } from "../target/types/carnival";



describe("Carnival", () => {

  const provider = anchor.AnchorProvider.env();
  anchor.setProvider(provider);
  const wallet = provider.wallet as anchor.Wallet;
  const program = anchor.workspace.Carnival as anchor.Program<Carnival>;

  async function sendCarnivalInstructions(instructionsList: anchor.web3.TransactionInstruction[]) {
    let tx = new anchor.web3.Transaction();
    for (var ix of instructionsList) {
        tx.add(ix);
    };
    await anchor.web3.sendAndConfirmTransaction(
        provider.connection, 
        tx,
        [wallet.payer]
    );
}


  it("Go on some rides!", async () => {

    await sendCarnivalInstructions([
        await program.methods.goOnRide("Jimmy", 36, 15, "Scrambler").instruction(),
        await program.methods.goOnRide("Mary", 52, 1, "Ferris Wheel").instruction(),
        await program.methods.goOnRide("Alice", 56, 15, "Scrambler").instruction(),
        await program.methods.goOnRide("Bob", 49, 6, "Tilt-a-Whirl").instruction(),
    ]);
  });


  it("Play some games!", async () => {

    await sendCarnivalInstructions([
        await program.methods.playGame("Jimmy", 15, "I Got It!").instruction(),
        await program.methods.playGame("Mary", 1, "Ring Toss").instruction(),
        await program.methods.playGame("Alice", 15, "Ladder Climb").instruction(),
        await program.methods.playGame("Bob", 6, "Ring Toss").instruction(),
    ]);
  });


  it("Eat some food!", async () => {

    await sendCarnivalInstructions([
        await program.methods.eatFood("Jimmy", 15, "Taco Shack").instruction(),
        await program.methods.eatFood("Mary", 1, "Larry's Pizza").instruction(),
        await program.methods.eatFood("Alice", 15, "Dough Boy's").instruction(),
        await program.methods.eatFood("Bob", 6, "Dough Boy's").instruction(),
    ]);
  });
});