contract.spec.ts

import { toNano } from "@ton/core";
import { Blockchain } from "@ton/sandbox";
import "@ton/test-utils";
import { SampleTactContract } from "./output/sample_SampleTactContract";

describe("contract", () => {
    it("should deploy correctly", async () => {
        // Create Sandbox and deploy contract
        const system = await Blockchain.create();
        const owner = await system.treasury("owner");
        const nonOwner = await system.treasury("non-owner");
        const contract = system.openContract(await SampleTactContract.fromInit(owner.address, 0n));
        const deployResult = await contract.send(owner.getSender(), { value: toNano(1) }, null);
        expect(deployResult.transactions).toHaveTransaction({
            from: owner.address,
            to: contract.address,
            deploy: true,
            success: true,
        });

        // Check counter
        expect(await contract.getCounter()).toEqual(0n);

        // Increment counter
        await contract.send(owner.getSender(), { value: toNano(1) }, { $$type: "Increment" });

        // Check counter
        expect(await contract.getCounter()).toEqual(1n);

        // Non-owner
        const nonOwnerResult = await contract.send(nonOwner.getSender(), { value: toNano(1) }, { $$type: "Increment" });
        const accessDeniedExitCode = 132;
        expect(nonOwnerResult.transactions).toHaveTransaction({
            from: nonOwner.address,
            to: contract.address,
            success: false,
            exitCode: accessDeniedExitCode
        });
    });
});