chore: integrate launchTestNode into current test suites

.changeset/pretty-hornets-walk.md

@@ -0,0 +1,5 @@
+---
+"@fuel-ts/contract": patch
+---
+
+chore: integrate `launchTestNode` into current test suites

apps/demo-typegen/src/demo.test.ts

@@ -1,6 +1,6 @@
 // #region Testing-in-ts-ts
-import { ContractFactory, Provider, toHex, Wallet, FUEL_NETWORK_URL, Address } from 'fuels';
-import { generateTestWallet, safeExec } from 'fuels/test-utils';
+import { ContractFactory, toHex, Address, Wallet } from 'fuels';
+import { launchTestNode, safeExec } from 'fuels/test-utils';
 
 import storageSlots from '../contract/out/release/demo-contract-storage_slots.json';
 
@@ -10,19 +10,21 @@ import type { PredicateAbiInputs } from './predicate-types';
 import { PredicateAbi__factory } from './predicate-types';
 import { ScriptAbi__factory } from './script-types';
 
-let baseAssetId: string;
-
 /**
  * @group node
+ * @group browser
  */
 describe('ExampleContract', () => {
-  beforeAll(async () => {
-    const provider = await Provider.create(FUEL_NETWORK_URL);
-    baseAssetId = provider.getBaseAssetId();
-  });
   it('with imported storage slots', async () => {
-    const provider = await Provider.create(FUEL_NETWORK_URL);
-    const wallet = await generateTestWallet(provider, [[500_000, baseAssetId]]);
+    using launched = await launchTestNode({
+      walletsConfig: {
+        amountPerCoin: 500_000,
+      },
+    });
+
+    const {
+      wallets: [wallet],
+    } = launched;
 
     // #region typegen-demo-contract-storage-slots
     // #context import storageSlots from './contract/out/debug/demo-contract-storage_slots.json';
@@ -36,8 +38,15 @@ describe('ExampleContract', () => {
     expect(contract.id).toBeTruthy();
   });
   it('should return the input', async () => {
-    const provider = await Provider.create(FUEL_NETWORK_URL);
-    const wallet = await generateTestWallet(provider, [[500_000, baseAssetId]]);
+    using launched = await launchTestNode({
+      walletsConfig: {
+        amountPerCoin: 500_000,
+      },
+    });
+
+    const {
+      wallets: [wallet],
+    } = launched;
 
     // Deploy
     const factory = new ContractFactory(bytecode, DemoContractAbi__factory.abi, wallet);
@@ -64,8 +73,15 @@ describe('ExampleContract', () => {
   });
 
   it('deployContract method', async () => {
-    const provider = await Provider.create(FUEL_NETWORK_URL);
-    const wallet = await generateTestWallet(provider, [[500_000, baseAssetId]]);
+    using launched = await launchTestNode({
+      walletsConfig: {
+        amountPerCoin: 500_000,
+      },
+    });
+
+    const {
+      wallets: [wallet],
+    } = launched;
 
     // #region typegen-demo-contract-factory-deploy
     // #context import { DemoContractAbi__factory } from './types';
@@ -88,8 +104,17 @@ describe('ExampleContract', () => {
 // #endregion Testing-in-ts-ts
 
 it('should throw when simulating via contract factory with wallet with no resources', async () => {
-  const provider = await Provider.create(FUEL_NETWORK_URL);
-  const fundedWallet = await generateTestWallet(provider, [[500_000, baseAssetId]]);
+  using launched = await launchTestNode({
+    walletsConfig: {
+      amountPerCoin: 500_000,
+    },
+  });
+
+  const {
+    provider,
+    wallets: [fundedWallet],
+  } = launched;
+
   const unfundedWallet = Wallet.generate({ provider });
 
   const factory = new ContractFactory(bytecode, DemoContractAbi__factory.abi, fundedWallet);
@@ -103,8 +128,16 @@ it('should throw when simulating via contract factory with wallet with no resour
 });
 
 it('should not throw when dry running via contract factory with wallet with no resources', async () => {
-  const provider = await Provider.create(FUEL_NETWORK_URL);
-  const fundedWallet = await generateTestWallet(provider, [[500_000, baseAssetId]]);
+  using launched = await launchTestNode({
+    walletsConfig: {
+      amountPerCoin: 500_000,
+    },
+  });
+
+  const {
+    provider,
+    wallets: [fundedWallet],
+  } = launched;
   const unfundedWallet = Wallet.generate({ provider });
 
   const factory = new ContractFactory(bytecode, DemoContractAbi__factory.abi, fundedWallet);
@@ -116,8 +149,15 @@ it('should not throw when dry running via contract factory with wallet with no r
 });
 
 test('Example script', async () => {
-  const provider = await Provider.create(FUEL_NETWORK_URL);
-  const wallet = await generateTestWallet(provider, [[500_000, baseAssetId]]);
+  using launched = await launchTestNode({
+    walletsConfig: {
+      amountPerCoin: 500_000,
+    },
+  });
+
+  const {
+    wallets: [wallet],
+  } = launched;
 
   // #region typegen-demo-script
   // #context import { ScriptAbi__factory } from './types';
@@ -135,18 +175,27 @@ test('Example predicate', async () => {
   // #context import { PredicateAbi__factory } from './types';
 
   // In this exchange, we are first transferring some coins to the predicate
-  const provider = await Provider.create(FUEL_NETWORK_URL);
-  const wallet = await generateTestWallet(provider, [[500_000, baseAssetId]]);
+  using launched = await launchTestNode({
+    walletsConfig: {
+      amountPerCoin: 10_000_000_000,
+    },
+  });
+
+  const {
+    provider,
+    wallets: [wallet],
+  } = launched;
+
   const receiver = Wallet.fromAddress(Address.fromRandom(), provider);
 
   const predicateData: PredicateAbiInputs = [];
   const predicate = PredicateAbi__factory.createInstance(provider, predicateData);
 
-  const tx = await wallet.transfer(predicate.address, 150_000, baseAssetId);
+  const tx = await wallet.transfer(predicate.address, 1_000_000, provider.getBaseAssetId());
   const { isStatusSuccess } = await tx.wait();
 
   // Then we are transferring some coins from the predicate to a random address (receiver)
-  const tx2 = await predicate.transfer(receiver.address, 50_000, baseAssetId);
+  const tx2 = await predicate.transfer(receiver.address, 50_000, provider.getBaseAssetId());
   await tx2.wait();
 
   expect((await receiver.getBalance()).toNumber()).toEqual(50_000);

apps/docs-snippets/test/fixtures/forc-projects/return-script/Forc.toml

@@ -1,4 +1,5 @@
 [project]
+authors = ["Fuel Labs <contact@fuel.sh>"]
 entry = "main.sw"
 license = "Apache-2.0"
 name = "return-script"

packages/contract/src/test-utils/launch-test-node.ts

@@ -7,12 +7,15 @@ import type {
 import { FuelError } from '@fuel-ts/errors';
 import type { BytesLike } from '@fuel-ts/interfaces';
 import type { SnapshotConfigs } from '@fuel-ts/utils';
+import { EventEmitter } from 'events';
 import { readFileSync } from 'fs';
 import * as path from 'path';
 import { mergeDeepRight } from 'ramda';
 
 import type { DeployContractOptions, DeployContractResult } from '../contract-factory';
 
+EventEmitter.defaultMaxListeners = 20;
+
 export interface ContractDeployer {
   deployContract(
     bytecode: BytesLike,