fix: enable fuel-core node cleanup to work in Bun (#3438)

* fix: issue with bun not kill processes

* chore: removed `console.log`'s from tests

* chore: ensure all process children killed

* chore: changeset

* chore: release

* chore: fix test

* chore: un-release

* chore: pls fix

* chore: include custom .d.ts files

* chore: fix test

* chore: removed flaky check

* chore: suppressing errors

.changeset/wise-ladybugs-nail.md

@@ -0,0 +1,5 @@
+---
+"@fuel-ts/account": patch
+---
+
+fix: enable `fuel-core` node cleanup to work in Bun

packages/account/package.json

@@ -68,16 +68,16 @@
     "ramda": "^0.30.1"
   },
   "devDependencies": {
-    "type-fest": "^4.26.1",
     "@fuel-ts/hasher": "workspace:*",
     "@fuel-ts/math": "workspace:*",
     "@fuel-ts/utils": "workspace:*",
     "@graphql-codegen/cli": "^5.0.3",
     "@graphql-codegen/typescript": "^4.0.9",
     "@graphql-codegen/typescript-generic-sdk": "^4.0.1",
     "@graphql-codegen/typescript-operations": "^4.2.3",
+    "@internal/utils": "workspace:*",
     "@types/ramda": "^0.30.2",
     "get-graphql-schema": "^2.1.2",
-    "@internal/utils": "workspace:*"
+    "type-fest": "^4.26.1"
   }
 }

packages/account/src/test-utils/launchNode.test.ts

@@ -30,15 +30,15 @@ vi.mock('fs', async () => {
  */
 describe('launchNode', () => {
   test('using ephemeral port 0 is possible', async () => {
-    const { cleanup, port, url } = await launchNode({ port: '0' });
+    const { cleanup, port, url } = await launchNode({ port: '0', loggingEnabled: false });
     expect(await fetch(url)).toBeTruthy();
     expect(port).not.toEqual('0');
 
     cleanup();
   });
 
   it('cleanup kills the started node', async () => {
-    const { cleanup, url } = await launchNode();
+    const { cleanup, url } = await launchNode({ loggingEnabled: false });
     expect(await fetch(url)).toBeTruthy();
 
     cleanup();
@@ -57,7 +57,7 @@ describe('launchNode', () => {
     const spawnSpy = vi.spyOn(childProcessMod, 'spawn');
     const killSpy = vi.spyOn(process, 'kill');
 
-    const { cleanup, pid } = await launchNode();
+    const { cleanup, pid } = await launchNode({ loggingEnabled: false });
 
     const spawnOptions = spawnSpy.mock.calls[0][2];
     expect(spawnOptions.detached).toBeTruthy();
@@ -74,7 +74,7 @@ describe('launchNode', () => {
 
     process.env.FUEL_CORE_PATH = '';
 
-    const { result } = await safeExec(async () => launchNode());
+    const { result } = await safeExec(async () => launchNode({ loggingEnabled: false }));
 
     const command = spawnSpy.mock.calls[0][0];
     expect(command).toEqual('fuel-core');
@@ -95,7 +95,7 @@ describe('launchNode', () => {
 
     const fuelCorePath = './my-fuel-core-binary-path';
     const { error } = await safeExec(async () => {
-      await launchNode({ fuelCorePath, loggingEnabled: true });
+      await launchNode({ fuelCorePath, loggingEnabled: false });
     });
 
     expect(error).toBeTruthy();
@@ -107,7 +107,7 @@ describe('launchNode', () => {
   test('reads FUEL_CORE_PATH environment variable for fuel-core binary', async () => {
     const spawnSpy = vi.spyOn(childProcessMod, 'spawn');
     process.env.FUEL_CORE_PATH = 'fuels-core';
-    const { cleanup, url } = await launchNode();
+    const { cleanup, url } = await launchNode({ loggingEnabled: false });
     await Provider.create(url);
 
     const command = spawnSpy.mock.calls[0][0];
@@ -152,7 +152,7 @@ describe('launchNode', () => {
   });
 
   test('logs fuel-core outputs via console.log', async () => {
-    const logSpy = vi.spyOn(console, 'log');
+    const logSpy = vi.spyOn(console, 'log').mockImplementation(() => {});
 
     const { cleanup } = await launchNode({ loggingEnabled: true });
     const logs = logSpy.mock.calls.map((call) => call[0]);
@@ -162,7 +162,7 @@ describe('launchNode', () => {
 
   test('cleanup removes temporary directory', async () => {
     const mkdirSyncSpy = vi.spyOn(fsMod, 'mkdirSync');
-    const { cleanup } = await launchNode();
+    const { cleanup } = await launchNode({ loggingEnabled: false });
 
     expect(mkdirSyncSpy).toHaveBeenCalledTimes(1);
     const tempDirPath = mkdirSyncSpy.mock.calls[0][0];
@@ -252,4 +252,18 @@ describe('launchNode', () => {
       `fuel-core node under pid ${pid} does not exist. The node might have been killed before cleanup was called. Exiting cleanly.`
     );
   });
+
+  test('should clean up when unable to kill process with "RangeError: pid must be a positive integer" error', async () => {
+    const killSpy = vi.spyOn(process, 'kill').mockImplementationOnce(() => {
+      throw new RangeError('pid must be a positive integer');
+    });
+
+    const { pid, cleanup } = await launchNode({ loggingEnabled: false });
+
+    cleanup();
+
+    expect(killSpy).toBeCalledTimes(2);
+    expect(killSpy).toBeCalledWith(-pid);
+    expect(killSpy).toBeCalledWith(+pid);
+  });
 });

packages/account/src/test-utils/launchNode.ts

@@ -236,6 +236,10 @@ export const launchNode = async ({
             console.log(
               `fuel-core node under pid ${child.pid} does not exist. The node might have been killed before cleanup was called. Exiting cleanly.`
             );
+          } else if (error.message.includes('pid must be a positive integer')) {
+            // This is a workaround for a bug with Bun.
+            // See: https://github.com/oven-sh/bun/issues/8787
+            process.kill(+child.pid);
           } else {
             throw e;
           }

tsconfig.test.json

@@ -3,6 +3,6 @@
   "compilerOptions": {
     "noEmit": true
   },
-  "include": ["**/*.test.ts"],
+  "include": ["**/*.test.ts", "**/*.d.ts"],
   "exclude": ["node_modules", "apps/docs/src/**/*.test.ts"]
 }