Repository: electron/electron
Pull request: test: remove split dependency

#### Description of Change

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the requirements below.

Contributors guide: https://github.com/electron/electron/blob/main/CONTRIBUTING.md
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Removes the `split` dependency as we can just use `node:readline` to get the same end result without the dependency.

#### Checklist
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- [x] PR description included

#### Release Notes

Notes: none <!-- Please add a one-line description for app developers to read in the release notes, or 'none' if no notes relevant to app developers. Examples and help on special cases: https://github.com/electron/clerk/blob/main/README.md#examples -->


Changed files:
filename: spec/api-app-spec.ts
patch: @@ -2,7 +2,6 @@ import { app, BrowserWindow, Menu, session, net as electronNet, WebContents, uti
 
 import { assert, expect } from 'chai';
 import * as semver from 'semver';
-import split = require('split')
 
 import * as cp from 'node:child_process';
 import { once } from 'node:events';
@@ -11,6 +10,7 @@ import * as http from 'node:http';
 import * as https from 'node:https';
 import * as net from 'node:net';
 import * as path from 'node:path';
+import * as readline from 'node:readline';
 import { setTimeout } from 'node:timers/promises';
 import { promisify } from 'node:util';
 
@@ -260,11 +260,11 @@ describe('app module', () => {
       const firstExited = once(first, 'exit');
 
       // Wait for the first app to boot.
-      const firstStdoutLines = first.stdout.pipe(split());
-      while ((await once(firstStdoutLines, 'data')).toString() !== 'started') {
+      const firstStdoutLines = readline.createInterface({ input: first.stdout });
+      while ((await once(firstStdoutLines, 'line')).toString() !== 'started') {
         // wait.
       }
-      const additionalDataPromise = once(firstStdoutLines, 'data');
+      const additionalDataPromise = once(firstStdoutLines, 'line');
 
       const secondInstanceArgs = [process.execPath, appPath, ...testArgs.args, '--some-switch', 'some-arg'];
       const second = cp.spawn(secondInstanceArgs[0], secondInstanceArgs.slice(1));

filename: spec/package.json
patch: @@ -23,7 +23,6 @@
     "@types/mocha": "^7.0.2",
     "@types/send": "^0.14.5",
     "@types/sinon": "^9.0.4",
-    "@types/split": "^1.0.5",
     "@types/uuid": "^3.4.6",
     "@types/w3c-web-serial": "^1.0.7",
     "@types/ws": "^7.2.0",
@@ -46,7 +45,6 @@
     "q": "^1.5.1",
     "send": "^0.19.0",
     "sinon": "^9.0.1",
-    "split": "^1.0.1",
     "uuid": "^3.3.3",
     "winreg": "1.2.4",
     "ws": "^7.5.10",

filename: yarn.lock
patch: @@ -2286,16 +2286,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/split@npm:^1.0.5":
-  version: 1.0.5
-  resolution: "@types/split@npm:1.0.5"
-  dependencies:
-    "@types/node": "npm:*"
-    "@types/through": "npm:*"
-  checksum: 10c0/eb187a3b07e5064928e49bffd5c45ad1f1109135fee52344bb7623cdb55e2ebb16bd6ca009a30a0a6e2b262f7ebb7bf18030ff873819e80fafd4cbb51dba1a74
-  languageName: node
-  linkType: hard
-
 "@types/stream-chain@npm:*":
   version: 2.0.0
   resolution: "@types/stream-chain@npm:2.0.0"
@@ -2338,15 +2328,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@types/through@npm:*":
-  version: 0.0.33
-  resolution: "@types/through@npm:0.0.33"
-  dependencies:
-    "@types/node": "npm:*"
-  checksum: 10c0/6a8edd7f40cd7e197318e86310a40e568cddd380609dde59b30d5cc6c5f8276ddc698905eac4b3b429eb39f2e8ee326bc20dc6e95a2cdc41c4d3fc9a1ebd4929
-  languageName: node
-  linkType: hard
-
 "@types/unist@npm:*, @types/unist@npm:^2.0.0":
   version: 2.0.6
   resolution: "@types/unist@npm:2.0.6"
@@ -4933,7 +4914,6 @@ __metadata:
     "@types/mocha": "npm:^7.0.2"
     "@types/send": "npm:^0.14.5"
     "@types/sinon": "npm:^9.0.4"
-    "@types/split": "npm:^1.0.5"
     "@types/uuid": "npm:^3.4.6"
     "@types/w3c-web-serial": "npm:^1.0.7"
     "@types/ws": "npm:^7.2.0"
@@ -4956,7 +4936,6 @@ __metadata:
     q: "npm:^1.5.1"
     send: "npm:^0.19.0"
     sinon: "npm:^9.0.1"
-    split: "npm:^1.0.1"
     uuid: "npm:^3.3.3"
     winreg: "npm:1.2.4"
     ws: "npm:^7.5.10"