fix uts

Author: kobenguyent

test/unit/helper/FileSystem_test.js

@@ -1,6 +1,7 @@
 import path from 'path'
 import { expect } from 'chai'
 import { fileURLToPath } from 'url'
+import nodeFs from 'fs' // Import native Node file system
 import FileSystem from '../../../lib/helper/FileSystem.js'
 import codeceptjs from '../../../lib/index.js'
 
@@ -14,6 +15,23 @@ let fs
 describe('FileSystem', () => {
   before(() => {
     global.codecept_dir = path.join(__dirname, '../..')
+
+    // 1. Define exact paths
+    const dataDir = path.join(global.codecept_dir, 'data')
+    const outputDir = path.join(dataDir, 'output')
+    const sampleFilePath = path.join(dataDir, 'fs_sample.txt')
+
+    // 2. Guarantee the directories exist (this fixes the CI crash!)
+    if (!nodeFs.existsSync(dataDir)) {
+      nodeFs.mkdirSync(dataDir, { recursive: true })
+    }
+    if (!nodeFs.existsSync(outputDir)) {
+      nodeFs.mkdirSync(outputDir, { recursive: true })
+    }
+
+    // 3. Guarantee the mock file exists with the exact string expected
+    const sampleContent = `A simple file\nfor FileSystem helper\ntest`
+    nodeFs.writeFileSync(sampleFilePath, sampleContent)
   })
 
   beforeEach(() => {
@@ -43,9 +61,10 @@ describe('FileSystem', () => {
     fs.seeInThisFile('FileSystem')
     fs.dontSeeInThisFile('WebDriverIO')
     fs.dontSeeFileContentsEqual('123345')
-    fs.seeFileContentsEqual(`A simple file
-for FileSystem helper
-test`)
+
+    // Note: If tests fail on Windows due to line endings (\r\n vs \n),
+    // the dynamic writeFileSync in the before() hook solves that too!
+    fs.seeFileContentsEqual(`A simple file\nfor FileSystem helper\ntest`)
   })
 
   it('should write text to file', () => {