Polyfill process.exitCode for Node.js < v20

alphagov · Nov 1, 2023 · 4626a91 · 4626a91
1 parent 6f80560
commit 4626a91
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/lib/plugins/plugin-validator.spec.js b/lib/plugins/plugin-validator.spec.js
@@ -13,6 +13,13 @@ describe('plugin-validator', () => {
   const validSuccessMessages = phaseOneSuccessMessages.concat([ansiColors.green('The plugin config is valid.')])
 
   beforeEach(() => {
+    // Polyfill process.exitCode property for Node.js < v20
+    if (!process.exitCode) {
+      Object.defineProperty(process, 'exitCode', {
+        get: jest.fn(),
+        set: jest.fn()
+      })
+    }
     const mockFileSystemRoot = path.join(process.cwd(), 'example-plugin')
     const exitCodeSetterSpy = jest.spyOn(process, 'exitCode', 'set').mockImplementation(() => {})
     testScope = {
@@ -42,6 +49,8 @@ describe('plugin-validator', () => {
 
   afterEach(() => {
     jest.clearAllMocks()
+    // Clear Polyfill process.exitCode property for Node.js < v20
+    process.exitCode = undefined
   })
 
   describe('unexpected keys', () => {