fix(gherkin): emit test.before/after with real current test (#5580)

Gherkin beforeEach/afterEach pass Mocha hook Context into setup/teardown,
but asyncWrapper read suite.ctx.currentTest (undefined on Context), so
event.test.before received a placeholder test (title "...", empty tags).

Also forward Mocha's done callback instead of no-op () => {}, so
event.test.before completes before scenario Background Before hooks run.

Co-authored-by: Daniil Krapiunitski <daniil.krapiunitski@emplifi.io>
Co-authored-by: Cursor <cursoragent@cursor.com>

Author: 3 people

lib/mocha/asyncWrapper.js

@@ -199,7 +199,7 @@ export function setup(suite) {
     recorder.startUnlessRunning()
     import('./test.js').then(testModule => {
       const { enhanceMochaTest } = testModule.default || testModule
-      event.emit(event.test.before, enhanceMochaTest(suite?.ctx?.currentTest))
+      event.emit(event.test.before, enhanceMochaTest(suite?.currentTest ?? suite?.ctx?.currentTest))
       recorder.add(() => doneFn())
     })
   }
@@ -211,7 +211,7 @@ export function teardown(suite) {
     recorder.startUnlessRunning()
     import('./test.js').then(testModule => {
       const { enhanceMochaTest } = testModule.default || testModule
-      event.emit(event.test.after, enhanceMochaTest(suite?.ctx?.currentTest))
+      event.emit(event.test.after, enhanceMochaTest(suite?.currentTest ?? suite?.ctx?.currentTest))
       recorder.add(() => doneFn())
     })
   }

lib/mocha/gherkin.js

@@ -42,13 +42,12 @@ const gherkinParser = (text, file) => {
   suite.file = file
   suite.timeout(0)
 
-  suite.beforeEach('codeceptjs.before', function () {
-    // In Mocha, 'this' refers to the current test in beforeEach/afterEach hooks
-    setup(this)(() => {})
+  suite.beforeEach('codeceptjs.before', function (done) {
+    // In Mocha, 'this' is the hook Context; currentTest is the running scenario
+    setup(this)(done)
   })
-  suite.afterEach('codeceptjs.after', function () {
-    // In Mocha, 'this' refers to the current test in beforeEach/afterEach hooks
-    teardown(this)(() => {})
+  suite.afterEach('codeceptjs.after', function (done) {
+    teardown(this)(done)
   })
   suite.beforeAll('codeceptjs.beforeSuite', suiteSetup(suite))
   suite.afterAll('codeceptjs.afterSuite', suiteTeardown(suite))