diff --git a/async/test/es6-generators.ts b/async/test/es6-generators.ts
index be48e652b4..dfb7840737 100644
--- a/async/test/es6-generators.ts
+++ b/async/test/es6-generators.ts
@@ -5,6 +5,9 @@ function funcMapComplete<T, E>(error: E, results: T[]) { }
 
 function funcCbErrBoolean<T>(v: T, cb: (err: Error, res: boolean) => void) { }
 
+function eachIterator<T, E>(item: T, callback: (err: Error) => void) { }
+function eachOfIterator<T, K, E>(item: T, key: K, callback: (err: Error) => void) { }
+
 async.map(funcCollection(), funcMapIterator, funcMapComplete)
 async.mapSeries(funcCollection(), funcMapIterator, funcMapComplete)
 async.mapLimit(funcCollection(), 2, funcMapIterator, funcMapComplete)
@@ -19,3 +22,16 @@ async.selectLimit(funcCollection(), 2, funcCbErrBoolean, function (err: Error, r
 async.reject(funcCollection(), funcCbErrBoolean, function (err: Error, results: any[]) { })
 async.rejectSeries(funcCollection(), funcCbErrBoolean, function (err: Error, results: any[]) { })
 async.rejectLimit(funcCollection(), 2, funcCbErrBoolean, function (err: Error, results: any[]) { })
+
+async.each(funcCollection(), eachIterator, function (err: Error) { })
+async.eachLimit(funcCollection(), 2, eachIterator, function (err: Error) { })
+async.eachSeries(funcCollection(), eachIterator, function (err: Error) { })
+async.eachOf(funcCollection(), eachOfIterator, function (err: Error) { })
+async.eachOfLimit(funcCollection(), 2, eachOfIterator, function (err: Error) { })
+async.eachOfSeries(funcCollection(), eachOfIterator, function (err: Error) { })
+async.forEach(funcCollection(), eachIterator, function (err: Error) { })
+async.forEachLimit(funcCollection(), 2, eachIterator, function (err: Error) { })
+async.forEachSeries(funcCollection(), eachIterator, function (err: Error) { })
+async.forEachOf(funcCollection(), eachOfIterator, function (err: Error) { })
+async.forEachOfLimit(funcCollection(), 2, eachOfIterator, function (err: Error) { })
+async.forEachOfSeries(funcCollection(), eachOfIterator, function (err: Error) { })