angular
diff --git a/‎packages/core/test/render3/BUILD.bazel
Lines changed: 4 additions & 1 deletion b/‎packages/core/test/render3/BUILD.bazel
Lines changed: 4 additions & 1 deletion
diff --git a/‎packages/core/test/render3/ivy/BUILD.bazel
Lines changed: 4 additions & 1 deletion b/‎packages/core/test/render3/ivy/BUILD.bazel
Lines changed: 4 additions & 1 deletion
diff --git a/‎packages/core/test/render3/load_domino.ts
Lines changed: 0 additions & 1 deletion b/‎packages/core/test/render3/load_domino.ts
Lines changed: 0 additions & 1 deletion
diff --git a/‎packages/core/testing/src/async.ts
Lines changed: 5 additions & 7 deletions b/‎packages/core/testing/src/async.ts
Lines changed: 5 additions & 7 deletions
diff --git a/‎packages/core/testing/src/async_fallback.ts
Lines changed: 0 additions & 118 deletions b/‎packages/core/testing/src/async_fallback.ts
Lines changed: 0 additions & 118 deletions
diff --git a/‎packages/core/testing/src/fake_async.ts
Lines changed: 10 additions & 14 deletions b/‎packages/core/testing/src/fake_async.ts
Lines changed: 10 additions & 14 deletions
@@ -76,7 +76,10 @@ ts_library(
 
 jasmine_node_test(
     name = "render3",
-    bootstrap = [":domino_es5"],
+    bootstrap = [
+        ":domino_es5",
+        "//tools/testing:node_es5",
+    ],
     deps = [
         ":render3_node_lib",
         "//packages/zone.js/lib",
 
@@ -16,7 +16,10 @@ ts_library(
 
 jasmine_node_test(
     name = "ivy",
-    bootstrap = ["//packages/core/test/render3:domino_es5"],
+    bootstrap = [
+        "//packages/core/test/render3:domino_es5",
+        "//tools/testing:node_es5",
+    ],
     tags = [
         "ivy-only",
     ],
 
@@ -7,7 +7,6 @@
  */
 
 // Needed to run animation tests
-import 'zone.js/lib/node/rollup-main';
 import '@angular/compiler'; // For JIT mode. Must be in front of any other @angular/* imports.
 import {ɵgetDOM as getDOM} from '@angular/common';
 import {DominoAdapter} from '@angular/platform-server/src/domino_adapter';
 
@@ -5,9 +5,6 @@
  * Use of this source code is governed by an MIT-style license that can be
  * found in the LICENSE file at https://angular.io/license
  */
-
-import {asyncFallback} from './async_fallback';
-
 /**
  * Wraps a test function in an asynchronous test zone. The test will automatically
  * complete when all asynchronous calls within this zone are done. Can be used
@@ -38,10 +35,11 @@ export function waitForAsync(fn: Function): (done: any) => any {
   if (typeof asyncTest === 'function') {
     return asyncTest(fn);
   }
-  // not using new version of zone.js
-  // TODO @JiaLiPassion, remove this after all library updated to
-  // newest version of zone.js(0.8.25)
-  return asyncFallback(fn);
+  return function() {
+    return Promise.reject(
+        'zone-testing.js is needed for the async() test helper but could not be found. ' +
+        'Please make sure that your environment includes zone.js/dist/zone-testing.js');
+  };
 }
 
 /**
 
@@ -5,11 +5,13 @@
  * Use of this source code is governed by an MIT-style license that can be
  * found in the LICENSE file at https://angular.io/license
  */
-import {discardPeriodicTasksFallback, fakeAsyncFallback, flushFallback, flushMicrotasksFallback, resetFakeAsyncZoneFallback, tickFallback} from './fake_async_fallback';
-
 const _Zone: any = typeof Zone !== 'undefined' ? Zone : null;
 const fakeAsyncTestModule = _Zone && _Zone[_Zone.__symbol__('fakeAsyncTest')];
 
+const fakeAsyncTestModuleNotLoadedErrorMessage =
+    `zone-testing.js is needed for the async() test helper but could not be found.
+        Please make sure that your environment includes zone.js/dist/zone-testing.js`;
+
 /**
  * Clears out the shared fake async zone for a test.
  * To be called in a global `beforeEach`.
@@ -19,9 +21,8 @@ const fakeAsyncTestModule = _Zone && _Zone[_Zone.__symbol__('fakeAsyncTest')];
 export function resetFakeAsyncZone(): void {
   if (fakeAsyncTestModule) {
     return fakeAsyncTestModule.resetFakeAsyncZone();
-  } else {
-    return resetFakeAsyncZoneFallback();
   }
+  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
 }
 
 /**
@@ -46,9 +47,8 @@ export function resetFakeAsyncZone(): void {
 export function fakeAsync(fn: Function): (...args: any[]) => any {
   if (fakeAsyncTestModule) {
     return fakeAsyncTestModule.fakeAsync(fn);
-  } else {
-    return fakeAsyncFallback(fn);
   }
+  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
 }
 
 /**
@@ -108,9 +108,8 @@ export function tick(
     }): void {
   if (fakeAsyncTestModule) {
     return fakeAsyncTestModule.tick(millis, tickOptions);
-  } else {
-    return tickFallback(millis, tickOptions);
   }
+  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
 }
 
 /**
@@ -126,9 +125,8 @@ export function tick(
 export function flush(maxTurns?: number): number {
   if (fakeAsyncTestModule) {
     return fakeAsyncTestModule.flush(maxTurns);
-  } else {
-    return flushFallback(maxTurns);
   }
+  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
 }
 
 /**
@@ -139,9 +137,8 @@ export function flush(maxTurns?: number): number {
 export function discardPeriodicTasks(): void {
   if (fakeAsyncTestModule) {
     return fakeAsyncTestModule.discardPeriodicTasks();
-  } else {
-    discardPeriodicTasksFallback();
   }
+  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
 }
 
 /**
@@ -152,7 +149,6 @@ export function discardPeriodicTasks(): void {
 export function flushMicrotasks(): void {
   if (fakeAsyncTestModule) {
     return fakeAsyncTestModule.flushMicrotasks();
-  } else {
-    return flushMicrotasksFallback();
   }
+  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
 }