Add spec for AndroidToast (#24888)

Summary:
part of #24875

## Changelog

[General] [Added] - Add TM spec for AndroidToast
Pull Request resolved: https://github.com/facebook/react-native/pull/24888

Reviewed By: RSNara

Differential Revision: D15543043

Pulled By: fkgozali

fbshipit-source-id: 6636dd913f7c006704ead1aa92d37e42a4edf70e

Libraries/Components/ToastAndroid/NativeToastAndroid.js

@@ -0,0 +1,39 @@
+/**
+ * Copyright (c) Facebook, Inc. and its affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow
+ * @format
+ */
+
+'use strict';
+
+import type {TurboModule} from 'RCTExport';
+import * as TurboModuleRegistry from 'TurboModuleRegistry';
+
+export interface Spec extends TurboModule {
+  +getConstants: () => {|
+    SHORT: number,
+    LONG: number,
+    TOP: number,
+    BOTTOM: number,
+    CENTER: number,
+  |};
+  +show: (message: string, duration: number) => void;
+  +showWithGravity: (
+    message: string,
+    duration: number,
+    gravity: number,
+  ) => void;
+  +showWithGravityAndOffset: (
+    message: string,
+    duration: number,
+    gravity: number,
+    xOffset: number,
+    yOffset: number,
+  ) => void;
+}
+
+export default TurboModuleRegistry.getEnforcing<Spec>('ToastAndroid');

Libraries/Components/ToastAndroid/ToastAndroid.android.js

@@ -9,9 +9,7 @@
  */
 
 'use strict';
-
-const RCTToastAndroid = require('../../BatchedBridge/NativeModules')
-  .ToastAndroid;
+import NativeToastAndroid from './NativeToastAndroid';
 
 /**
  * This exposes the native ToastAndroid module as a JS module. This has a function 'show'
@@ -36,16 +34,15 @@ const RCTToastAndroid = require('../../BatchedBridge/NativeModules')
 
 const ToastAndroid = {
   // Toast duration constants
-  SHORT: RCTToastAndroid.SHORT,
-  LONG: RCTToastAndroid.LONG,
-
+  SHORT: NativeToastAndroid.getConstants().SHORT,
+  LONG: NativeToastAndroid.getConstants().LONG,
   // Toast gravity constants
-  TOP: RCTToastAndroid.TOP,
-  BOTTOM: RCTToastAndroid.BOTTOM,
-  CENTER: RCTToastAndroid.CENTER,
+  TOP: NativeToastAndroid.getConstants().TOP,
+  BOTTOM: NativeToastAndroid.getConstants().BOTTOM,
+  CENTER: NativeToastAndroid.getConstants().CENTER,
 
   show: function(message: string, duration: number): void {
-    RCTToastAndroid.show(message, duration);
+    NativeToastAndroid.show(message, duration);
   },
 
   showWithGravity: function(
@@ -53,7 +50,7 @@ const ToastAndroid = {
     duration: number,
     gravity: number,
   ): void {
-    RCTToastAndroid.showWithGravity(message, duration, gravity);
+    NativeToastAndroid.showWithGravity(message, duration, gravity);
   },
 
   showWithGravityAndOffset: function(
@@ -63,7 +60,7 @@ const ToastAndroid = {
     xOffset: number,
     yOffset: number,
   ): void {
-    RCTToastAndroid.showWithGravityAndOffset(
+    NativeToastAndroid.showWithGravityAndOffset(
       message,
       duration,
       gravity,

Libraries/Components/ToastAndroid/ToastAndroid.ios.js

@@ -16,6 +16,24 @@ const ToastAndroid = {
   show: function(message: string, duration: number): void {
     warning(false, 'ToastAndroid is not supported on this platform.');
   },
+
+  showWithGravity: function(
+    message: string,
+    duration: number,
+    gravity: number,
+  ): void {
+    warning(false, 'ToastAndroid is not supported on this platform.');
+  },
+
+  showWithGravityAndOffset: function(
+    message: string,
+    duration: number,
+    gravity: number,
+    xOffset: number,
+    yOffset: number,
+  ): void {
+    warning(false, 'ToastAndroid is not supported on this platform.');
+  },
 };
 
 module.exports = ToastAndroid;