Log React warnings internally, fix warnings in Android tests

Reviewed By: @javache

Differential Revision: D2517993

fb-gh-sync-id: c91a42a0abe4037b72c4497a5dc8b52a922fbf98

Examples/UIExplorer/TextInputExample.android.js

@@ -138,6 +138,7 @@ exports.examples = [
       var examples = autoCapitalizeTypes.map((type) => {
         return (
           <TextInput
+            key={type}
             autoCapitalize={type}
             placeholder={'autoCapitalize: ' + type}
             style={styles.singleLine}
@@ -177,6 +178,7 @@ exports.examples = [
       var examples = keyboardTypes.map((type) => {
         return (
           <TextInput
+            key={type}
             keyboardType={type}
             placeholder={'keyboardType: ' + type}
             style={styles.singleLine}

Libraries/Components/ToolbarAndroid/ToolbarAndroid.android.js

@@ -21,6 +21,13 @@ var ReactPropTypes = require('ReactPropTypes');
 var requireNativeComponent = require('requireNativeComponent');
 var resolveAssetSource = require('resolveAssetSource');
 
+var optionalImageSource = ReactPropTypes.oneOfType([
+  Image.propTypes.source,
+  // Image.propTypes.source is required but we want it to be optional, so we OR
+  // it with a nullable propType.
+  ReactPropTypes.oneOf([])
+]);
+
 /**
  * React component that wraps the Android-only [`Toolbar` widget][0]. A Toolbar can display a logo,
  * navigation icon (e.g. hamburger menu), a title & subtitle and a list of actions. The title and
@@ -75,18 +82,18 @@ var ToolbarAndroid = React.createClass({
      */
     actions: ReactPropTypes.arrayOf(ReactPropTypes.shape({
       title: ReactPropTypes.string.isRequired,
-      icon: Image.propTypes.source,
+      icon: optionalImageSource,
       show: ReactPropTypes.oneOf(['always', 'ifRoom', 'never']),
       showWithText: ReactPropTypes.bool
     })),
     /**
      * Sets the toolbar logo.
      */
-    logo: Image.propTypes.source,
+    logo: optionalImageSource,
     /**
      * Sets the navigation icon.
      */
-    navIcon: Image.propTypes.source,
+    navIcon: optionalImageSource,
     /**
      * Callback that is called when an action is selected. The only argument that is passeed to the
      * callback is the position of the action in the actions array.

Libraries/Image/Image.android.js

@@ -58,14 +58,18 @@ var ImageViewAttributes = merge(ReactNativeViewAttributes.UIView, {
 
 var Image = React.createClass({
   propTypes: {
-    source: PropTypes.shape({
     /**
-       * A string representing the resource identifier for the image, which
+     * `uri` is a string representing the resource identifier for the image, which
      * could be an http address, a local file path, or the name of a static image
-       * resource (which should be wrapped in the `ix` function).
+     * resource (which should be wrapped in the `require('image!name')` function).
      */
+    source: PropTypes.oneOfType([
+      PropTypes.shape({
         uri: PropTypes.string,
-    }).isRequired,
+      }),
+      // Opaque type returned by require('./image.jpg')
+      PropTypes.number,
+    ]).isRequired,
     style: StyleSheetPropType(ImageStylePropTypes),
     /**
      * Used to locate this view in end-to-end tests.

Libraries/RCTTest/SnapshotView.js

@@ -11,9 +11,11 @@
  */
 'use strict';
 
+var Platform = require('Platform');
 var React = require('React');
 var StyleSheet = require('StyleSheet');
 var { TestModule } = require('NativeModules');
+var View = require('View');
 
 var requireNativeComponent = require('requireNativeComponent');
 
@@ -49,6 +51,8 @@ var style = StyleSheet.create({
   },
 });
 
-var RCTSnapshot = requireNativeComponent('RCTSnapshot', SnapshotView);
+var RCTSnapshot = Platform.OS === 'ios' ?
+  requireNativeComponent('RCTSnapshot', SnapshotView) :
+  View;
 
 module.exports = SnapshotView;