[React Native] Add new E2E tests

Examples/UIExplorer/TouchableExample.js

@@ -130,10 +130,11 @@ var TouchableFeedbackEvents = React.createClass({
   },
   render: function() {
     return (
-      <View>
+      <View testID="touchable_feedback_events">
         <View style={[styles.row, {justifyContent: 'center'}]}>
         <TouchableOpacity
           style={styles.wrapper}
+          testID="touchable_feedback_events_button"
           onPress={() => this._appendEvent('press')}
           onPressIn={() => this._appendEvent('pressIn')}
           onPressOut={() => this._appendEvent('pressOut')}
@@ -143,7 +144,7 @@ var TouchableFeedbackEvents = React.createClass({
           </Text>
         </TouchableOpacity>
       </View>
-        <View style={styles.eventLogBox}>
+        <View testID="touchable_feedback_events_console" style={styles.eventLogBox}>
           {this.state.eventLog.map((e, ii) => <Text key={ii}>{e}</Text>)}
         </View>
       </View>
@@ -165,10 +166,11 @@ var TouchableDelayEvents = React.createClass({
   },
   render: function() {
     return (
-      <View>
+      <View testID="touchable_delay_events">
         <View style={[styles.row, {justifyContent: 'center'}]}>
         <TouchableOpacity
           style={styles.wrapper}
+          testID="touchable_delay_events_button"
           onPress={() => this._appendEvent('press')}
           delayPressIn={400}
           onPressIn={() => this._appendEvent('pressIn - 400ms delay')}
@@ -181,7 +183,7 @@ var TouchableDelayEvents = React.createClass({
           </Text>
         </TouchableOpacity>
       </View>
-        <View style={styles.eventLogBox}>
+        <View style={styles.eventLogBox} testID="touchable_delay_events_console">
           {this.state.eventLog.map((e, ii) => <Text key={ii}>{e}</Text>)}
         </View>
       </View>

Examples/UIExplorer/UIExplorerList.js

@@ -190,6 +190,7 @@ class UIExplorerList extends React.Component {
             onChangeText={this._search.bind(this)}
             placeholder="Search..."
             style={[styles.searchTextInput, platformTextInputStyle]}
+            testID="explorer_search"
             value={this.state.searchText}
           />
         </View>);