React 16 beta 5 sync (5495e49...c3718c4)

Reviewed By: spicyj

Differential Revision: D5564030

fbshipit-source-id: fd3e6133df7ee8e7488a3c515ce6c783c11d9401

jest/setup.js

@@ -68,6 +68,44 @@ jest
     };
     return DataSource;
   })
+  .mock('AnimatedImplementation', () => {
+    const AnimatedImplementation = require.requireActual('AnimatedImplementation');
+    const oldCreate = AnimatedImplementation.createAnimatedComponent;
+    AnimatedImplementation.createAnimatedComponent = function(Component) {
+      const Wrapped = oldCreate(Component);
+      Wrapped.__skipSetNativeProps_FOR_TESTS_ONLY = true;
+      return Wrapped;
+    };
+    return AnimatedImplementation;
+  })
+  .mock('ReactNative', () => {
+    const ReactNative = require.requireActual('ReactNative');
+    const NativeMethodsMixin =
+      ReactNative.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.NativeMethodsMixin;
+    [
+      'measure',
+      'measureInWindow',
+      'measureLayout',
+      'setNativeProps',
+      'focus',
+      'blur',
+    ].forEach((key) => {
+      let warned = false;
+      NativeMethodsMixin[key] = function() {
+        if (warned) {
+          return;
+        }
+        warned = true;
+        console.warn(
+          'Calling .' + key + '() in the test renderer environment is not ' +
+            'supported. Instead, mock out your components that use ' +
+            'findNodeHandle with replacements that don\'t rely on the ' +
+            'native environment.',
+        );
+      };
+    });
+    return ReactNative;
+  })
   .mock('ensureComponentIsNative', () => () => true);
 
 const mockEmptyObject = {};