fix more tests

Author: udfalkso

test/components/Provider.spec.js

@@ -34,7 +34,7 @@ describe('React', () => {
         spy.destroy();
         expect(spy.calls.length).toBe(0);
 
-        spy = expect.spyOn(console, 'error');
+        spy = expect.spyOn(console, 'warn');
         tree.forceUpdate();
         spy.destroy();
         expect(spy.calls.length).toBe(0);
@@ -78,7 +78,7 @@ describe('React', () => {
         // Trick React into checking propTypes every time:
         LocalProvider.displayName = Math.random().toString();
 
-        let spy = expect.spyOn(console, 'error');
+        let spy = expect.spyOn(console, 'warn');
         const tree = TestUtils.renderIntoDocument(
           <LocalProvider store={store}>
             {() => <Child />}
@@ -94,7 +94,7 @@ describe('React', () => {
           /With React 0.14 and later versions, you no longer need to wrap <Provider> child into a function./
         );
 
-        spy = expect.spyOn(console, 'error');
+        spy = expect.spyOn(console, 'warn');
         tree.forceUpdate();
         spy.destroy();
         expect(spy.calls.length).toBe(0);