Merge pull request #2297 from storybooks/make-console-error-and-log-f…

…ail-tests-#2196

Issue #2196 - Set console.warn and console.error to throw in tests

scripts/jest.init.js

@@ -8,3 +8,15 @@ import Adapter from 'enzyme-adapter-react-16';
 global.console.info = jest.fn().mockImplementation(() => {})
 
 configure({ adapter: new Adapter() });
+
+/* Fail tests on PropType warnings
+ This allows us to throw an error in tests environments when there are prop-type warnings. This should keep the tests
+ free of warnings going forward.
+ */
+
+const throwError = message => {
+  throw new Error(message);
+};
+
+global.console.error = throwError;
+global.console.warn = throwError;