Adding mocking tools for components

src/__mocks__/component-mock.js

@@ -0,0 +1,17 @@
+const React = require('react');
+
+const buildMock = component => {
+  const componentName = component.displayName || component.name || 'Component';
+  const Mock = ({ children, ...props }) => (
+    <span data-component={ componentName } { ...props }>{ children }</span>
+  );
+  Mock.propTypes = component.propTypes;
+  return Mock;
+};
+
+module.exports = path => {
+  const actual = jest.requireActual(path).default;
+  return buildMock(actual);
+};
+
+module.exports.buildMock = buildMock;

src/__mocks__/react-i18next.js

@@ -0,0 +1,6 @@
+const reactI18next = jest.requireActual('react-i18next');
+
+module.exports = {
+  ...reactI18next,
+  Trans: require('__mocks__/component-mock').buildMock(reactI18next.Trans)
+};