Add test for MUI plain text

Author: rvsia

packages/mui-component-mapper/src/tests/plain-text.test.js

@@ -0,0 +1,25 @@
+import React from 'react';
+import { mount } from 'enzyme';
+import Typography from '@material-ui/core/Typography';
+
+import PlainText from '../form-fields/plain-text';
+
+describe('PlainText component', () => {
+  it('renders correctly with three paragraphs', () => {
+    const label = 'One \n Two \n Three';
+    const name = 'name';
+
+    const wrapper = mount(<PlainText name={ name } label={ label }/>);
+
+    expect(wrapper.find(Typography)).toHaveLength(3);
+  });
+
+  it('renders correctly with one paragraphs', () => {
+    const label = 'One';
+    const name = 'name';
+
+    const wrapper = mount(<PlainText name={ name } label={ label }/>);
+
+    expect(wrapper.find(Typography)).toHaveLength(1);
+  });
+});