test: add stories for DataDimension component

src/__demo__/DataDimension.stories.js

@@ -0,0 +1,53 @@
+import { DataProvider } from '@dhis2/app-runtime'
+import { ConfigProvider } from '@dhis2/app-service-config'
+import React, { useState } from 'react'
+import DataDimension from '../components/DataDimension/DataDimension.js'
+
+const Wrapper = (story) => (
+    <ConfigProvider config={{ serverVersion: { major: 2, minor: 41 } }}>
+        <DataProvider
+            baseUrl="https://test.e2e.dhis2.org/analytics-41dev"
+            apiVersion="41"
+        >
+            {story()}
+        </DataProvider>
+    </ConfigProvider>
+)
+
+export default {
+    title: 'DataDimension',
+    decorators: [Wrapper],
+}
+
+export const NoneSelected = () => {
+    const [selected, setSelected] = useState([])
+
+    return (
+        <DataDimension
+            displayNameProp="displayName"
+            selectedDimensions={selected}
+            onSelect={(response) => setSelected(response.items)}
+        />
+    )
+}
+
+NoneSelected.story = {
+    name: 'None selected',
+}
+
+export const WithInfoBoxMessage = () => {
+    const [selected, setSelected] = useState([])
+
+    return (
+        <DataDimension
+            displayNameProp="displayName"
+            selectedDimensions={selected}
+            onSelect={(response) => setSelected(response.items)}
+            infoBoxMessage={'Test message showing in the info box'}
+        />
+    )
+}
+
+WithInfoBoxMessage.story = {
+    name: 'With info box message',
+}