add a Story without value

Author: msmx-mnakagawa

stories/Picklist.stories.tsx

@@ -381,3 +381,36 @@ export const WithDividers: StoryObj<StoryProps> = {
     },
   },
 };
+
+/**
+ *
+ */
+export const WithoutValue: StoryObj<StoryProps> = {
+  name: 'Without Value',
+  render: ({ picklistItem1_onClick, picklistItem2_onClick, ...args }) => (
+    <Picklist {...args}>
+      <PicklistItem
+        key='1'
+        label='Picklist Item One (No Value)'
+        onClick={picklistItem1_onClick}
+      />
+      <PicklistItem
+        key='2'
+        label='Picklist Item Two (No Value)'
+        onClick={picklistItem2_onClick}
+      />
+    </Picklist>
+  ),
+  args: {
+    label: 'Picklist Label',
+    defaultOpened: true,
+  },
+  parameters: {
+    docs: {
+      description: {
+        story:
+          'Picklist with no value specified. Initially, no item should be focused. Then, on clicking an item, at least `onClick()` of it should be triggered.',
+      },
+    },
+  },
+};