fix(Listbox): horizontal orientation not working

packages/radix-vue/src/Listbox/Listbox.test.ts

@@ -229,6 +229,95 @@ describe('given multiple `true` Listbox', () => {
   })
 })
 
+describe('given horizontal Listbox', () => {
+  const kbd = useKbd()
+  let wrapper: VueWrapper<InstanceType<typeof Listbox>>
+  let content: DOMWrapper<Element>
+  let items: DOMWrapper<Element>[]
+
+  window.HTMLElement.prototype.releasePointerCapture = vi.fn()
+  window.HTMLElement.prototype.hasPointerCapture = vi.fn()
+  window.HTMLElement.prototype.scrollIntoView = vi.fn()
+
+  beforeEach(() => {
+    document.body.innerHTML = ''
+    wrapper = mount(Listbox, { attachTo: document.body, props: { orientation: 'horizontal' } })
+    content = wrapper.find('[role=listbox]')
+    items = wrapper.findAll('[role=option]')
+  })
+
+  it('should pass axe accessibility tests', async () => {
+    expect(await axe(wrapper.element)).toHaveNoViolations()
+  })
+
+  describe('when focus on content', () => {
+    beforeEach(async () => {
+      await content.trigger('focus')
+    })
+
+    it('should pass the focus to the first item', () => {
+      expect(document.activeElement).toBe(items[0].element)
+    })
+
+    it('should have highlighted state on first item', () => {
+      expect(items[0].attributes('data-highlighted')).toBe('')
+    })
+
+    it('should emit `highlight` event', () => {
+      expect(wrapper.emitted('highlight')?.[0]?.[0]).toBeTruthy()
+    })
+
+    it('should highlight and select item when clicked', async () => {
+      const item = items[2]
+      await item.trigger('click')
+      expect(item.attributes('aria-selected')).toBe('true')
+      expect(item.attributes('data-state')).toBe('checked')
+    })
+
+    describe('after pressing `Enter`', async () => {
+      beforeEach(async () => {
+        await content.trigger('keydown', { key: kbd.ENTER })
+      })
+
+      it('should select the highlighted item', () => {
+        const item = items[0]
+        expect(item.attributes('data-highlighted')).toBe('')
+        expect(item.attributes('aria-selected')).toBe('true')
+        expect(item.attributes('data-state')).toBe('checked')
+      })
+
+      it('should emit `update:modelValue` event', () => {
+        expect(wrapper.emitted('update:modelValue')?.[0]?.[0]).toBe(items[0].text())
+      })
+
+      it('should deselect after pressing `Enter`', async () => {
+        await content.trigger('keydown', { key: kbd.ENTER })
+        const item = items[0]
+        expect(item.attributes('data-highlighted')).toBe('')
+        expect(item.attributes('aria-selected')).toBe('false')
+        expect(item.attributes('data-state')).toBe('unchecked')
+      })
+
+      describe('after selecting other item and press `Enter`', async () => {
+        beforeEach(async () => {
+          await content.trigger('keydown', { key: kbd.ARROW_RIGHT })
+          await content.trigger('keydown', { key: kbd.ARROW_RIGHT })
+          await content.trigger('keydown', { key: kbd.ENTER })
+        })
+
+        it('should select the third item', () => {
+          const item = items[0]
+          const newItem = items[2]
+          expect(item.attributes('aria-selected')).toBe('false')
+          expect(item.attributes('data-state')).toBe('unchecked')
+          expect(newItem.attributes('aria-selected')).toBe('true')
+          expect(newItem.attributes('data-state')).toBe('checked')
+        })
+      })
+    })
+  })
+})
+
 describe('given Listbox in a form', async () => {
   let items: DOMWrapper<Element>[]
 

packages/radix-vue/src/Listbox/ListboxContent.vue

@@ -30,7 +30,7 @@ const isClickFocus = refAutoReset(false, 10)
           return
         rootContext.onEnter(ev)
       }"
-      @keydown.down.up.home.end.prevent="(event) => {
+      @keydown.down.up.left.right.home.end.prevent="(event) => {
         rootContext.focusable.value ? rootContext.onKeydownNavigation(event) : undefined
       }"
       @keydown.enter="rootContext.onKeydownEnter"

packages/radix-vue/src/Listbox/ListboxFilter.vue

@@ -57,7 +57,7 @@ onMounted(() => {
     :disabled="rootContext.disabled.value ? '' : undefined"
     :data-disabled="rootContext.disabled.value ? '' : undefined"
     type="text"
-    @keydown.down.up.home.end.prevent="rootContext.onKeydownNavigation"
+    @keydown.down.up.left.right.home.end.prevent="rootContext.onKeydownNavigation"
     @keydown.enter="rootContext.onKeydownEnter"
     @input="(event: InputEvent) => {
       modelValue = (event.target as HTMLInputElement).value

packages/radix-vue/src/Listbox/story/ListboxChromatic.story.vue

@@ -172,5 +172,23 @@ const multipleControl = ref()
         </ListboxContent>
       </ListboxRoot>
     </Variant>
+
+    <Variant title="Orientation (Horizontal)">
+      <ListboxRoot
+        class="w-64 h-full flex flex-col p-1 rounded-lg border bg-white text-green9 mx-auto overflow-auto"
+        orientation="horizontal"
+      >
+        <ListboxContent class="flex flex-row ">
+          <ListboxItem
+            v-for="i in options"
+            :key="i"
+            :value="i"
+            class="w-full py-1 px-2 text-green9 select-none text-sm focus:ring-0 data-[highlighted]:outline-green9 data-[highlighted]:outline-1 data-[highlighted]:outline focus:outline-green9 data-[state=checked]:bg-green9 data-[state=checked]:text-white data-[disabled]:opacity-50 rounded"
+          >
+            {{ i }}
+          </ListboxItem>
+        </ListboxContent>
+      </ListboxRoot>
+    </Variant>
   </Story>
 </template>