fix(aria/combobox): focus out selection bug

* Navigating away from an auto-select or highlight combobox input
  should only trigger selection if the combobox popup is expanded.

Author: wagnermaciel

src/aria/private/combobox/combobox.spec.ts

@@ -488,6 +488,13 @@ describe('Combobox with Listbox Pattern', () => {
         combobox.onFocusOut(new FocusEvent('focusout'));
         expect(inputEl.value).toBe('Apple');
       });
+
+      it('should not commit an option on focusout if the popup is closed', () => {
+        type('A');
+        combobox.onKeydown(escape());
+        combobox.onFocusOut(new FocusEvent('focusout'));
+        expect(inputEl.value).toBe('A');
+      });
     });
 
     describe('when filterMode is "highlight"', () => {

src/aria/private/combobox/combobox.ts

@@ -388,6 +388,10 @@ export class ComboboxPattern<T extends ListItem<V>, V> {
     ) {
       this.isFocused.set(false);
 
+      if (!this.expanded()) {
+        return;
+      }
+
       if (this.readonly()) {
         this.close();
         return;