fix(checkbox-group): fix the checkbox-group to get it working properly with tooltips

packages/components/checkbox/src/checkbox-group.spec.ts

@@ -1,5 +1,6 @@
 import { type SlFormControlEvent } from '@sl-design-system/form';
 import '@sl-design-system/form/register.js';
+import '@sl-design-system/tooltip/register.js';
 import { fixture } from '@sl-design-system/vitest-browser-lit';
 import { LitElement, type TemplateResult, html } from 'lit';
 import { spy } from 'sinon';
@@ -437,4 +438,29 @@ describe('sl-checkbox-group', () => {
       expect(fitc.shadowRoot!.activeElement).to.equal(input);
     });
   });
+
+  describe('with tooltips', () => {
+    beforeEach(async () => {
+      el = await fixture(html`
+        <sl-checkbox-group required>
+          <sl-checkbox value="a">A</sl-checkbox>
+          <sl-checkbox value="b" aria-describedby="tip1">B</sl-checkbox>
+          <sl-tooltip id="tip1">Tooltip</sl-tooltip>
+          <sl-checkbox value="c">C</sl-checkbox>
+        </sl-checkbox-group>
+      `);
+    });
+
+    it('should only contain checkbox elements in the boxes property', () => {
+      expect(el.boxes).to.have.lengthOf(3);
+      expect(el.boxes?.every(box => box.tagName.toLowerCase() === 'sl-checkbox')).to.be.true;
+    });
+
+    it('should correctly reflect only checkbox values', async () => {
+      await userEvent.click(el.querySelector('sl-checkbox[value="b"]')!);
+      await new Promise(resolve => setTimeout(resolve, 50));
+
+      expect(el.value).to.deep.equal([null, 'b', null]);
+    });
+  });
 });

packages/components/checkbox/src/checkbox-group.stories.ts

@@ -1,6 +1,8 @@
 import '@sl-design-system/button/register.js';
 import '@sl-design-system/button-bar/register.js';
 import '@sl-design-system/form/register.js';
+import { tooltip } from '@sl-design-system/tooltip';
+import '@sl-design-system/tooltip/register.js';
 import { type Meta, type StoryObj } from '@storybook/web-components-vite';
 import { type TemplateResult, html } from 'lit';
 import '../register.js';
@@ -191,3 +193,31 @@ export const CustomAsyncValidity: Story = {
     }
   }
 };
+
+export const WithTooltips: Story = {
+  render: () => {
+    const onClick = (event: Event & { target: HTMLElement }): void => {
+      event.target.closest('sl-form')?.reportValidity();
+    };
+
+    return html`
+      <sl-form>
+        <sl-form-field label="Subscriptions">
+          <sl-checkbox-group name="subscriptions" required>
+            <sl-checkbox ${tooltip('Newsletter tooltip')} value="newsletter"
+              >Newsletter</sl-checkbox
+            >
+            <sl-checkbox value="promotions" aria-describedby="tooltip1">Promotions</sl-checkbox>
+            <sl-tooltip id="tooltip1">Promotions tooltip</sl-tooltip>
+            <sl-checkbox ${tooltip('Product updates tooltip')} value="updates"
+              >Product updates</sl-checkbox
+            >
+          </sl-checkbox-group>
+        </sl-form-field>
+        <sl-button-bar>
+          <sl-button @click=${onClick}>Report validity</sl-button>
+        </sl-button-bar>
+      </sl-form>
+    `;
+  }
+};

packages/components/checkbox/src/checkbox-group.ts

@@ -75,7 +75,7 @@ export class CheckboxGroup<T = any> extends FormControlMixin(LitElement) {
   readonly internals = this.attachInternals();
 
   /** @internal The slotted checkboxes. */
-  @queryAssignedElements() boxes?: Array<Checkbox<T>>;
+  @queryAssignedElements({ selector: 'sl-checkbox' }) boxes?: Array<Checkbox<T>>;
 
   /** @internal Emits when the component loses focus. */
   @event({ name: 'sl-blur' }) blurEvent!: EventEmitter<SlBlurEvent>;