Add toolbar provider coverage

continue.md

@@ -107,9 +107,11 @@ Actualizacion 2026-05-15:
     triggers prev/next, item selected y disabled global.
   - Cobertura nueva para Breadcrumb: label/labelledby, separator, link current
     con mirror al item y ellipsis decorativo/interactivo.
+  - Cobertura nueva para Toolbar: roving focus, focusin, group single/multiple
+    y separator.
   - Validado por fase:
     - `npm run check` -> 0 errores, 0 warnings.
-    - `npm run test` -> 214 archivos, 2190 tests OK.
+    - `npm run test` -> 215 archivos, 2193 tests OK.
     - tests focales de Select/Popover/Toast/RangeCalendar -> 11 tests OK.
     - tests focales Dialog/Drawer/Popover/Select -> 10 tests OK.
     - `command-provider.svelte.test.ts` -> 2 tests OK.
@@ -152,6 +154,7 @@ Actualizacion 2026-05-15:
     - `search-field-provider.svelte.test.ts` -> 3 tests OK.
     - `pagination-provider.svelte.test.ts` -> 3 tests OK.
     - `breadcrumb-provider.svelte.test.ts` -> 3 tests OK.
+    - `toolbar-provider.svelte.test.ts` -> 3 tests OK.
     - guardia `rg "from './.*provider\\.svelte'" src/uix/soma/components -g 'exports.ts'`
       -> solo queda `select/components/select-provider.svelte`, que es wrapper
       publico, no runtime provider.

src/uix/soma/SOMA_ARCHITECTURE.md

@@ -539,6 +539,8 @@ Los tests por componente estan creciendo desde las piezas de mayor riesgo. A
   reactivo, slice, triggers prev/next, item selected y disabled global.
 - `breadcrumb/breadcrumb-provider.svelte.test.ts` — label/labelledby,
   separator, link current con mirror al item y ellipsis decorativo/interactivo.
+- `toolbar/toolbar-provider.svelte.test.ts` — roving focus, focusin, group
+  single/multiple y separator.
 
 Pendiente: seguir ampliando cobertura por el resto del catalogo Soma, ya por
 componentes de riesgo medio y familias menos centrales. `table-core`,

src/uix/soma/components/toolbar/toolbar-provider.svelte.test.ts

@@ -0,0 +1,228 @@
+// @vitest-environment jsdom
+
+import { tick } from 'svelte';
+import { afterEach, describe, expect, it, vi } from 'vitest';
+
+import { createActiveDom } from '$adom';
+import { state } from '$libs/reactive';
+import type { Morfo } from '$uix/morfo';
+import { Soma } from '$soma/core/soma.svelte';
+import { createSomaRuntime, type SomaRuntimeSources } from '$soma/runtime.svelte';
+
+import {
+	ToolbarButtonProvider,
+	ToolbarGroupItemProvider,
+	ToolbarGroupProvider,
+	ToolbarLinkProvider,
+	ToolbarProvider,
+	ToolbarSeparatorProvider
+} from './toolbar-provider.svelte';
+
+function withEffectRoot<T>(fn: () => T): { result: T; cleanup: () => void } {
+	let result!: T;
+	const cleanup = $effect.root(() => {
+		result = fn();
+	});
+	return { result, cleanup };
+}
+
+function installSomaHarness() {
+	const dom = createActiveDom();
+	const soma = {
+		dom,
+		runtime: (morfo: Morfo, sources: Omit<SomaRuntimeSources, 'dom' | 'eventEngine'>) =>
+			createSomaRuntime(morfo, {
+				dom,
+				translate: (key) => key,
+				...sources
+			})
+	} as unknown as Soma;
+
+	vi.spyOn(Soma, 'require').mockReturnValue(soma);
+	vi.spyOn(ToolbarProvider.ctx, 'set').mockImplementation((value) => value);
+	vi.spyOn(ToolbarGroupProvider.ctx, 'set').mockImplementation((value) => value);
+
+	return { dom };
+}
+
+function toolbarOpts(root: HTMLElement) {
+	return {
+		id: state('toolbar-root'),
+		ref: state<HTMLElement | null>(root),
+		orientation: state<'horizontal' | 'vertical'>('horizontal'),
+		loop: state(true),
+		dir: state<'ltr' | 'rtl'>('ltr')
+	};
+}
+
+function keyEvent(key: string) {
+	return {
+		key,
+		preventDefault: vi.fn()
+	};
+}
+
+describe('ToolbarProvider', () => {
+	afterEach(() => {
+		vi.restoreAllMocks();
+		document.body.innerHTML = '';
+	});
+
+	it('roves tabindex and focus across buttons and links', async () => {
+		const { dom } = installSomaHarness();
+		const focusSpy = vi.spyOn(dom, 'focus');
+		const root = document.createElement('div');
+		root.setAttribute('data-toolbar', '');
+		const firstEl = document.createElement('button');
+		firstEl.setAttribute('data-toolbar-button', '');
+		const disabledEl = document.createElement('button');
+		disabledEl.setAttribute('data-toolbar-button', '');
+		disabledEl.setAttribute('disabled', '');
+		const linkEl = document.createElement('a');
+		linkEl.setAttribute('data-toolbar-link', '');
+		root.append(firstEl, disabledEl, linkEl);
+		document.body.appendChild(root);
+		const opts = toolbarOpts(root);
+
+		const { result, cleanup } = withEffectRoot(() => {
+			const provider = ToolbarProvider.create(opts);
+			vi.spyOn(ToolbarProvider, 'require').mockReturnValue(provider);
+			const first = ToolbarButtonProvider.create({
+				id: state('toolbar-first'),
+				ref: state<HTMLElement | null>(firstEl),
+				disabled: state(false)
+			});
+			const disabled = ToolbarButtonProvider.create({
+				id: state('toolbar-disabled'),
+				ref: state<HTMLElement | null>(disabledEl),
+				disabled: state(true)
+			});
+			const link = ToolbarLinkProvider.create({
+				id: state('toolbar-link'),
+				ref: state<HTMLElement | null>(linkEl)
+			});
+			return { provider, first, disabled, link };
+		});
+
+		expect(result.provider.props).toMatchObject({
+			id: 'toolbar-root',
+			'data-toolbar': '',
+			dir: 'ltr'
+		});
+		expect(result.first.props.tabindex).toBe(0);
+		expect(result.disabled.props.disabled).toBe(true);
+		expect(result.link.props.tabindex).toBe(-1);
+
+		firstEl.focus();
+		const next = keyEvent('ArrowRight');
+		result.provider.onkeydown(next as never);
+		expect(next.preventDefault).toHaveBeenCalledOnce();
+		expect(focusSpy).toHaveBeenCalledWith(linkEl);
+		expect(result.provider.lastFocusedElement).toBe(linkEl);
+		expect(result.first.props.tabindex).toBe(-1);
+		expect(result.link.props.tabindex).toBe(0);
+
+		const home = keyEvent('Home');
+		linkEl.focus();
+		result.provider.onkeydown(home as never);
+		expect(home.preventDefault).toHaveBeenCalledOnce();
+		expect(focusSpy).toHaveBeenLastCalledWith(firstEl);
+
+		await tick();
+		expect(root.getAttribute('role')).toBe('toolbar');
+		expect(root.getAttribute('data-orientation')).toBe('horizontal');
+		expect(disabledEl.getAttribute('data-disabled')).toBe('');
+
+		cleanup();
+		dom.dispose();
+	});
+
+	it('updates last focused element from focusin', () => {
+		const { dom } = installSomaHarness();
+		const root = document.createElement('div');
+		const buttonEl = document.createElement('button');
+		document.body.append(root, buttonEl);
+		const opts = toolbarOpts(root);
+
+		const { result: provider, cleanup } = withEffectRoot(() => ToolbarProvider.create(opts));
+
+		provider.onfocusin({ target: buttonEl } as unknown as FocusEvent);
+		expect(provider.lastFocusedElement).toBe(buttonEl);
+
+		cleanup();
+		dom.dispose();
+	});
+
+	it('toggles group items and projects separator orientation', async () => {
+		const { dom } = installSomaHarness();
+		const root = document.createElement('div');
+		root.setAttribute('data-toolbar', '');
+		const groupEl = document.createElement('div');
+		const boldEl = document.createElement('button');
+		boldEl.setAttribute('data-toolbar-group-item', '');
+		const italicEl = document.createElement('button');
+		italicEl.setAttribute('data-toolbar-group-item', '');
+		const separatorEl = document.createElement('div');
+		root.append(groupEl, boldEl, italicEl, separatorEl);
+		document.body.appendChild(root);
+		const opts = toolbarOpts(root);
+		const value = state<string[]>([]);
+		const groupType = state<'single' | 'multiple'>('single');
+		const groupDisabled = state(false);
+
+		const { result, cleanup } = withEffectRoot(() => {
+			const provider = ToolbarProvider.create(opts);
+			vi.spyOn(ToolbarProvider, 'require').mockReturnValue(provider);
+			const group = ToolbarGroupProvider.create({
+				id: state('toolbar-group'),
+				ref: state<HTMLElement | null>(groupEl),
+				value,
+				type: groupType,
+				disabled: groupDisabled
+			});
+			vi.spyOn(ToolbarGroupProvider, 'require').mockReturnValue(group);
+			const bold = ToolbarGroupItemProvider.create({
+				id: state('toolbar-bold'),
+				ref: state<HTMLElement | null>(boldEl),
+				value: state('bold'),
+				disabled: state(false)
+			});
+			const italic = ToolbarGroupItemProvider.create({
+				id: state('toolbar-italic'),
+				ref: state<HTMLElement | null>(italicEl),
+				value: state('italic'),
+				disabled: state(false)
+			});
+			const separator = ToolbarSeparatorProvider.create({
+				id: state('toolbar-separator'),
+				ref: state<HTMLElement | null>(separatorEl)
+			});
+			return { group, bold, italic, separator };
+		});
+
+		result.bold.onclick({ currentTarget: boldEl } as never);
+		expect(value.current).toEqual(['bold']);
+		result.italic.onclick({ currentTarget: italicEl } as never);
+		expect(value.current).toEqual(['italic']);
+
+		groupType.current = 'multiple';
+		result.bold.onclick({ currentTarget: boldEl } as never);
+		expect(value.current).toEqual(['italic', 'bold']);
+		result.italic.onclick({ currentTarget: italicEl } as never);
+		expect(value.current).toEqual(['bold']);
+
+		await tick();
+		expect(boldEl.getAttribute('data-state')).toBe('on');
+		expect(italicEl.getAttribute('data-state')).toBe('off');
+		expect(separatorEl.getAttribute('role')).toBe('separator');
+		expect(separatorEl.getAttribute('aria-orientation')).toBe('vertical');
+
+		groupDisabled.current = true;
+		result.bold.onclick({ currentTarget: boldEl } as never);
+		expect(value.current).toEqual(['bold']);
+		expect(result.bold.props.disabled).toBe(true);
+
+		cleanup();
+		dom.dispose();
+	});
+});