Add Combobox provider coverage

continue.md

@@ -22,6 +22,8 @@ Actualizacion 2026-05-15:
     `*-provider.svelte.ts` (excepto el wrapper Svelte publico de Select).
   - `Dismissal` y `SafePolygon` usan `uix.timers` cuando Soma lo tiene
     disponible, con fallback nativo solo para uso standalone fuera de UIX.
+  - Cobertura nueva para Combobox: selección single/multiple, `inputValue` y
+    filtrado de items disabled.
   - Validado por fase:
     - `npm run check` -> 0 errores, 0 warnings.
     - `npm run test` -> 176 archivos, 2055 tests OK.
@@ -30,6 +32,7 @@ Actualizacion 2026-05-15:
     - `command-provider.svelte.test.ts` -> 2 tests OK.
     - `$libs/datagrid/table-core.svelte.test.ts` -> 8 tests OK.
     - `$libs/forms/form-core.svelte.test.ts` -> 3 tests OK.
+    - `combobox-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

@@ -450,6 +450,8 @@ Los tests por componente estan creciendo desde las piezas de mayor riesgo. A
   persistent.
 - `command/command-provider.svelte.test.ts` — filtro, visibilidad, navegación
   y selección.
+- `combobox/combobox-provider.svelte.test.ts` — selección, `inputValue` y
+  navegación sin items disabled.
 - `select/select-provider.svelte.test.ts` — selección single/multiple y
   navegación sin items disabled.
 - `popover/popover-provider.svelte.test.ts` — toggle, hover timers y señales
@@ -462,10 +464,9 @@ Los tests por componente estan creciendo desde las piezas de mayor riesgo. A
 - `date-field/date-field-provider.svelte.test.ts` — helpers UI de segmentos,
   lectura DOM y navegación por `ActiveDom`.
 
-Pendiente: ampliar cobertura a Combobox, DatePicker y los pickers/ranges de
-fecha/hora restantes. `table-core`, `form-core` y el scorer de Command ya no
-viven dentro de Soma: se consumen desde `$libs/datagrid`, `$libs/forms` y
-`$libs/strings`.
+Pendiente: ampliar cobertura a DatePicker y los pickers/ranges de fecha/hora
+restantes. `table-core`, `form-core` y el scorer de Command ya no viven dentro
+de Soma: se consumen desde `$libs/datagrid`, `$libs/forms` y `$libs/strings`.
 
 ### Convencion
 

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

@@ -0,0 +1,137 @@
+// @vitest-environment jsdom
+
+import { afterEach, describe, expect, it, vi } from 'vitest';
+
+import { createActiveDom } from '$adom';
+import { createActiveTimers } from '$timer';
+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 { FloatingProvider } from '$soma/layers/floating';
+
+import { ComboboxProvider } from './combobox-provider.svelte';
+import type { ComboboxType } from './types';
+
+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 timers = createActiveTimers();
+	const soma = {
+		dom,
+		uix: { timers },
+		langs: { ts: (key: string) => key },
+		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(ComboboxProvider.ctx, 'set').mockImplementation((value) => value);
+	vi.spyOn(FloatingProvider, 'create').mockReturnValue({} as FloatingProvider);
+
+	return { dom, timers };
+}
+
+function createComboboxOpts() {
+	return {
+		id: state('combobox-root'),
+		ref: state<HTMLElement | null>(null),
+		open: state(true),
+		value: state<string[]>([]),
+		inputValue: state(''),
+		type: state<ComboboxType>('single'),
+		disabled: state(false),
+		required: state(false),
+		name: state('choice'),
+		loop: state(false),
+		allowDeselect: state(false),
+		dir: state<'ltr' | 'rtl'>('ltr'),
+		onOpenChangeComplete: state(() => {})
+	};
+}
+
+describe('ComboboxProvider', () => {
+	afterEach(() => {
+		vi.restoreAllMocks();
+		document.body.innerHTML = '';
+	});
+
+	it('selects, closes and resolves display labels in single-select mode', () => {
+		const { dom, timers } = installSomaHarness();
+		const opts = createComboboxOpts();
+
+		const { result: provider, cleanup } = withEffectRoot(() => ComboboxProvider.create(opts));
+		provider.registerLabel('a', 'Alpha');
+
+		provider.selectItem('a');
+
+		expect(opts.value.current).toEqual(['a']);
+		expect(opts.open.current).toBe(false);
+		expect(provider.getDisplayText()).toBe('Alpha');
+
+		opts.open.current = true;
+		opts.allowDeselect.current = true;
+		provider.selectItem('a');
+
+		expect(opts.value.current).toEqual([]);
+		expect(opts.open.current).toBe(false);
+
+		cleanup();
+		timers.dispose();
+		dom.dispose();
+	});
+
+	it('updates input value and toggles multiple selections without closing', () => {
+		const { dom, timers } = installSomaHarness();
+		const opts = createComboboxOpts();
+		opts.type.current = 'multiple';
+		opts.value.current = ['a'];
+
+		const { result: provider, cleanup } = withEffectRoot(() => ComboboxProvider.create(opts));
+
+		provider.updateInputValue('alp');
+		expect(opts.inputValue.current).toBe('alp');
+
+		provider.selectItem('b');
+		expect(opts.value.current).toEqual(['a', 'b']);
+		expect(opts.open.current).toBe(true);
+
+		provider.selectItem('a');
+		expect(opts.value.current).toEqual(['b']);
+		expect(opts.open.current).toBe(true);
+
+		cleanup();
+		timers.dispose();
+		dom.dispose();
+	});
+
+	it('filters disabled DOM items from navigation candidates', () => {
+		const { dom, timers } = installSomaHarness();
+		const opts = createComboboxOpts();
+		const container = document.createElement('div');
+		container.innerHTML = `
+			<div id="a" data-combobox-item data-value="a"></div>
+			<div id="b" data-combobox-item data-value="b" data-disabled></div>
+			<div id="c" data-combobox-item data-value="c"></div>
+		`;
+
+		const { result: provider, cleanup } = withEffectRoot(() => ComboboxProvider.create(opts));
+
+		expect(provider.getItems(container).map((el) => el.id)).toEqual(['a', 'c']);
+
+		cleanup();
+		timers.dispose();
+		dom.dispose();
+	});
+});