Add date range field provider coverage

continue.md

@@ -36,9 +36,11 @@ Actualizacion 2026-05-15:
   - Correccion TimeField: el announcer se inicializa con `$effect` en vez de
     `onMount()` dentro de la clase, y `datetime` separa
     `areAllTimeSegmentsFilledDOM(...)` del helper de fecha.
+  - Cobertura nueva para DateRangeField: validación de rango y foco de label
+    via `ActiveDom`.
   - Validado por fase:
     - `npm run check` -> 0 errores, 0 warnings.
-    - `npm run test` -> 183 archivos, 2074 tests OK.
+    - `npm run test` -> 184 archivos, 2077 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.
@@ -49,6 +51,7 @@ Actualizacion 2026-05-15:
     - `time-range-picker-provider.svelte.test.ts` -> 3 tests OK.
     - `time-range-field-provider.svelte.test.ts` -> 3 tests OK.
     - `time-field-provider.svelte.test.ts` -> 3 tests OK.
+    - `date-range-field-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

@@ -476,11 +476,13 @@ Los tests por componente estan creciendo desde las piezas de mayor riesgo. A
 - `time-field/time-field-provider.svelte.test.ts` — validación, sincronización
   de segmentos 12h y commit solo cuando los segmentos renderizados estan
   completos.
+- `date-range-field/date-range-field-provider.svelte.test.ts` — validación de
+  orden/min/max, validación custom y foco de label via `ActiveDom`.
 
-Pendiente: ampliar cobertura a `DateRangeField`, el provider interno de
-fecha/hora de mayor tamano que sigue sin test directo. `table-core`,
-`form-core` y el scorer de Command ya no viven dentro de Soma: se consumen
-desde `$libs/datagrid`, `$libs/forms` y `$libs/strings`.
+Pendiente: seguir ampliando cobertura por familias de alto riesgo fuera del
+bloque fecha/hora. `table-core`, `form-core` y el scorer de Command ya no viven
+dentro de Soma: se consumen desde `$libs/datagrid`, `$libs/forms` y
+`$libs/strings`.
 
 ### Convencion
 

src/uix/soma/components/date-range-field/date-range-field-provider.svelte.test.ts

@@ -0,0 +1,170 @@
+// @vitest-environment jsdom
+
+import { afterEach, describe, expect, it, vi } from 'vitest';
+
+import { createActiveDom } from '$adom';
+import { CalendarDate } from '$libs/days';
+import type {
+	DateOnInvalid,
+	DateRange,
+	DateRangeValidator,
+	DateValue,
+	EditableSegmentPart,
+	Granularity,
+	HourCycle
+} from '$libs/days';
+import { state } from '$libs/reactive';
+import type { Morfo } from '$uix/morfo';
+import { Soma } from '$soma/core/soma.svelte';
+import { createSomaRuntime, type SomaRuntimeSources } from '$soma/runtime.svelte';
+import type { Direction } from '../../types';
+import { FieldProvider } from '../field/field-provider.svelte';
+
+import {
+	DateRangeFieldLabelProvider,
+	DateRangeFieldProvider
+} from './date-range-field-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,
+		langs: {
+			getLocale: () => 'en-US',
+			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(FieldProvider, 'get').mockReturnValue(undefined);
+	vi.spyOn(DateRangeFieldProvider.ctx, 'set').mockImplementation((value) => value);
+
+	return { dom };
+}
+
+function createDateRangeFieldOpts(root = document.createElement('div')) {
+	return {
+		id: state('date-range-field-root'),
+		ref: state<HTMLElement | null>(root),
+		value: state<DateRange>({ start: undefined, end: undefined }),
+		placeholder: state<DateValue>(new CalendarDate(2026, 5, 15)),
+		startValue: state<DateValue | undefined>(undefined),
+		endValue: state<DateValue | undefined>(undefined),
+		validate: state<DateRangeValidator | undefined>(undefined),
+		onInvalid: state<DateOnInvalid | undefined>(undefined),
+		minValue: state<DateValue | undefined>(undefined),
+		maxValue: state<DateValue | undefined>(undefined),
+		disabled: state(false),
+		readonly: state(false),
+		startReadonlySegments: state<EditableSegmentPart[]>([]),
+		endReadonlySegments: state<EditableSegmentPart[]>([]),
+		required: state(false),
+		granularity: state<Granularity | undefined>(undefined),
+		hideTimeZone: state(false),
+		hourCycle: state<HourCycle | undefined>(undefined),
+		locale: state<string | undefined>('en-US'),
+		dir: state<Direction>('ltr'),
+		errorMessageId: state<string | undefined>(undefined)
+	};
+}
+
+describe('DateRangeFieldProvider', () => {
+	afterEach(() => {
+		vi.restoreAllMocks();
+		document.body.innerHTML = '';
+	});
+
+	it('validates endpoint ordering and min/max bounds', () => {
+		const { dom } = installSomaHarness();
+		const opts = createDateRangeFieldOpts();
+
+		const { result: provider, cleanup } = withEffectRoot(() => DateRangeFieldProvider.create(opts));
+
+		opts.value.current = {
+			start: new CalendarDate(2026, 5, 20),
+			end: new CalendarDate(2026, 5, 10)
+		};
+		expect(provider.validationStatus).toEqual({ reason: 'invalid' });
+		expect(provider.isInvalid).toBe(true);
+
+		opts.value.current = {
+			start: new CalendarDate(2026, 4, 30),
+			end: new CalendarDate(2026, 5, 10)
+		};
+		opts.minValue.current = new CalendarDate(2026, 5, 1);
+		expect(provider.validationStatus).toEqual({ reason: 'min' });
+
+		opts.minValue.current = undefined;
+		opts.maxValue.current = new CalendarDate(2026, 5, 30);
+		opts.value.current = {
+			start: new CalendarDate(2026, 5, 10),
+			end: new CalendarDate(2026, 6, 1)
+		};
+		expect(provider.validationStatus).toEqual({ reason: 'max' });
+
+		cleanup();
+		dom.dispose();
+	});
+
+	it('prefers custom validation when both endpoints are present', () => {
+		const { dom } = installSomaHarness();
+		const opts = createDateRangeFieldOpts();
+		opts.value.current = {
+			start: new CalendarDate(2026, 5, 10),
+			end: new CalendarDate(2026, 5, 11)
+		};
+		opts.validate.current = () => 'Blocked range';
+
+		const { result: provider, cleanup } = withEffectRoot(() => DateRangeFieldProvider.create(opts));
+
+		expect(provider.validationStatus).toEqual({
+			reason: 'custom',
+			message: 'Blocked range'
+		});
+		expect(provider.props['aria-invalid']).toBe(true);
+
+		cleanup();
+		dom.dispose();
+	});
+
+	it('focuses the first start segment when the label is clicked', () => {
+		const { dom } = installSomaHarness();
+		const root = document.createElement('div');
+		root.innerHTML = '<div id="start-input"><span id="start-month" data-segment></span></div>';
+		document.body.appendChild(root);
+		const opts = createDateRangeFieldOpts(root);
+		const focus = vi.spyOn(dom, 'focus');
+
+		const { result: provider, cleanup } = withEffectRoot(() => {
+			const p = DateRangeFieldProvider.create(opts);
+			vi.spyOn(DateRangeFieldProvider.ctx, 'get').mockReturnValue(p);
+			const label = DateRangeFieldLabelProvider.create({
+				id: state('date-range-label'),
+				ref: state<HTMLElement | null>(document.createElement('label'))
+			});
+			p.startInputId.current = 'start-input';
+			label.onclick();
+			return p;
+		});
+
+		expect(provider.startInputId.current).toBe('start-input');
+		expect(focus).toHaveBeenCalledWith(root.querySelector('#start-month'));
+
+		cleanup();
+		dom.dispose();
+	});
+});