fix(gui-v2): wire AppDialog accessible name + cover close/width in tests

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/app/src/components-v2/shared/AppDialog.vue

@@ -27,6 +27,15 @@
  * The header (title + optional sub + close button) is always rendered by this
  * component; PrimeVue's own header slot is suppressed via :pt.
  *
+ * ## Accessible name
+ * Because PrimeVue's built-in header is suppressed (`header: { class: 'hidden' }`),
+ * its default `aria-labelledby` would point to an empty hidden element, leaving
+ * the dialog without an accessible name. We give the custom <h2> a stable
+ * useId() id and override the root `aria-labelledby` to it via :pt.root (which
+ * mergeProps-overrides PrimeVue's internal value). When no title is provided
+ * the override is omitted (a titleless dialog is an edge the caller is expected
+ * to name via its own content; documented limitation).
+ *
  * ## CSS translation (crewli-starter main.css → Tailwind + :pt)
  *   .modal-host           → PrimeVue Dialog handles centering + padding internally
  *   .modal (border/bg/shadow/radius) → :pt root class overrides
@@ -51,10 +60,11 @@
  * the default header entirely (`header: { class: 'hidden' }`) and render our
  * own. The content wrapper gets `p-0 flex flex-col overflow-hidden` so the
  * body region controls its own padding and scroll independently. The root gets
- * the border, radius, and shadow tokens from the design system.
+ * the border, radius, and shadow tokens from the design system, plus the
+ * aria-labelledby override described above.
  */
 
-import { computed } from 'vue'
+import { computed, useId } from 'vue'
 import Dialog from 'primevue/dialog'
 import Icon from '@/components/Icon.vue'
 
@@ -84,6 +94,35 @@ const visible = computed<boolean>({
       emit('close')
   },
 })
+
+/**
+ * Stable, document-unique id for the custom <h2>, used to wire the dialog's
+ * accessible name (see "Accessible name" note above).
+ */
+const titleId = useId()
+
+/**
+ * Passthrough object. Extracted from the template so the root section can
+ * conditionally carry the aria-labelledby override (only meaningful when a
+ * title — and therefore the <h2 :id="titleId"> — is rendered).
+ */
+const dialogPt = computed(() => ({
+  root: {
+    class: [
+      'border border-[var(--p-content-border-color)]',
+      'bg-[var(--p-content-background)]',
+      'rounded-[var(--p-border-radius-lg)]',
+      'shadow-[var(--p-overlay-modal-shadow)]',
+      'max-h-[calc(100vh-48px)]',
+      'flex flex-col',
+      'overflow-hidden',
+    ].join(' '),
+    ...(props.title ? { 'aria-labelledby': titleId } : {}),
+  },
+  header: { class: 'hidden' },
+  content: { class: 'p-0 flex flex-col overflow-hidden flex-1' },
+  footer: { class: 'hidden' },
+}))
 </script>
 
 <template>
@@ -92,28 +131,14 @@ const visible = computed<boolean>({
     modal
     dismissable-mask
     :style="props.width ? { width: props.width } : { width: 'min(680px, 100%)' }"
-    :pt="{
-      root: {
-        class: [
-          'border border-[var(--p-content-border-color)]',
-          'bg-[var(--p-content-background)]',
-          'rounded-[var(--p-border-radius-lg)]',
-          'shadow-[var(--p-overlay-modal-shadow)]',
-          'max-h-[calc(100vh-48px)]',
-          'flex flex-col',
-          'overflow-hidden',
-        ].join(' '),
-      },
-      header: { class: 'hidden' },
-      content: { class: 'p-0 flex flex-col overflow-hidden flex-1' },
-      footer: { class: 'hidden' },
-    }"
+    :pt="dialogPt"
   >
     <!-- Modal header: title + optional sub + close button -->
     <div class="flex items-start justify-between gap-4 px-6 py-5 border-b border-[var(--p-content-border-color)] flex-shrink-0">
       <div>
         <h2
           v-if="props.title"
+          :id="titleId"
           class="text-[17px] font-bold tracking-tight leading-tight m-0"
         >
           {{ props.title }}

apps/app/src/components-v2/shared/__tests__/AppDialog.spec.ts

@@ -124,13 +124,25 @@ describe('AppDialog', () => {
 
   it('renders the sub text when provided', () => {
     const wrapper = mountDialog({ open: true, title: 'Title', sub: 'Helpful subtitle' })
-    const subEl = wrapper.find('[class*="text-muted"]')
 
-    // Check text presence regardless of exact class names
     expect(wrapper.text()).toContain('Helpful subtitle')
 
-    // Sub element should exist in the DOM
-    expect(subEl.exists() || wrapper.find('div > div > div').exists()).toBe(true)
+    // The sub element is the .mt-1 div under the header — assert it actually exists
+    expect(wrapper.find('.mt-1').exists()).toBe(true)
+  })
+
+  it('passes the width prop through to the Dialog style', () => {
+    const wrapper = mountDialog({ open: true, width: '400px' })
+    const dialog = wrapper.findComponent(DialogStub)
+
+    expect(dialog.props('style')).toEqual({ width: '400px' })
+  })
+
+  it('applies the default width when no width prop is given', () => {
+    const wrapper = mountDialog({ open: true })
+    const dialog = wrapper.findComponent(DialogStub)
+
+    expect(dialog.props('style')).toEqual({ width: 'min(680px, 100%)' })
   })
 
   // -------------------------------------------------------------------------
@@ -154,24 +166,32 @@ describe('AppDialog', () => {
   // 4. Dialog emits update:visible=false → AppDialog emits update:open=false
   // -------------------------------------------------------------------------
 
-  it('emits update:open=false when Dialog emits update:visible=false', async () => {
+  it('emits update:open=false AND close when Dialog emits update:visible=false', async () => {
     const wrapper = mountDialog({ open: true })
 
-    // Simulate PrimeVue Dialog closing (overlay click or Escape)
     await wrapper.findComponent(DialogStub).vm.$emit('update:visible', false)
     await wrapper.vm.$nextTick()
 
-    const emitted = wrapper.emitted('update:open')
+    const openEvents = wrapper.emitted('update:open')
+    const closeEvents = wrapper.emitted('close')
 
-    expect(emitted).toBeTruthy()
-    expect(emitted![0]).toEqual([false])
+    expect(openEvents).toBeTruthy()
+    expect(openEvents![0]).toEqual([false])
+    expect(closeEvents).toBeTruthy()
+    expect(closeEvents![0]).toEqual([])
+
+    // Contract: update:open fires before close (JSDoc-documented order)
+    const order = wrapper.emitted()
+    const keys = Object.keys(order)
+
+    expect(keys.indexOf('update:open')).toBeLessThan(keys.indexOf('close'))
   })
 
   // -------------------------------------------------------------------------
   // 5. Close button click → emits update:open=false
   // -------------------------------------------------------------------------
 
-  it('emits update:open=false when the close button is clicked', async () => {
+  it('emits update:open=false AND close when the close button is clicked', async () => {
     const wrapper = mountDialog({ open: true })
 
     const closeBtn = wrapper.find('button[aria-label="Close"]')
@@ -181,10 +201,13 @@ describe('AppDialog', () => {
     await closeBtn.trigger('click')
     await wrapper.vm.$nextTick()
 
-    const emitted = wrapper.emitted('update:open')
+    const openEvents = wrapper.emitted('update:open')
+    const closeEvents = wrapper.emitted('close')
 
-    expect(emitted).toBeTruthy()
-    expect(emitted![0]).toEqual([false])
+    expect(openEvents).toBeTruthy()
+    expect(openEvents![0]).toEqual([false])
+    expect(closeEvents).toBeTruthy()
+    expect(closeEvents![0]).toEqual([])
   })
 
   // -------------------------------------------------------------------------