test(e2e): Zutaten-Sektionen CRUD + UI-Flow auf kochwas-dev

4 new remote specs: API roundtrip, editor add-section + view render,
section remove, empty heading -> null on save. All 46 pass.

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

tests/e2e/remote/ingredient-sections.spec.ts

@@ -0,0 +1,219 @@
+import { test, expect } from '@playwright/test';
+import { setActiveProfile, HENDRIK_ID } from './fixtures/profile';
+
+// Helper: idempotent recipe delete.
+async function deleteRecipe(
+  request: Parameters<Parameters<typeof test>[1]>[0]['request'],
+  id: number
+): Promise<void> {
+  await request.delete(`/api/recipes/${id}`);
+}
+
+// Shared ingredient payload builder — fills all required Zod fields.
+function makeIngredient(
+  position: number,
+  name: string,
+  section_heading: string | null,
+  overrides: Partial<{
+    quantity: number | null;
+    unit: string | null;
+    note: string | null;
+    raw_text: string;
+  }> = {}
+) {
+  return {
+    position,
+    quantity: overrides.quantity ?? null,
+    unit: overrides.unit ?? null,
+    name,
+    note: overrides.note ?? null,
+    raw_text: overrides.raw_text ?? name,
+    section_heading
+  };
+}
+
+// ─────────────────────────────────────────────────────────────────────────────
+// Per-test cleanup scaffolding — single variable, reset in beforeEach.
+// ─────────────────────────────────────────────────────────────────────────────
+
+let createdId: number | null = null;
+
+test.beforeEach(() => {
+  createdId = null;
+});
+
+test.afterEach(async ({ request }) => {
+  if (createdId !== null) {
+    await deleteRecipe(request, createdId);
+    createdId = null;
+  }
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// Test 1 — pure API roundtrip (no browser needed)
+// ─────────────────────────────────────────────────────────────────────────────
+
+test('API: section_heading persistiert ueber PATCH + GET', async ({ request }) => {
+  // 1. Create blank recipe.
+  const createRes = await request.post('/api/recipes/blank');
+  expect(createRes.status()).toBe(200);
+  const { id } = (await createRes.json()) as { id: number };
+  createdId = id;
+
+  // 2. PATCH with 3 ingredients carrying section_heading values.
+  const patchRes = await request.patch(`/api/recipes/${id}`, {
+    data: {
+      ingredients: [
+        makeIngredient(1, 'Mehl', 'Fuer den Teig', { quantity: 200, unit: 'g', raw_text: '200 g Mehl' }),
+        makeIngredient(2, 'Zucker', null, { quantity: 100, unit: 'g', raw_text: '100 g Zucker' }),
+        makeIngredient(3, 'Beeren', 'Fuer die Fuellung', { quantity: 150, unit: 'g', raw_text: '150 g Beeren' })
+      ]
+    }
+  });
+  expect(patchRes.status()).toBe(200);
+
+  // 3. GET and assert persisted values.
+  const getRes = await request.get(`/api/recipes/${id}`);
+  expect(getRes.status()).toBe(200);
+  const body = (await getRes.json()) as {
+    recipe: { ingredients: Array<{ name: string; section_heading: string | null }> };
+  };
+  const ings = body.recipe.ingredients;
+
+  const mehl = ings.find((i) => i.name === 'Mehl');
+  const zucker = ings.find((i) => i.name === 'Zucker');
+  const beeren = ings.find((i) => i.name === 'Beeren');
+
+  expect(mehl?.section_heading).toBe('Fuer den Teig');
+  expect(zucker?.section_heading).toBeNull();
+  expect(beeren?.section_heading).toBe('Fuer die Fuellung');
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// Test 2 — UI edit flow: add section, save, assert view renders heading
+// ─────────────────────────────────────────────────────────────────────────────
+
+test('Editor: Abschnitt via Inline-Button anlegen, View rendert Ueberschrift', async ({
+  page,
+  request
+}) => {
+  // 1. Create blank recipe via API.
+  const createRes = await request.post('/api/recipes/blank');
+  expect(createRes.status()).toBe(200);
+  const { id } = (await createRes.json()) as { id: number };
+  createdId = id;
+
+  // 2. Open recipe in edit mode.
+  await setActiveProfile(page, HENDRIK_ID);
+  await page.goto(`/recipes/${id}?edit=1`);
+
+  // 3. Add two ingredient rows.
+  const addIngBtn = page.getByRole('button', { name: /Zutat hinzufügen/i });
+  await addIngBtn.click();
+  await addIngBtn.click();
+
+  // Fill the two ingredient rows by aria-label "Zutat" inputs.
+  const nameInputs = page.locator('.ing-list .ing-row input[aria-label="Zutat"]');
+  await nameInputs.nth(0).fill('Mehl');
+  await nameInputs.nth(1).fill('Zucker');
+
+  // 4. Click "Abschnitt hinzufügen" above the first row.
+  // The button is inside .section-insert which is opacity:0 until hover/focus.
+  // Hover the ing-list to trigger visibility, then click.
+  await page.hover('.ing-list');
+  await page.locator('.ing-list .add-section').first().click();
+
+  // 5. Type heading text into the section-heading input that appeared.
+  const headingInput = page.locator('.ing-list input[aria-label="Sektionsüberschrift"]').first();
+  await headingInput.fill('Fuer den Teig');
+
+  // 6. Save — exact match to avoid colliding with "Kommentar speichern".
+  await page.getByRole('button', { name: 'Speichern', exact: true }).click();
+
+  // After save, editMode becomes false — page switches to view mode.
+  // Wait for the section-heading element to confirm view mode is active.
+  await expect(page.locator('.ing-list .section-heading').first()).toBeVisible({ timeout: 8000 });
+
+  // 7. Assert heading text is rendered.
+  await expect(page.locator('.ing-list .section-heading').first()).toHaveText('Fuer den Teig');
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// Test 3 — UI: remove an existing section heading, save, confirm it's gone
+// ─────────────────────────────────────────────────────────────────────────────
+
+test('Editor: Sektion entfernen speichert ohne Ueberschrift', async ({ page, request }) => {
+  // 1. Create blank recipe and pre-populate via API.
+  const createRes = await request.post('/api/recipes/blank');
+  expect(createRes.status()).toBe(200);
+  const { id } = (await createRes.json()) as { id: number };
+  createdId = id;
+
+  await request.patch(`/api/recipes/${id}`, {
+    data: {
+      ingredients: [makeIngredient(1, 'Butter', 'Teig', { raw_text: 'Butter' })]
+    }
+  });
+
+  // 2. Open editor.
+  await setActiveProfile(page, HENDRIK_ID);
+  await page.goto(`/recipes/${id}?edit=1`);
+
+  // The section-heading-row should be visible since heading = 'Teig'.
+  const removeBtn = page
+    .locator('.ing-list')
+    .getByRole('button', { name: 'Sektion entfernen' });
+  await expect(removeBtn).toBeVisible({ timeout: 6000 });
+
+  // 3. Click the section-remove X button.
+  await removeBtn.click();
+
+  // 4. Save — exact match to avoid colliding with "Kommentar speichern".
+  await page.getByRole('button', { name: 'Speichern', exact: true }).click();
+
+  // Wait for view mode (editMode = false makes RecipeEditor unmount).
+  // The .section-heading-row is part of the editor; in view mode we check
+  // the view's .ing-list for absence of .section-heading items.
+  await expect(page.locator('.ing-list .section-heading')).toHaveCount(0, { timeout: 8000 });
+});
+
+// ─────────────────────────────────────────────────────────────────────────────
+// Test 4 — empty heading trims to null on save
+// ─────────────────────────────────────────────────────────────────────────────
+
+test('Editor: leeres Heading wird beim Speichern zu null', async ({ page, request }) => {
+  // 1. Create blank recipe.
+  const createRes = await request.post('/api/recipes/blank');
+  expect(createRes.status()).toBe(200);
+  const { id } = (await createRes.json()) as { id: number };
+  createdId = id;
+
+  // 2. Open editor, add one ingredient, open section input and leave it empty.
+  await setActiveProfile(page, HENDRIK_ID);
+  await page.goto(`/recipes/${id}?edit=1`);
+
+  await page.getByRole('button', { name: /Zutat hinzufügen/i }).click();
+  await page.locator('.ing-list .ing-row input[aria-label="Zutat"]').first().fill('Eier');
+
+  // Trigger add-section visibility and click.
+  await page.hover('.ing-list');
+  await page.locator('.ing-list .add-section').first().click();
+
+  // Leave the heading input empty (do not type anything).
+  // The save() function trims '' → null.
+
+  // 3. Save — exact match to avoid colliding with "Kommentar speichern".
+  await page.getByRole('button', { name: 'Speichern', exact: true }).click();
+
+  // Wait until view mode is active (editor gone).
+  await expect(page.locator('.ing-list .section-heading')).toHaveCount(0, { timeout: 8000 });
+
+  // 4. Confirm via API that section_heading is null.
+  const getRes = await request.get(`/api/recipes/${id}`);
+  expect(getRes.status()).toBe(200);
+  const body = (await getRes.json()) as {
+    recipe: { ingredients: Array<{ name: string; section_heading: string | null }> };
+  };
+  const eier = body.recipe.ingredients.find((i) => i.name === 'Eier');
+  expect(eier?.section_heading).toBeNull();
+});