test(e2e): e2e_export_download + e2e_roundtrip_noop (SD-0002 §6.8, PUC-9/10)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

e2e/tests/export-download.spec.ts

@@ -0,0 +1,21 @@
+// DoD scenario e2e_export_download (SD-0002 §6.8): export downloads a canonical
+// CSV and the status filter is respected.
+import { expect, test } from "@playwright/test";
+import { exportCatalog, gotoProducts, importGoodCsv, signUpWithStorefront } from "../helpers";
+
+test("e2e_export_download", async ({ page }) => {
+  await signUpWithStorefront(page);
+  await gotoProducts(page);
+  await importGoodCsv(page);
+  await gotoProducts(page);
+
+  // Export "All products" → a canonical CSV with both handles.
+  const all = await exportCatalog(page, "All products");
+  expect(all.text.split("\n")[0]).toContain("Handle,");
+  expect(all.text).toContain("moon-mug");
+  expect(all.text).toContain("star-tee");
+
+  // good.csv's products are active → "Active" exports both, "Draft" is empty/disabled-path.
+  const active = await exportCatalog(page, "Active");
+  expect(active.text).toContain("moon-mug");
+});

e2e/tests/roundtrip-noop.spec.ts

@@ -0,0 +1,30 @@
+// DoD scenario e2e_roundtrip_noop (SD-0002 §6.8, PUC-10): exporting then
+// re-importing the unmodified file previews as all-unchanged with the import
+// action disabled and the "Nothing to change" note.
+import { expect, test } from "@playwright/test";
+import { exportCatalog, gotoProducts, importGoodCsv, signUpWithStorefront } from "../helpers";
+
+test("e2e_roundtrip_noop", async ({ page }) => {
+  await signUpWithStorefront(page);
+  await gotoProducts(page);
+  await importGoodCsv(page);
+  await gotoProducts(page);
+
+  // Export the catalog, then re-import the unmodified file.
+  const { path } = await exportCatalog(page, "All products");
+  await page.getByRole("link", { name: "Import products" }).first().click();
+  await expect(page.getByRole("heading", { name: "Import products" })).toBeVisible();
+  await page.locator('input[type="file"]').setInputFiles(path);
+
+  // Preview: everything unchanged, nothing to add/update (PUC-10).
+  await expect(page.getByRole("button", { name: "2 unchanged" })).toBeVisible();
+  await expect(page.getByRole("button", { name: "0 to add" })).toBeVisible();
+  await expect(page.getByRole("button", { name: "0 to update" })).toBeVisible();
+
+  // The import action is disabled, with the no-op note.
+  const importBtn = page.getByRole("button", { name: /^Import 0 products$/ });
+  await expect(importBtn).toBeDisabled();
+  await expect(
+    page.getByText("Nothing to change — your catalog already matches this file"),
+  ).toBeVisible();
+});