Release Diff Tools 0.1.0

2026-09-01 02:45:20 +02:00
commit a1380cfba2
65 changed files with 11442 additions and 0 deletions
@@ -0,0 +1,125 @@
+import { expect, test, type Page, type Response } from "@playwright/test";
+
+const ORIGIN = "http://127.0.0.1:4173";
+const APP_PATH = "/deep/nested/diff/";
+
+function auditPage(page: Page) {
+  const external: string[] = [];
+  const errors: string[] = [];
+  const responses: Response[] = [];
+  page.on("pageerror", (error) => errors.push(error.message));
+  page.on("console", (message) => {
+    if (message.type() === "error") errors.push(message.text());
+  });
+  page.on("response", (response) => responses.push(response));
+  void page.route("**/*", async (route) => {
+    const url = new URL(route.request().url());
+    if (url.origin !== ORIGIN) {
+      external.push(url.href);
+      await route.abort();
+    } else await route.continue();
+  });
+  return { external, errors, responses };
+}
+
+async function openApp(page: Page) {
+  await page.goto(APP_PATH);
+  await expect(
+    page.getByRole("heading", { name: "Diff Tools", exact: true }),
+  ).toBeVisible();
+  await expect(page.getByText(/substantive change row/u)).toBeVisible();
+}
+
+test("runs from a nested path in a same-origin module worker", async ({
+  page,
+}) => {
+  const audit = auditPage(page);
+  await openApp(page);
+  await expect(
+    page.getByRole("region", { name: "Comparison result" }),
+  ).toBeVisible();
+  await expect(page.getByText("CRLF", { exact: true }).first()).toBeVisible();
+
+  const worker = audit.responses.find((response) =>
+    /\/deep\/nested\/diff\/assets\/diff\.worker-[\w-]+\.js$/u.test(
+      new URL(response.url()).pathname,
+    ),
+  );
+  expect(worker, "the comparator worker was requested").toBeTruthy();
+  expect(new URL(worker!.url()).origin).toBe(ORIGIN);
+  expect(worker!.headers()["content-type"]).toContain("text/javascript");
+  expect(worker!.headers()["cache-control"]).toBe(
+    "public, max-age=31536000, immutable",
+  );
+  expect(audit.external).toEqual([]);
+  expect(audit.errors).toEqual([]);
+});
+
+test("exports exact-decimal JSON Patch without losing the prior result", async ({
+  page,
+}) => {
+  const audit = auditPage(page);
+  await openApp(page);
+  await page.getByRole("tab", { name: /JSON Semantic/u }).click();
+  await page.getByTestId("left-editor").fill('{"amount":1,"keep":true}');
+  await page
+    .getByTestId("right-editor")
+    .fill('{"amount":9007199254740993123456789,"keep":true}');
+  await page.getByRole("button", { name: "Compare now" }).click();
+  await expect(page.getByText(/1 substantive change row/u)).toBeVisible();
+  await page.getByRole("tab", { name: "Patches" }).click();
+  await expect(page.getByTestId("json-patch")).toContainText(
+    "9007199254740993123456789",
+  );
+
+  await page.getByRole("tab", { name: /XML Namespace-aware/u }).click();
+  await expect(page.getByText(/substantive change row/u)).toBeVisible();
+  const previousVerdict = page.getByText("Different", { exact: true }).first();
+  await expect(previousVerdict).toBeVisible();
+  await page.getByTestId("left-editor").fill("<!DOCTYPE x><x/>");
+  await page.getByRole("button", { name: "Compare now" }).click();
+  await expect(page.getByText("xml.doctype-rejected")).toBeVisible();
+  await expect(previousVerdict).toBeVisible();
+  expect(audit.external).toEqual([]);
+  expect(audit.errors).toEqual([]);
+});
+
+test("opens local keyed CSV and reports duplicate keys", async ({ page }) => {
+  const audit = auditPage(page);
+  await openApp(page);
+  await page.getByRole("tab", { name: /CSV \/ TSV Keyed rows/u }).click();
+  await page.getByTestId("left-file-input").setInputFiles({
+    name: "duplicates.csv",
+    mimeType: "text/csv",
+    buffer: Buffer.from("id,name\n1,Ada\n1,Grace", "utf8"),
+  });
+  await expect(
+    page.getByRole("heading", { name: "duplicates.csv" }),
+  ).toBeVisible();
+  await page.getByRole("button", { name: "Compare now" }).click();
+  await expect(page.getByText("csv.duplicate-key")).toBeVisible();
+  await expect(page.getByText("Duplicate key", { exact: false })).toBeVisible();
+  expect(audit.external).toEqual([]);
+  expect(audit.errors).toEqual([]);
+});
+
+test("serves the release identity and hardened headers", async ({
+  request,
+}) => {
+  const index = await request.get(APP_PATH);
+  expect(index.ok()).toBe(true);
+  expect(index.headers()["content-security-policy"]).toContain(
+    "default-src 'self'",
+  );
+  expect(index.headers()["content-security-policy"]).toContain(
+    "worker-src 'self' blob:",
+  );
+  expect(await index.text()).not.toMatch(/\b(?:src|href)=["']\//u);
+  const manifest = await request.get(`${APP_PATH}toolbox-app.json`);
+  await expect(manifest.json()).resolves.toMatchObject({
+    id: "de.add-ideas.diff-tools",
+    version: "0.1.0",
+    entry: "./",
+    privacy: { processing: "local", fileUploads: true, telemetry: false },
+  });
+});