Initial release of Barcode Tools 0.1.0

tests/barcode/core.test.ts

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+import { describe, expect, it } from "vitest";
+import {
+  createBarcodeZip,
+  parseBatch,
+  renderBarcodeSvg,
+} from "../../src/barcode/generate";
+import {
+  buildStructuredPayload,
+  gtinCheckDigit,
+  validateGtin,
+} from "../../src/barcode/payloads";
+
+describe("barcode generation", () => {
+  it("renders inert scalable QR output", () => {
+    const result = renderBarcodeSvg({
+      format: "qrcode",
+      text: "https://example.com",
+      scale: 3,
+      padding: 8,
+      includeText: false,
+    });
+    expect(result.svg).toMatch(/^<svg/u);
+    expect(result.svg).not.toMatch(/<script|\bon\w+=|href=/iu);
+    expect(result.width).toBeGreaterThan(0);
+  });
+
+  it("creates deterministic named batch archives", () => {
+    const rows = parseBatch('first,hello\n"second",world');
+    const first = createBarcodeZip(rows, {
+      format: "qrcode",
+      scale: 2,
+      padding: 8,
+      includeText: false,
+    });
+    const second = createBarcodeZip(rows, {
+      format: "qrcode",
+      scale: 2,
+      padding: 8,
+      includeText: false,
+    });
+    expect(first).toEqual(second);
+  });
+});
+
+describe("structured payloads", () => {
+  it("escapes Wi-Fi delimiter characters", () =>
+    expect(
+      buildStructuredPayload("wifi", {
+        primary: "lab;guest",
+        secondary: "p:a\\ss",
+        tertiary: "WPA",
+        hidden: true,
+      }),
+    ).toBe("WIFI:T:WPA;S:lab\\;guest;P:p\\:a\\\\ss;H:true;;"));
+  it("rejects injected or unsupported Wi-Fi security fields", () => {
+    expect(() =>
+      buildStructuredPayload("wifi", {
+        primary: "lab",
+        tertiary: "WPA;S:other",
+      }),
+    ).toThrow(/WPA, WEP, or nopass/u);
+  });
+  it("calculates and validates GTIN check digits", () => {
+    expect(gtinCheckDigit("400638133393")).toBe(1);
+    expect(validateGtin("4006381333931")).toEqual({
+      valid: true,
+      expected: "1",
+    });
+  });
+});

tests/browser/app.spec.ts

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+import { expect, test, type Page } from "@playwright/test";
+
+const ORIGIN = "http://127.0.0.1:4173";
+async function localOnly(page: Page) {
+  const external: string[] = [];
+  await 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;
+}
+
+test("runs from a nested path without external requests", async ({ page }) => {
+  const errors: string[] = [];
+  page.on("pageerror", (error) => errors.push(error.message));
+  page.on("console", (message) => {
+    if (message.type() === "error") errors.push(message.text());
+  });
+  const external = await localOnly(page);
+  await page.goto("/deep/nested/barcode/");
+  await expect(
+    page.getByRole("heading", { name: "Barcode Tools" }),
+  ).toBeVisible();
+  expect(external).toEqual([]);
+  expect(errors).toEqual([]);
+});
+
+test("generates an inert SVG and validates a GTIN", async ({ page }) => {
+  const external = await localOnly(page);
+  await page.goto("/deep/nested/barcode/");
+  await page
+    .getByRole("textbox", { name: "Payload", exact: true })
+    .fill("browser-local barcode gate");
+  await page.getByRole("button", { name: "Generate", exact: true }).click();
+  await expect(
+    page.getByRole("img", { name: "Generated barcode preview" }),
+  ).toBeVisible();
+  await expect(page.getByText(/Vector bounds/u)).toBeVisible();
+  await page.getByRole("tab", { name: "GS1 helper" }).click();
+  await page.getByLabel("Complete GTIN").fill("4006381333931");
+  await expect(page.getByText("The check digit is valid.")).toBeVisible();
+  expect(external).toEqual([]);
+});
+
+test("serves the release identity and hardened headers", async ({
+  request,
+}) => {
+  const index = await request.get("/deep/nested/barcode/");
+  expect(index.ok()).toBe(true);
+  expect(index.headers()["content-security-policy"]).toContain(
+    "default-src 'self'",
+  );
+  expect(await index.text()).not.toMatch(/\b(?:src|href)=["']\//u);
+  const manifest = await request.get("/deep/nested/barcode/toolbox-app.json");
+  await expect(manifest.json()).resolves.toMatchObject({
+    id: "de.add-ideas.barcode-tools",
+    version: "0.1.0",
+    entry: "./",
+  });
+});

tests/components/app.test.tsx

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+import { render, screen } from "@testing-library/react";
+import { describe, expect, it, vi } from "vitest";
+import { App } from "../../src/App";
+
+describe("Barcode Tools", () => {
+  it("renders the local workbench and standard shell", async () => {
+    vi.stubGlobal(
+      "fetch",
+      vi.fn(async () => new Response("Not found", { status: 404 })),
+    );
+    render(<App />);
+    expect(
+      await screen.findByRole("heading", { name: "Barcode Tools" }),
+    ).toBeVisible();
+    expect(await screen.findByText("No automatic navigation")).toBeVisible();
+  });
+});