Initial release of Barcode Tools 0.1.0

tests/barcode/core.test.ts

@@ -0,0 +1,70 @@
+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",
+    });
+  });
+});