first commit

calcom/apps/web/lib/buildNonce.test.ts

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+import { describe, it, expect } from "vitest";
+
+import { buildNonce } from "./buildNonce";
+
+describe("buildNonce", () => {
+  it("should return an empty string for an empty array", () => {
+    const nonce = buildNonce(new Uint8Array());
+
+    expect(nonce).toEqual("");
+    expect(atob(nonce).length).toEqual(0);
+  });
+
+  it("should return a base64 string for values from 0 to 63", () => {
+    const array = Array(22)
+      .fill(0)
+      .map((_, i) => i);
+    const nonce = buildNonce(new Uint8Array(array));
+
+    expect(nonce.length).toEqual(24);
+    expect(nonce).toEqual("ABCDEFGHIJKLMNOPQRSTQQ==");
+
+    expect(atob(nonce).length).toEqual(16);
+  });
+
+  it("should return a base64 string for values from 64 to 127", () => {
+    const array = Array(22)
+      .fill(0)
+      .map((_, i) => i + 64);
+    const nonce = buildNonce(new Uint8Array(array));
+
+    expect(nonce.length).toEqual(24);
+    expect(nonce).toEqual("ABCDEFGHIJKLMNOPQRSTQQ==");
+
+    expect(atob(nonce).length).toEqual(16);
+  });
+
+  it("should return a base64 string for values from 128 to 191", () => {
+    const array = Array(22)
+      .fill(0)
+      .map((_, i) => i + 128);
+    const nonce = buildNonce(new Uint8Array(array));
+
+    expect(nonce.length).toEqual(24);
+    expect(nonce).toEqual("ABCDEFGHIJKLMNOPQRSTQQ==");
+
+    expect(atob(nonce).length).toEqual(16);
+  });
+
+  it("should return a base64 string for values from 192 to 255", () => {
+    const array = Array(22)
+      .fill(0)
+      .map((_, i) => i + 192);
+    const nonce = buildNonce(new Uint8Array(array));
+
+    expect(nonce.length).toEqual(24);
+    expect(nonce).toEqual("ABCDEFGHIJKLMNOPQRSTQQ==");
+
+    expect(atob(nonce).length).toEqual(16);
+  });
+
+  it("should return a base64 string for values from 0 to 42", () => {
+    const array = Array(22)
+      .fill(0)
+      .map((_, i) => 2 * i);
+    const nonce = buildNonce(new Uint8Array(array));
+
+    expect(nonce.length).toEqual(24);
+    expect(nonce).toEqual("ACEGIKMOQSUWYacegikmgg==");
+
+    expect(atob(nonce).length).toEqual(16);
+  });
+
+  it("should return a base64 string for 0 values", () => {
+    const array = Array(22)
+      .fill(0)
+      .map(() => 0);
+    const nonce = buildNonce(new Uint8Array(array));
+
+    expect(nonce.length).toEqual(24);
+    expect(nonce).toEqual("AAAAAAAAAAAAAAAAAAAAAA==");
+
+    expect(atob(nonce).length).toEqual(16);
+  });
+
+  it("should return a base64 string for 0xFF values", () => {
+    const array = Array(22)
+      .fill(0)
+      .map(() => 0xff);
+    const nonce = buildNonce(new Uint8Array(array));
+
+    expect(nonce.length).toEqual(24);
+    expect(nonce).toEqual("////////////////////ww==");
+
+    expect(atob(nonce).length).toEqual(16);
+  });
+});