Release Binary Tools 0.1.0

tests/core/encoding.test.ts

@@ -0,0 +1,32 @@
+import { describe, expect, it } from "vitest";
+import {
+  decodeBase32,
+  decodeBase58,
+  decodeInput,
+  encodeBase32,
+  encodeBase58,
+  formatHexRows,
+} from "../../src/core/encoding";
+
+describe("binary encodings", () => {
+  it("round-trips RFC 4648 Base32", () => {
+    const bytes = new TextEncoder().encode("foobar");
+    expect(encodeBase32(bytes)).toBe("MZXW6YTBOI======");
+    expect(new TextDecoder().decode(decodeBase32("MZXW6YTBOI======"))).toBe(
+      "foobar",
+    );
+  });
+
+  it("round-trips Base58 including leading zeros", () => {
+    const bytes = Uint8Array.of(0, 0, 1, 2, 255);
+    expect(decodeBase58(encodeBase58(bytes))).toEqual(bytes);
+  });
+
+  it("rejects malformed hex", () => {
+    expect(() => decodeInput("abc", "hex")).toThrow(/byte pairs/u);
+  });
+
+  it("retains absolute offsets for paged byte inspection", () => {
+    expect(formatHexRows(Uint8Array.of(1, 2, 3), 4_096)[0]?.offset).toBe(4_096);
+  });
+});