website_next: move hash logic to clients

2026-07-01 22:39:03 -07:00 · 2026-07-01 17:04:29 +02:00
parent 5d83ee4d70
commit 153fcdf4e0
33 changed files with 1206 additions and 189 deletions
@@ -0,0 +1,34 @@
+import assert from "node:assert/strict";
+import { BrkClient, addressPayloadHashPrefix } from "../index.js";
+
+const vectors = [
+  [Uint8Array.of(0x4e, 0x73), "58101afa51a1ecfd"],
+  [Uint8Array.from({ length: 20 }, (_, i) => i), "c3327ecb8ae1ff23"],
+  [Uint8Array.from({ length: 32 }, (_, i) => i), "c0186990f026b180"],
+  [Uint8Array.from({ length: 65 }, (_, i) => i), "0d4b77027ae7d700"],
+];
+
+for (const [payload, hash] of vectors) {
+  assert.equal(addressPayloadHashPrefix(payload, 16), hash);
+  assert.equal(BrkClient.addressPayloadHashPrefix(payload, 8), hash.slice(0, 8));
+}
+
+assert.throws(() => addressPayloadHashPrefix(Uint8Array.of(), 16), /non-empty/);
+assert.throws(() => addressPayloadHashPrefix(new Uint8Array(66), 16), /at most 65/);
+assert.throws(() => addressPayloadHashPrefix(Uint8Array.of(1, 2), 0), /1 to 16/);
+
+const client = new BrkClient("http://127.0.0.1:0");
+client.getAddressHashPrefixMatches = (addrType, prefix) => ({ addrType, prefix, truncated: false, addresses: [] });
+
+assert.deepEqual(
+  client.getAddressPayloadHashPrefixMatches("p2pkh", Uint8Array.from({ length: 20 }, (_, i) => i), 8),
+  { addrType: "p2pkh", prefix: "c3327ecb", truncated: false, addresses: [] },
+);
+assert.throws(
+  () => client.getAddressPayloadHashPrefixMatches("p2pkh", Uint8Array.of(1, 2), 8),
+  /p2pkh address payload length 20 bytes/,
+);
+assert.throws(
+  () => client.getAddressPayloadHashPrefixMatches("op_return", Uint8Array.of(1, 2), 8),
+  /Unsupported address type/,
+);