Save current BZZZ config-ui state before CHORUS branding update

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

install/config-ui/node_modules/streamsearch/test/test.js

@@ -0,0 +1,70 @@
+'use strict';
+
+const assert = require('assert');
+
+const StreamSearch = require('../lib/sbmh.js');
+
+[
+  {
+    needle: '\r\n',
+    chunks: [
+      'foo',
+      ' bar',
+      '\r',
+      '\n',
+      'baz, hello\r',
+      '\n world.',
+      '\r\n Node.JS rules!!\r\n\r\n',
+    ],
+    expect: [
+      [false, 'foo'],
+      [false, ' bar'],
+      [ true, null],
+      [false, 'baz, hello'],
+      [ true, null],
+      [false, ' world.'],
+      [ true, null],
+      [ true, ' Node.JS rules!!'],
+      [ true, ''],
+    ],
+  },
+  {
+    needle: '---foobarbaz',
+    chunks: [
+      '---foobarbaz',
+      'asdf',
+      '\r\n',
+      '---foobarba',
+      '---foobar',
+      'ba',
+      '\r\n---foobarbaz--\r\n',
+    ],
+    expect: [
+      [ true, null],
+      [false, 'asdf'],
+      [false, '\r\n'],
+      [false, '---foobarba'],
+      [false, '---foobarba'],
+      [ true, '\r\n'],
+      [false, '--\r\n'],
+    ],
+  },
+].forEach((test, i) => {
+  console.log(`Running test #${i + 1}`);
+  const { needle, chunks, expect } = test;
+
+  const results = [];
+  const ss = new StreamSearch(Buffer.from(needle),
+                              (isMatch, data, start, end) => {
+    if (data)
+      data = data.toString('latin1', start, end);
+    else
+      data = null;
+    results.push([isMatch, data]);
+  });
+
+  for (const chunk of chunks)
+    ss.push(Buffer.from(chunk));
+
+  assert.deepStrictEqual(results, expect);
+});