Initial commit: Memind H5 portal with MindSpace, Plaza, and agent jobs.

Track application source and tests; exclude local env, user workspaces, and runtime data via .gitignore.

Co-authored-by: Cursor <cursoragent@cursor.com>

message-stream.test.mjs

@@ -0,0 +1,50 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+import { mergeMessageContent, mergeStreamingChunk } from './message-stream.mjs';
+
+test('mergeStreamingChunk appends deltas', () => {
+  assert.equal(mergeStreamingChunk('Hello', ' world'), 'Hello world');
+});
+
+test('mergeStreamingChunk accepts cumulative snapshots', () => {
+  assert.equal(mergeStreamingChunk('Hello', 'Hello world'), 'Hello world');
+});
+
+test('mergeStreamingChunk ignores duplicate chunks', () => {
+  assert.equal(mergeStreamingChunk('Hello world', 'world'), 'Hello world');
+  assert.equal(mergeStreamingChunk('Done!!', 'Done!!'), 'Done!!');
+});
+
+test('mergeStreamingChunk merges overlapping chunks', () => {
+  assert.equal(mergeStreamingChunk('Hello wo', 'orld'), 'Hello world');
+});
+
+test('mergeMessageContent merges thinking and text separately', () => {
+  const first = [
+    { type: 'thinking', thinking: 'Let' },
+    { type: 'text', text: '搞定' },
+  ];
+  const second = [
+    { type: 'thinking', thinking: 'Let me' },
+    { type: 'text', text: '搞定！！' },
+  ];
+  const merged = mergeMessageContent(first, second);
+  assert.equal(merged.length, 2);
+  assert.equal(merged[0].thinking, 'Let me');
+  assert.equal(merged[1].text, '搞定！！');
+});
+
+test('mergeMessageContent avoids duplicate multi-part appends', () => {
+  let content = [];
+  content = mergeMessageContent(content, [
+    { type: 'thinking', thinking: 'Done!! ' },
+    { type: 'text', text: '👉 ' },
+  ]);
+  content = mergeMessageContent(content, [
+    { type: 'thinking', thinking: 'Done!! Let me' },
+    { type: 'text', text: '👉 [欢迎' },
+  ]);
+  assert.equal(content.length, 2);
+  assert.equal(content[0].thinking, 'Done!! Let me');
+  assert.equal(content[1].text, '👉 [欢迎');
+});