Simplify connection flow, mobile transfer UI, and header actions

apps/server/test/invite-code.test.js

@@ -0,0 +1,64 @@
+import { test } from 'node:test';
+import assert from 'node:assert/strict';
+import { eq } from 'drizzle-orm';
+import { fixture } from './helpers.js';
+import { newInviteCode } from '../src/inviteCode.js';
+import { loadConfig } from '../src/config.js';
+import { hmac } from '../src/security.js';
+import * as s from '../src/db/schema.js';
+
+test('짧은 초대 코드는 충돌 시 다시 생성하고 반복 충돌은 제한한다', () => {
+  let calls = 0;
+  const code = newInviteCode(
+    4,
+    (value) => value === 'AAAA',
+    () => (calls++ < 4 ? 0 : 1),
+  );
+  assert.equal(code, 'BBBB');
+  let attempts = 0;
+  assert.equal(
+    newInviteCode(
+      4,
+      () => {
+        attempts++;
+        return true;
+      },
+      () => 0,
+    ),
+    null,
+  );
+  assert.equal(attempts, 32);
+  assert.equal(loadConfig({ SPACE_INVITE_CODE_LENGTH: '6' }).spaceInviteCodeLength, 6);
+  assert.throws(() => loadConfig({ SPACE_INVITE_CODE_LENGTH: '5' }), /SPACE_INVITE_CODE_LENGTH/);
+});
+
+test('새 초대 4자리와 6자리 설정, 기존 8자리 초대 모두 참여 가능하다', async () => {
+  const f = await fixture();
+  try {
+    const a = await f.create(),
+      b = await f.create();
+    const room = (await f.call(a, '/spaces', 'POST', {})).json();
+    assert.match(room.code, /^[A-HJ-NP-Z2-9]{4}$/);
+    assert.equal(
+      (await f.call(b, '/spaces/join', 'POST', { code: room.code.toLowerCase() })).statusCode,
+      200,
+    );
+    await f.call(a, `/spaces/${room.space.id}`, 'DELETE');
+    f.service.cfg.spaceInviteCodeLength = 6;
+    const six = (await f.call(a, '/spaces', 'POST', {})).json();
+    assert.match(six.code, /^[A-HJ-NP-Z2-9]{6}$/);
+    assert.equal((await f.call(a, '/device/snapshot')).json().spaceInviteCodeLength, 6);
+    assert.equal((await f.call(b, '/spaces/join', 'POST', { code: six.code })).statusCode, 200);
+    await f.call(a, `/spaces/${six.space.id}`, 'DELETE');
+    const legacy = (await f.call(a, '/spaces', 'POST', {})).json();
+    f.service.db
+      .update(s.spaces)
+      .set({ codeHash: hmac(f.service.cfg.discoverySecret, 'ABCDEFGH') })
+      .where(eq(s.spaces.id, legacy.space.id))
+      .run();
+    assert.equal((await f.call(b, '/spaces/join', 'POST', { code: 'ABCDEFGH' })).statusCode, 200);
+    assert.equal((await f.call(b, '/spaces/join', 'POST', { code: 'ABCDE' })).statusCode, 400);
+  } finally {
+    await f.close();
+  }
+});