feat: add weekly curriculum cover image upload and display

2026-09-23 16:03:33 +09:00
parent a7c9cdc16e
commit 656b1bf62b
23 changed files with 723 additions and 95 deletions
@@ -0,0 +1,70 @@
+const assert = require('node:assert/strict');
+const fs = require('node:fs');
+const path = require('node:path');
+const vm = require('node:vm');
+
+const html = fs.readFileSync(path.join(__dirname, '../src/renderer/public/slam-viewer/index.html'), 'utf8');
+const source = html.slice(html.indexOf('function hasLiveCameraState()'), html.indexOf("cameraPreview?.addEventListener('load'"));
+let now = 10000;
+let requests = 0;
+let ok = true;
+let visible = false;
+let afterBlob = () => {};
+const context = vm.createContext({
+  ENABLE_CAMERA_PREVIEW: true,
+  cameraFrameRequestInFlight: false,
+  cameraFrameRetryAt: 0,
+  cameraFrameObjectUrl: null,
+  cameraPreview: {},
+  latestSlamState: null,
+  latestSlamStateReceivedAt: now,
+  document: { hidden: false },
+  Date: { now: () => now },
+  BACKEND_URL: 'http://localhost:8765',
+  AbortSignal,
+  URL: { createObjectURL: () => 'blob:frame', revokeObjectURL() {} },
+  setCameraPreviewAvailable(value) { visible = value; },
+  async fetch() {
+    requests++;
+    return { ok, async blob() { afterBlob(); return {}; } };
+  },
+});
+vm.runInContext(source, context);
+const refresh = () => context.refreshCameraFrame();
+const available = (value) => {
+  context.latestSlamState = { topic_status: { camera_image: { available: value } } };
+  context.latestSlamStateReceivedAt = now;
+};
+
+(async () => {
+  await refresh();
+  available(false);
+  await refresh();
+  assert.equal(requests, 0, 'Absent camera must not fetch frames');
+  available(true);
+  await refresh();
+  assert.equal(requests, 1);
+  assert.equal(context.cameraPreview.src, 'blob:frame');
+  now += 3001;
+  await refresh();
+  assert.equal(requests, 1, 'Stale websocket state must stop polling');
+  assert.equal(visible, false);
+  available(true);
+  ok = false;
+  await refresh();
+  await refresh();
+  assert.equal(requests, 2, 'HTTP errors must back off');
+  now += 5000;
+  available(true);
+  ok = true;
+  afterBlob = () => available(false);
+  context.cameraPreview.src = '';
+  await refresh();
+  assert.equal(context.cameraPreview.src, '', 'Late responses must not revive a disconnected camera');
+  assert.equal(context.cameraFrameRequestInFlight, false);
+  afterBlob = () => {};
+  available(true);
+  await refresh();
+  assert.equal(context.cameraPreview.src, 'blob:frame', 'Camera reconnect must resume frames');
+  console.log('camera preview polling tests passed');
+})().catch((error) => { console.error(error); process.exitCode = 1; });