[Init] Initial commit - NetMesh terminal manager

application/state/activeChromeThemeSync.test.ts

@@ -0,0 +1,34 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+import { readFileSync } from "node:fs";
+
+const source = readFileSync(new URL("./activeChromeThemeSync.ts", import.meta.url), "utf8");
+const chromeThemeSource = readFileSync(new URL("./useActiveChromeTheme.ts", import.meta.url), "utf8");
+const storeSource = readFileSync(new URL("./activeTabStore.ts", import.meta.url), "utf8");
+
+test("active tab changes notify chrome theme before react subscribers", () => {
+  const setActiveTabIdBody = storeSource.match(/setActiveTabId = \(id: string(?:, options\?: \w+)?\) => \{[\s\S]*?\n {2}\};/)?.[0] ?? "";
+  assert.match(setActiveTabIdBody, /this\.syncListeners\.forEach\(\(listener\) => listener\(id\)\)/);
+  assert.match(setActiveTabIdBody, /this\.scheduleNotify\(\)/);
+  assert.ok(
+    setActiveTabIdBody.indexOf("syncListeners.forEach") < setActiveTabIdBody.indexOf("scheduleNotify"),
+    "sync chrome theme listeners must run before deferred react notify",
+  );
+  assert.match(source, /activeTabStore\.subscribeSync\(notifyActiveChromeThemeForTab\)/);
+  assert.match(source, /isActiveChromeThemeResolvable/);
+  assert.match(source, /clearTopTabsChromeThemeVars/);
+});
+
+test("tab chrome notify defers apply via rAF and short-circuits on fingerprint", () => {
+  assert.match(source, /requestAnimationFrame/);
+  assert.match(source, /themeFingerprint/);
+  assert.match(source, /export function applyChromeThemeForTab/);
+  assert.match(source, /export function notifyActiveChromeThemeForTab/);
+  // Tab path must not use view transitions.
+  assert.doesNotMatch(source, /mode:\s*['"]view['"]/);
+});
+
+test("syncActiveChromeTheme applies terminal chrome with instant mode", () => {
+  assert.match(chromeThemeSource, /mode:\s*['"]instant['"]/);
+  assert.match(chromeThemeSource, /nextFingerprint === appliedFingerprint/);
+});