Add Google verification meta tag and stabilize localStorage tests

Author: brian033

index.html

@@ -8,6 +8,7 @@
       content="c4Lab builds computational solutions for genomics, immunogenomics, and precision medicine at National Taiwan University."
     />
     <meta name="robots" content="index, follow" />
+    <meta name="google-site-verification" content="tSaDTD0QDgmtcYQ4fwCHLghu-7J9kv_b7ri4QhoW24w" />
     <link rel="canonical" href="https://c4lab.github.io/" />
     <meta property="og:type" content="website" />
     <meta property="og:site_name" content="c4Lab" />

src/test/setup.ts

@@ -1 +1,55 @@
 import "@testing-library/jest-dom/vitest";
+
+function createInMemoryStorage(): Storage {
+  const values = new Map<string, string>();
+
+  return {
+    get length() {
+      return values.size;
+    },
+    clear() {
+      values.clear();
+    },
+    getItem(key: string) {
+      return values.get(key) ?? null;
+    },
+    key(index: number) {
+      return Array.from(values.keys())[index] ?? null;
+    },
+    removeItem(key: string) {
+      values.delete(key);
+    },
+    setItem(key: string, value: string) {
+      values.set(String(key), String(value));
+    }
+  };
+}
+
+function hasStorageApi(value: unknown): value is Storage {
+  return (
+    typeof value === "object" &&
+    value !== null &&
+    typeof (value as Storage).getItem === "function" &&
+    typeof (value as Storage).setItem === "function" &&
+    typeof (value as Storage).removeItem === "function" &&
+    typeof (value as Storage).clear === "function" &&
+    typeof (value as Storage).key === "function"
+  );
+}
+
+function ensureLocalStorageApi() {
+  if (typeof window === "undefined") {
+    return;
+  }
+
+  if (hasStorageApi(window.localStorage)) {
+    return;
+  }
+
+  Object.defineProperty(window, "localStorage", {
+    configurable: true,
+    value: createInMemoryStorage()
+  });
+}
+
+ensureLocalStorageApi();