add test for Location component

package.json

@@ -40,6 +40,7 @@
         "@fontsource-variable/noto-sans-tc": "^5.2.10",
         "@internationalized/date": "^3.11.0",
         "@kamiya4047/eslint-plugin-pretty-import": "^0.1.6",
+        "@pinia/testing": "^1.0.3",
         "@sentry/vite-plugin": "^4.9.1",
         "@sentry/vue": "^10.38.0",
         "@sigma/edge-curve": "^3.1.0",
@@ -51,6 +52,7 @@
         "@vee-validate/zod": "^4.15.1",
         "@vitejs/plugin-vue": "^6.0.4",
         "@vitejs/plugin-vue-jsx": "^5.1.4",
+        "@vue/test-utils": "^2.4.6",
         "@vueuse/core": "^14.2.1",
         "animate.css": "^4.1.1",
         "babel-runtime": "^6.26.0",
@@ -71,6 +73,7 @@
         "graphology-communities-louvain": "^2.0.2",
         "graphology-layout-forceatlas2": "^0.10.1",
         "graphology-layout-noverlap": "^0.4.2",
+        "jsdom": "^28.0.0",
         "lightningcss": "^1.31.1",
         "lucide-vue-next": "^0.562.0",
         "noty": "^3.2.0-beta-deprecated",