Cache function add basic cache structure

Test: unit test test save and retrieve info it works correctly
Bug: 202335820
Change-Id: Ic4a316bf265b89a8bc134335f2d06ef117cf0c80
diff --git a/nearby/tests/Android.bp b/nearby/tests/Android.bp
index f74228a..fc0a700 100644
--- a/nearby/tests/Android.bp
+++ b/nearby/tests/Android.bp
@@ -34,6 +34,11 @@
 
     static_libs: [
         "androidx.test.rules",
+        "compatibility-device-util-axt",
+        "service-appsearch",
+        "truth-prebuilt",
+        "androidx.test.ext.junit",
+        "junit",
         "framework-nearby-pre-jarjar",
         "guava",
         "robolectric_android-all-stub",