Test that the Bluetooth Finder property is set.

Bug: 307897345
Test: atest VtsHalBluetoothFinderTargetTest
Change-Id: I1821d1cc255a5e156497b993d694fdd9d38c4a96
diff --git a/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.cpp b/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.cpp
index be07a7d..fee9e242 100644
--- a/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.cpp
+++ b/bluetooth/finder/aidl/vts/VtsHalBluetoothFinderTargetTest.cpp
@@ -18,6 +18,7 @@
 #include <aidl/Vintf.h>
 #include <aidl/android/hardware/bluetooth/finder/IBluetoothFinder.h>
 #include <android-base/logging.h>
+#include <android-base/properties.h>
 #include <android/binder_manager.h>
 #include <android/binder_process.h>
 #include <binder/IServiceManager.h>
@@ -71,6 +72,12 @@
   return bluetooth_finder->getPoweredOffFinderMode(status);
 }
 
+TEST_P(BluetoothFinderTest, PropertyIsSet) {
+  ASSERT_EQ(
+      android::base::GetProperty("ro.bluetooth.finder.supported", "false"),
+      "true");
+}
+
 TEST_P(BluetoothFinderTest, SendEidsSingle) {
   ScopedAStatus status = sendEids(1);
   ASSERT_TRUE(status.isOk());