Test if VPN app can grant ACTIVATE_PLATFORM_VPN with CONTROL_VPN

Bug: 232051081
Test: atest FrameworksNetTests:VpnTest
Change-Id: I0580baca69df6a00d59f4a387ec9b357f6c988ab
diff --git a/tests/unit/java/com/android/server/connectivity/VpnTest.java b/tests/unit/java/com/android/server/connectivity/VpnTest.java
index 8f1d3b8..487a486 100644
--- a/tests/unit/java/com/android/server/connectivity/VpnTest.java
+++ b/tests/unit/java/com/android/server/connectivity/VpnTest.java
@@ -928,6 +928,31 @@
                 AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN, AppOpsManager.OPSTR_ACTIVATE_VPN);
     }
 
+    private void setAppOpsPermission() {
+        doAnswer(invocation -> {
+            when(mAppOps.noteOpNoThrow(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN,
+                    Process.myUid(), TEST_VPN_PKG,
+                    null /* attributionTag */, null /* message */))
+                    .thenReturn(AppOpsManager.MODE_ALLOWED);
+            return null;
+        }).when(mAppOps).setMode(
+                eq(AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN),
+                eq(Process.myUid()),
+                eq(TEST_VPN_PKG),
+                eq(AppOpsManager.MODE_ALLOWED));
+    }
+
+    @Test
+    public void testProvisionVpnProfileNotPreconsented_withControlVpnPermission() throws Exception {
+        setAppOpsPermission();
+        doReturn(PERMISSION_GRANTED).when(mContext).checkCallingOrSelfPermission(CONTROL_VPN);
+        final Vpn vpn = createVpnAndSetupUidChecks();
+
+        // ACTIVATE_PLATFORM_VPN will be granted if VPN app has CONTROL_VPN permission.
+        checkProvisionVpnProfile(vpn, true /* expectedResult */,
+                AppOpsManager.OPSTR_ACTIVATE_PLATFORM_VPN);
+    }
+
     @Test
     public void testProvisionVpnProfileVpnServicePreconsented() throws Exception {
         final Vpn vpn = createVpnAndSetupUidChecks(AppOpsManager.OPSTR_ACTIVATE_VPN);