Add anonymizer property tests for IpAddress model

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: oschwald

spec/fixtures/files/factors-response1.json

@@ -129,6 +129,17 @@
       "static_ip_score": 13.5,
       "user_count": 5,
       "user_type": "government"
+    },
+    "anonymizer": {
+      "confidence": 99,
+      "is_anonymous": true,
+      "is_anonymous_vpn": true,
+      "is_hosting_provider": true,
+      "is_public_proxy": true,
+      "is_residential_proxy": true,
+      "is_tor_exit_node": true,
+      "network_last_seen": "2025-01-15",
+      "provider_name": "TestVPN"
     }
   },
   "billing_address": {

spec/fixtures/files/insights-response1.json

@@ -141,6 +141,17 @@
       "static_ip_score": 13.5,
       "user_count": 5,
       "user_type": "government"
+    },
+    "anonymizer": {
+      "confidence": 99,
+      "is_anonymous": true,
+      "is_anonymous_vpn": true,
+      "is_hosting_provider": true,
+      "is_public_proxy": true,
+      "is_residential_proxy": true,
+      "is_tor_exit_node": true,
+      "network_last_seen": "2025-01-15",
+      "provider_name": "TestVPN"
     }
   },
   "billing_address": {

spec/model/insights_spec.rb

@@ -88,6 +88,18 @@
       expect(m.ip_address.traits.user_count).to eq 5
       expect(m.ip_address.traits.user_type).to eq 'government'
 
+      expect(m.ip_address.anonymizer).to have_attributes(
+        confidence:         99,
+        anonymous?:         true,
+        anonymous_vpn?:     true,
+        hosting_provider?:  true,
+        public_proxy?:      true,
+        residential_proxy?: true,
+        tor_exit_node?:     true,
+        network_last_seen:  Date.new(2_025, 1, 15),
+        provider_name:      'TestVPN'
+      )
+
       expect(m.billing_address.is_postal_in_city).to be false
       expect(m.billing_address.latitude).to eq 41.310571
       expect(m.billing_address.longitude).to eq(-72.922891)