fix: Making OptOut nil when no address is present on the endpoint. (#2796)

Author: sebaland

AmplifyPlugins/Internal/Sources/InternalAWSPinpoint/Endpoint/EndpointClient.swift

@@ -191,7 +191,10 @@ actor EndpointClient: EndpointClientBehaviour {
         endpointProfile.effectiveDate.asISO8601String
     }
 
-    nonisolated private func getOptOut(from endpointProfile: PinpointEndpointProfile) -> String {
+    nonisolated private func getOptOut(from endpointProfile: PinpointEndpointProfile) -> String? {
+        if endpointProfile.deviceToken == nil {
+            return nil
+        }
         return endpointProfile.isOptOut ? EndpointClient.Constants.OptOut.all : EndpointClient.Constants.OptOut.none
     }
 

AmplifyPlugins/Internal/Tests/InternalAWSPinpointUnitTests/EndpointClientTests.swift

@@ -188,7 +188,7 @@ class EndpointClientTests: XCTestCase {
         XCTAssertEqual(publicEndpoint.attributes?.count, 0)
         XCTAssertEqual(publicEndpoint.metrics?.count, 0)
         XCTAssertNil(publicEndpoint.channelType)
-        XCTAssertEqual(publicEndpoint.optOut, "NONE")
+        XCTAssertNil(publicEndpoint.optOut)
         XCTAssertEqual(publicEndpoint.demographic?.appVersion, mockModel.appVersion)
         XCTAssertEqual(publicEndpoint.demographic?.make, "apple")
         XCTAssertEqual(publicEndpoint.demographic?.model, mockModel.model)