Add result summary support for IM tests

nettests/im/whatsapp.go

@@ -21,16 +21,36 @@ type WhatsAppSummary struct {
 	RegistrationServerBlocking bool
 	WebBlocking                bool
 	EndpointsBlocking          bool
+	Blocked                    bool
 }
 
 // Summary generates a summary for a test run
 func (h WhatsApp) Summary(tk map[string]interface{}) interface{} {
-	const blk = "blocked"
+	var (
+		webBlocking          bool
+		registrationBlocking bool
+		endpointsBlocking    bool
+	)
+
+	var computeBlocking = func(key string) bool {
+		const blk = "blocked"
+		if tk[key] == nil {
+			return false
+		}
+		if tk[key].(string) == blk {
+			return true
+		}
+		return false
+	}
+	registrationBlocking = computeBlocking("registration_server_status")
+	webBlocking = computeBlocking("whatsapp_web_status")
+	endpointsBlocking = computeBlocking("whatsapp_endpoints_status")
 
 	return WhatsAppSummary{
-		RegistrationServerBlocking: tk["registration_server_status"].(string) == blk,
-		WebBlocking:                tk["whatsapp_web_status"].(string) == blk,
-		EndpointsBlocking:          tk["whatsapp_endpoints_status"].(string) == blk,
+		RegistrationServerBlocking: registrationBlocking,
+		WebBlocking:                webBlocking,
+		EndpointsBlocking:          endpointsBlocking,
+		Blocked:                    registrationBlocking || webBlocking || endpointsBlocking,
 	}
 }