diff --git a/generate/generate_test.go b/generate/generate_test.go
index 591d8e7..a4d0706 100644
--- a/generate/generate_test.go
+++ b/generate/generate_test.go
@@ -312,8 +312,8 @@ func TestGenerateRunDecodeWrongType(test *testing.T) {
 								reflectValue.Elem().Interface())
 						}
 					}
-					if n != len(data) - 1 {
-						log.Fatalf("n not equal: %d != %d", n, len(data) - 1)
+					if n != len(data) {
+						log.Fatalf("n not equal: %d != %d", n, len(data))
 					}
 				}
 				log.Println("- MessageInt8")
@@ -341,8 +341,20 @@ func TestGenerateRunDecodeWrongType(test *testing.T) {
 				if reflectValue.Len() != 0 {
 					log.Fatalf("len(destination) not zero: %v", reflectValue.Interface())
 				}
-				if n != len(data) - 1 {
-					log.Fatalf("n not equal: %d != %d", n, len(data) - 1)
+				if n != len(data) {
+					log.Fatalf("n not equal: %d != %d", n, len(data))
+				}
+			}
+			anyCase := func(destination Message) {
+				n, err := destination.Decode(tape.NewDecoder(bytes.NewBuffer(data)),)
+				if err != nil { log.Fatalf("error: %v | n: %d", err, n) }
+				reflectDestination := reflect.ValueOf(destination)
+				reflectValue := reflectDestination.Elem()
+				if reflectValue == reflect.Zero(reflectValue.Type()) {
+					log.Fatalf("len(destination) not zero: %v", reflectValue.Interface())
+				}
+				if n != len(data) {
+					log.Fatalf("n not equal: %d != %d", n, len(data))
 				}
 			}
 			// SBA/LBA types should only assign to other SBA/LBA types
@@ -362,7 +374,7 @@ func TestGenerateRunDecodeWrongType(test *testing.T) {
 				log.Println("- MessageTable")
 				{ var dest = make(MessageTable); arrayCase(&dest) }
 				log.Println("- MessageTableDefined")
-				{ var dest MessageTableDefined; arrayCase(&dest) }
+				{ var dest MessageTableDefined; anyCase(&dest) }
 			}
 		}
 	`)