fix: Change type on aux so we can nil it.

client.go

@@ -22,7 +22,7 @@ type MetanameClient struct {
 type ResourceRecord struct {
 	Name string `json:"name"`
 	Type string `json:"type"`
-	Aux  int    `json:"aux,omitempty"`
+	Aux  *int   `json:"aux"`
 	Ttl  int    `json:"ttl"`
 	Data string `json:"data"`
 }

client_integration_test.go

@@ -16,19 +16,33 @@ var testAccountAPIKey string = os.Getenv("METANAME_ACCOUNT_API_KEY")
 func TestIntegrationConfigureZone(t *testing.T) {
 	c := NewMetanameClient(testAccountReference, testAccountAPIKey)
 	c.Host = "https://test.metaname.net/api/1.1"
-	err := c.ConfigureZone(context.TODO(), "testzone.nz", []ResourceRecord{}, nil)
+	aux := int(30)
+	err := c.ConfigureZone(context.TODO(), "testzone.nz", []ResourceRecord{{
+		Name: "george",
+		Type: "CNAME",
+		Aux:  nil,
+		Ttl:  600,
+		Data: "example.org",
+	},
+		{
+			Name: "mail",
+			Type: "MX",
+			Aux:  &aux,
+			Ttl:  600,
+			Data: "example.org",
+		},
+	}, nil)
 	if err != nil {
 		panic(err)
 	}
-	assert.Equal(t, "testzone.nz", "testzone.nz")
 }
 
 func TestIntegrationDnsZone(t *testing.T) {
 	c := NewMetanameClient(testAccountReference, testAccountAPIKey)
 	c.Host = "https://test.metaname.net/api/1.1"
-	_, err := c.DnsZone(context.TODO(), "testzone.nz")
+	result, err := c.DnsZone(context.TODO(), "testzone.nz")
 	if err != nil {
 		panic(err)
 	}
-	assert.Equal(t, "testzone.nz", "testzone.nz")
+	assert.Equal(t, []ResourceRecord(nil), result)
 }

client_test.go

@@ -72,6 +72,7 @@ func TestCreateDnsRecord(t *testing.T) {
 	record := ResourceRecord{
 		Name: "testrecord",
 		Type: "A",
+		Aux:  nil,
 		Data: "127.0.0.1",
 		Ttl:  300,
 	}
@@ -92,10 +93,11 @@ func TestCreateMXDnsRecord(t *testing.T) {
 		AccountReference: "def",
 		APIKey:           "ghi",
 	}
+	x := int(30)
 	record := ResourceRecord{
 		Name: "testrecord",
 		Type: "MX",
-		Aux:  30,
+		Aux:  &x,
 		Data: "127.0.0.1",
 		Ttl:  300,
 	}