better coverage, fix error with the unmarshalers

log_test.go

@@ -0,0 +1,24 @@
+package retailcrm
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+type wrappedLogger struct {
+	lastMessage string
+}
+
+func (w *wrappedLogger) Debugf(msg string, v ...interface{}) {
+	w.lastMessage = fmt.Sprintf(msg, v...)
+}
+
+func TestDebugLoggerAdapter_Printf(t *testing.T) {
+	wrapped := &wrappedLogger{}
+	logger := DebugLoggerAdapter(wrapped)
+	logger.Printf("Test message #%d", 1)
+
+	assert.Equal(t, "Test message #1", wrapped.lastMessage)
+}

marshaling.go

@@ -69,15 +69,34 @@ func (p *OrderPayments) UnmarshalJSON(data []byte) error {
 	case map[string]interface{}:
 		m = make(OrderPayments, len(e))
 		for idx, val := range e {
-			m[idx] = val.(OrderPayment)
+			var res OrderPayment
+			err := unmarshalMap(val.(map[string]interface{}), &res)
+			if err != nil {
+				return err
+			}
+			m[idx] = res
 		}
 	case []interface{}:
 		m = make(OrderPayments, len(e))
 		for idx, val := range e {
-			m[strconv.Itoa(idx)] = val.(OrderPayment)
+			var res OrderPayment
+			err := unmarshalMap(val.(map[string]interface{}), &res)
+			if err != nil {
+				return err
+			}
+			m[strconv.Itoa(idx)] = res
 		}
 	}
 
 	*p = m
 	return nil
 }
+
+func unmarshalMap(m map[string]interface{}, v interface{}) (err error) {
+	var data []byte
+	data, err = json.Marshal(m)
+	if err != nil {
+		return err
+	}
+	return json.Unmarshal(data, v)
+}

marshaling_test.go

@@ -4,6 +4,9 @@ import (
 	"encoding/json"
 	"reflect"
 	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestTag_MarshalJSON(t *testing.T) {
@@ -22,3 +25,45 @@ func TestTag_MarshalJSON(t *testing.T) {
 		t.Errorf("Marshaled: %#v\nExpected: %#v\n", str, names)
 	}
 }
+
+func TestAPIErrorsList_UnmarshalJSON(t *testing.T) {
+	var list APIErrorsList
+
+	require.NoError(t, json.Unmarshal([]byte(`["first", "second"]`), &list))
+	assert.Len(t, list, 2)
+	assert.Equal(t, list["0"], "first")
+	assert.Equal(t, list["1"], "second")
+
+	require.NoError(t, json.Unmarshal([]byte(`{"a": "first", "b": "second"}`), &list))
+	assert.Len(t, list, 2)
+	assert.Equal(t, list["a"], "first")
+	assert.Equal(t, list["b"], "second")
+}
+
+func TestCustomFieldsList_UnmarshalJSON(t *testing.T) {
+	var list CustomFieldsList
+
+	require.NoError(t, json.Unmarshal([]byte(`["first", "second"]`), &list))
+	assert.Len(t, list, 2)
+	assert.Equal(t, list["0"], "first")
+	assert.Equal(t, list["1"], "second")
+
+	require.NoError(t, json.Unmarshal([]byte(`{"a": "first", "b": "second"}`), &list))
+	assert.Len(t, list, 2)
+	assert.Equal(t, list["a"], "first")
+	assert.Equal(t, list["b"], "second")
+}
+
+func TestOrderPayments_UnmarshalJSON(t *testing.T) {
+	var list OrderPayments
+
+	require.NoError(t, json.Unmarshal([]byte(`[{"id": 1}, {"id": 2}]`), &list))
+	assert.Len(t, list, 2)
+	assert.Equal(t, list["0"], OrderPayment{ID: 1})
+	assert.Equal(t, list["1"], OrderPayment{ID: 2})
+
+	require.NoError(t, json.Unmarshal([]byte(`{"a": {"id": 1}, "b": {"id": 2}}`), &list))
+	assert.Len(t, list, 2)
+	assert.Equal(t, list["a"], OrderPayment{ID: 1})
+	assert.Equal(t, list["b"], OrderPayment{ID: 2})
+}