added simple test for transformer.go

internal/pkg/node/transformer_test.go

@@ -0,0 +1,37 @@
+package node
+
+import (
+	"reflect"
+	"testing"
+)
+
+func Test_nodeYaml_SetFrom(t *testing.T) {
+	c, _ := NewTestNode()
+	singleNodeConf := c.Nodes["test_node"]
+	singleNodeInfo := NewInfo()
+	singleNodeInfo.SetFrom(singleNodeConf)
+	tests := []struct {
+		name    string
+		arg     string
+		want    string
+		wantErr bool
+	}{
+		{"Right comment", "Comment", "Node Comment", false},
+		{"FieldName", "comment", "NodeComment", true},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got, err := GetByName(&singleNodeInfo, tt.arg)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("GetByName(%s,%s) error = %v, wantErr %v",
+					reflect.TypeOf(singleNodeConf), tt.arg, err, tt.wantErr)
+				return
+			}
+			if (got != tt.want) != tt.wantErr {
+				t.Errorf("GetByName(%s,%s) got = %v, want = %v",
+					reflect.TypeOf(singleNodeConf), tt.arg, got, tt.want)
+				return
+			}
+		})
+	}
+}