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issue187_test.go
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issue187_test.go
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package mergo_test
import (
"dario.cat/mergo"
"testing"
)
func TestIssue187MergeStructToMap(t *testing.T) {
dst := map[string]interface{}{
"empty": "data",
}
src := struct {
Foo string
Bar int
Empty string
}{
Foo: "hello",
Bar: 42,
}
if err := mergo.Map(&dst, src); err != nil {
t.Error(err)
}
if dst["foo"] != "hello" || dst["bar"] != 42 || dst["empty"] != "data" {
t.Errorf("expected dst to be {foo: hello, bar: 42, empty: data}, got {foo: %v, bar: %v, empty: %v}", dst["foo"], dst["bar"], dst["empty"])
}
}
func TestIssue187MergeStructToMapWithOverwrite(t *testing.T) {
dst := map[string]interface{}{
"foo": "initial",
"bar": 1,
"empty": "data",
}
src := struct {
Foo string
Bar int
Empty string
}{
Foo: "hello",
Bar: 42,
}
if err := mergo.Map(&dst, src, mergo.WithOverride); err != nil {
t.Error(err)
}
if dst["foo"] != "hello" || dst["bar"] != 42 || dst["empty"] != "data" {
t.Errorf("expected dst to be {foo: hello, bar: 42, empty: data}, got {foo: %v, bar: %v, empty: %v}", dst["foo"], dst["bar"], dst["empty"])
}
}
func TestIssue187MergeStructToMapWithOverwriteWithEmptyValue(t *testing.T) {
dst := map[string]interface{}{
"foo": "initial",
"bar": 1,
"empty": "data",
}
src := struct {
Foo string
Bar int
Empty string
}{
Foo: "hello",
Bar: 42,
}
if err := mergo.Map(&dst, src, mergo.WithOverwriteWithEmptyValue); err != nil {
t.Error(err)
}
if dst["foo"] != "hello" || dst["bar"] != 42 || dst["empty"] != "" {
t.Errorf("expected dst to be {foo: hello, bar: 42, empty: }, got {foo: %v, bar: %v, empty: %v}", dst["foo"], dst["bar"], dst["empty"])
}
}