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|
package mergo_test
import (
"testing"
"dario.cat/mergo"
)
func TestMapInterfaceWithMultipleLayer(t *testing.T) {
m1 := map[string]interface{}{
"k1": map[string]interface{}{
"k1.1": "v1",
},
}
m2 := map[string]interface{}{
"k1": map[string]interface{}{
"k1.1": "v2",
"k1.2": "v3",
},
}
if err := mergo.Map(&m1, m2, mergo.WithOverride); err != nil {
t.Errorf("Error merging: %v", err)
}
// Check overwrite of sub map works
expected := "v2"
actual := m1["k1"].(map[string]interface{})["k1.1"].(string)
if actual != expected {
t.Errorf("Expected %v but got %v",
expected,
actual)
}
// Check new key is merged
expected = "v3"
actual = m1["k1"].(map[string]interface{})["k1.2"].(string)
if actual != expected {
t.Errorf("Expected %v but got %v",
expected,
actual)
}
}
|
