Quelle clone_test.go Sprache: unbekannt
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Spracherkennung für: .go vermutete Sprache: Corba {Corba[78] CS[78] SPS[78]} [Methode: maximale Elemente, drei Dimensionen]
// Copyright 2015 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package proptools
import (
"fmt"
"reflect"
"testing"
)
var clonePropertiesTestCases = [] struct {
in interface{}
out interface{}
err error
}{
// Valid inputs
{
// Clone bool
in: & struct{ B1, B2 bool }{
B1: true,
B2: false,
},
out: & struct{ B1, B2 bool }{
B1: true,
B2: false,
},
},
{
// Clone strings
in: & struct{ S string }{
S: "string1",
},
out: & struct{ S string }{
S: "string1",
},
},
{
// Clone slice
in: & struct{ S [] string }{
S: [] string{ "string1"},
},
out: & struct{ S [] string }{
S: [] string{ "string1"},
},
},
{
// Clone empty slice
in: & struct{ S [] string }{
S: [] string{},
},
out: & struct{ S [] string }{
S: [] string{},
},
},
{
// Clone nil slice
in: & struct{ S [] string }{},
out: & struct{ S [] string }{},
},
{
// Clone slice of structs
in: & struct{ S [] struct{ T string } }{
S: [] struct{ T string }{
{ "string1"}, { "string2"},
},
},
out: & struct{ S [] struct{ T string } }{
S: [] struct{ T string }{
{ "string1"}, { "string2"},
},
},
},
{
// Clone map
in: & struct{ S map[ string] string }{
S: map[ string] string{ "key": "string1"},
},
out: & struct{ S map[ string] string }{
S: map[ string] string{ "key": "string1"},
},
},
{
// Clone empty map
in: & struct{ S map[ string] string }{
S: map[ string] string{},
},
out: & struct{ S map[ string] string }{
S: map[ string] string{},
},
},
{
// Clone nil map
in: & struct{ S map[ string] string }{},
out: & struct{ S map[ string] string }{},
},
{
// Clone pointer to bool
in: & struct{ B1, B2 *bool }{
B1: BoolPtr( true),
B2: BoolPtr( false),
},
out: & struct{ B1, B2 *bool }{
B1: BoolPtr( true),
B2: BoolPtr( false),
},
},
{
// Clone pointer to string
in: & struct{ S * string }{
S: StringPtr( "string1"),
},
out: & struct{ S * string }{
S: StringPtr( "string1"),
},
},
{
// Clone pointer to int64
in: & struct{ S *int64 }{
S: Int64Ptr( 5),
},
out: & struct{ S *int64 }{
S: Int64Ptr( 5),
},
},
{
// Clone struct
in: & struct{ S struct{ S string } }{
S: struct{ S string }{
S: "string1",
},
},
out: & struct{ S struct{ S string } }{
S: struct{ S string }{
S: "string1",
},
},
},
{
// Clone struct pointer
in: & struct{ S * struct{ S string } }{
S: & struct{ S string }{
S: "string1",
},
},
out: & struct{ S * struct{ S string } }{
S: & struct{ S string }{
S: "string1",
},
},
},
{
// Clone interface
in: & struct{ S interface{} }{
S: & struct{ S string }{
S: "string1",
},
},
out: & struct{ S interface{} }{
S: & struct{ S string }{
S: "string1",
},
},
},
{
// Clone nested interface
in: & struct {
Nested struct{ S interface{} }
}{
Nested: struct{ S interface{} }{
S: & struct{ S string }{
S: "string1",
},
},
},
out: & struct {
Nested struct{ S interface{} }
}{
Nested: struct{ S interface{} }{
S: & struct{ S string }{
S: "string1",
},
},
},
}, {
// Empty struct
in: & struct{}{},
out: & struct{}{},
},
{
// Interface nil
in: & struct{ S interface{} }{
S: nil,
},
out: & struct{ S interface{} }{
S: nil,
},
},
{
// Interface pointer to nil
in: & struct{ S interface{} }{
S: (* struct{ S string })(nil),
},
out: & struct{ S interface{} }{
S: (* struct{ S string })(nil),
},
},
{
// Pointer nil
in: & struct{ S * struct{} }{
S: nil,
},
out: & struct{ S * struct{} }{
S: nil,
},
},
{
// Anonymous struct
in: & struct {
EmbeddedStruct
Nested struct{ EmbeddedStruct }
}{
EmbeddedStruct: EmbeddedStruct{
S: "string1",
I: Int64Ptr( 55),
},
Nested: struct{ EmbeddedStruct }{
EmbeddedStruct: EmbeddedStruct{
S: "string2",
I: Int64Ptr( 5),
},
},
},
out: & struct {
EmbeddedStruct
Nested struct{ EmbeddedStruct }
}{
EmbeddedStruct: EmbeddedStruct{
S: "string1",
I: Int64Ptr( 55),
},
Nested: struct{ EmbeddedStruct }{
EmbeddedStruct: EmbeddedStruct{
S: "string2",
I: Int64Ptr( 5),
},
},
},
},
{
// Anonymous interface
in: & struct {
EmbeddedInterface
Nested struct{ EmbeddedInterface }
}{
EmbeddedInterface: & struct{ S string }{
S: "string1",
},
Nested: struct{ EmbeddedInterface }{
EmbeddedInterface: & struct{ S string }{
S: "string2",
},
},
},
out: & struct {
EmbeddedInterface
Nested struct{ EmbeddedInterface }
}{
EmbeddedInterface: & struct{ S string }{
S: "string1",
},
Nested: struct{ EmbeddedInterface }{
EmbeddedInterface: & struct{ S string }{
S: "string2",
},
},
},
},
}
type EmbeddedStruct struct {
S string
I *int64
}
type EmbeddedInterface interface{}
func isPointerToEmptyStruct(v any) bool {
t := reflect.TypeOf(v)
if t.Kind() != reflect.Ptr {
return false
}
t = t.Elem()
if t.Kind() != reflect. Struct {
return false
}
if t.NumField() > 0 {
return false
}
return true
}
func TestCloneProperties(t *testing.T) {
for _, testCase := range clonePropertiesTestCases {
testString := fmt.Sprintf( "%s", testCase. in)
got := CloneProperties(reflect.ValueOf(testCase. in)). Interface()
if !reflect.DeepEqual(testCase. out, got) {
t.Errorf( "test case %s", testString)
t.Errorf( "incorrect output")
t.Errorf( " expected: %#v", testCase. out)
t.Errorf( " got: %#v", got)
}
if testCase. out == got && !isPointerToEmptyStruct(testCase. out) {
t.Errorf( "test case %s", testString)
t.Errorf( "items should be cloned, not the original")
t.Errorf( " expected: %s", testCase. out)
t.Errorf( " got: %s", got)
}
}
}
var cloneEmptyPropertiesTestCases = [] struct {
in interface{}
out interface{}
err error
}{
// Valid inputs
{
// Clone bool
in: & struct{ B1, B2 bool }{
B1: true,
B2: false,
},
out: & struct{ B1, B2 bool }{},
},
{
// Clone strings
in: & struct{ S string }{
S: "string1",
},
out: & struct{ S string }{},
},
{
// Clone slice
in: & struct{ S [] string }{
S: [] string{ "string1"},
},
out: & struct{ S [] string }{},
},
{
// Clone empty slice
in: & struct{ S [] string }{
S: [] string{},
},
out: & struct{ S [] string }{},
},
{
// Clone nil slice
in: & struct{ S [] string }{},
out: & struct{ S [] string }{},
},
{
// Clone slice of structs
in: & struct{ S [] struct{ T string } }{
S: [] struct{ T string }{
{ "string1"}, { "string2"},
},
},
out: & struct{ S [] struct{ T string } }{
S: [] struct{ T string }(nil),
},
},
{
// Clone pointer to bool
in: & struct{ B1, B2 *bool }{
B1: BoolPtr( true),
B2: BoolPtr( false),
},
out: & struct{ B1, B2 *bool }{},
},
{
// Clone pointer to int64
in: & struct{ B1, B2 *int64 }{
B1: Int64Ptr( 5),
B2: Int64Ptr( 4),
},
out: & struct{ B1, B2 *int64 }{},
},
{
// Clone pointer to string
in: & struct{ S * string }{
S: StringPtr( "string1"),
},
out: & struct{ S * string }{},
},
{
// Clone struct
in: & struct{ S struct{ S string } }{
S: struct{ S string }{
S: "string1",
},
},
out: & struct{ S struct{ S string } }{
S: struct{ S string }{},
},
},
{
// Clone struct pointer
in: & struct{ S * struct{ S string } }{
S: & struct{ S string }{
S: "string1",
},
},
out: & struct{ S * struct{ S string } }{
S: & struct{ S string }{},
},
},
{
// Clone interface
in: & struct{ S interface{} }{
S: & struct{ S string }{
S: "string1",
},
},
out: & struct{ S interface{} }{
S: & struct{ S string }{},
},
},
{
// Clone nested interface
in: & struct {
Nested struct{ S interface{} }
}{
Nested: struct{ S interface{} }{
S: & struct{ S string }{
S: "string1",
},
},
},
out: & struct {
Nested struct{ S interface{} }
}{
Nested: struct{ S interface{} }{
S: & struct{ S string }{},
},
},
},
{
// Empty struct
in: & struct{}{},
out: & struct{}{},
},
{
// Interface nil
in: & struct{ S interface{} }{
S: nil,
},
out: & struct{ S interface{} }{},
},
{
// Interface pointer to nil
in: & struct{ S interface{} }{
S: (* struct{ S string })(nil),
},
out: & struct{ S interface{} }{
S: (* struct{ S string })(nil),
},
},
{
// Pointer nil
in: & struct{ S * struct{} }{
S: nil,
},
out: & struct{ S * struct{} }{},
},
{
// Anonymous struct
in: & struct {
EmbeddedStruct
Nested struct{ EmbeddedStruct }
}{
EmbeddedStruct: EmbeddedStruct{
S: "string1",
},
Nested: struct{ EmbeddedStruct }{
EmbeddedStruct: EmbeddedStruct{
S: "string2",
},
},
},
out: & struct {
EmbeddedStruct
Nested struct{ EmbeddedStruct }
}{
EmbeddedStruct: EmbeddedStruct{},
Nested: struct{ EmbeddedStruct }{
EmbeddedStruct: EmbeddedStruct{},
},
},
},
{
// Anonymous interface
in: & struct {
EmbeddedInterface
Nested struct{ EmbeddedInterface }
}{
EmbeddedInterface: & struct{ S string }{
S: "string1",
},
Nested: struct{ EmbeddedInterface }{
EmbeddedInterface: & struct{ S string }{
S: "string2",
},
},
},
out: & struct {
EmbeddedInterface
Nested struct{ EmbeddedInterface }
}{
EmbeddedInterface: & struct{ S string }{},
Nested: struct{ EmbeddedInterface }{
EmbeddedInterface: & struct{ S string }{},
},
},
},
}
func TestCloneEmptyProperties(t *testing.T) {
for _, testCase := range cloneEmptyPropertiesTestCases {
testString := fmt.Sprintf( "%#v", testCase. in)
got := CloneEmptyProperties(reflect.ValueOf(testCase. in)). Interface()
if !reflect.DeepEqual(testCase. out, got) {
t.Errorf( "test case %s", testString)
t.Errorf( "incorrect output")
t.Errorf( " expected: %#v", testCase. out)
t.Errorf( " got: %#v", got)
}
}
}
func TestZeroProperties(t *testing.T) {
for _, testCase := range cloneEmptyPropertiesTestCases {
testString := fmt.Sprintf( "%#v", testCase. in)
got := CloneProperties(reflect.ValueOf(testCase. in)). Interface()
ZeroProperties(reflect.ValueOf(got))
if !reflect.DeepEqual(testCase. out, got) {
t.Errorf( "test case %s", testString)
t.Errorf( "incorrect output")
t.Errorf( " expected: %#v", testCase. out)
t.Errorf( " got: %#v", got)
}
}
}
[Dauer der Verarbeitung: 0.18 Sekunden]
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2026-11-01
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