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deepcopy_benchmark_test.go
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deepcopy_benchmark_test.go
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package deepcopy
import (
"encoding/json"
"net/http"
"testing"
)
type ComplexStruct struct {
ID int64 `json:"id"`
Name string `json:"name"`
Description string `json:"description"`
IsEnabled bool `json:"is_enabled"`
Count int `json:"count"`
Price float64 `json:"price"`
Tags []string `json:"tags"`
CreatedAt string `json:"created_at"`
Options map[string]bool `json:"options"`
Nested NestedStruct `json:"nested"`
Items []ItemStruct `json:"items"`
ExtraData json.RawMessage `json:"extra_data"`
Handler http.HandlerFunc `json:"handler"`
Opts map[string]any `json:"opts"`
}
type NestedStruct struct {
Field1 int `json:"field1"`
Field2 string `json:"field2"`
ItemAStruct
*ItemBStruct
}
type ItemAStruct struct {
ItemID int `json:"item_id"`
ItemName string `json:"item_name"`
}
type ItemBStruct struct {
ItemType string `json:"item_type"`
ItemFrom string `json:"item_from"`
}
type ItemStruct struct {
ItemID int `json:"item_id"`
ItemName string `json:"item_name"`
}
func BenchmarkDeepCopy(b *testing.B) {
complexData := ComplexStruct{
ID: 1,
Name: "Complex Object",
Description: "A struct with various types for JSON benchmarking",
IsEnabled: true,
Count: 5,
Price: 99.99,
Tags: []string{"tag1", "tag2", "tag3"},
CreatedAt: "2023-08-07T12:34:56Z",
Options: map[string]bool{"option1": true, "option2": false, "option3": true},
Nested: NestedStruct{
Field1: 42,
Field2: "Nested Field",
ItemAStruct: ItemAStruct{
ItemID: 100,
ItemName: "Item A",
},
ItemBStruct: &ItemBStruct{
ItemType: "Item Type",
ItemFrom: "Item From",
},
},
Items: []ItemStruct{
{ItemID: 101, ItemName: "Item 1"},
{ItemID: 102, ItemName: "Item 2"},
},
ExtraData: json.RawMessage(`{"key": "value"}`),
Handler: func(w http.ResponseWriter, r *http.Request) {},
Opts: map[string]any{
"opt1": "value1",
"opt2": 2,
"opt3": true,
},
}
for i := 0; i < b.N; i++ {
_ = Copy[ComplexStruct](complexData)
_ = Copy[*ComplexStruct](&complexData)
}
}