lancet/netutil/net_example_test.go

package netutil

import (
	"fmt"
	"net"
	"net/http"
)

func ExampleGetInternalIp() {
	internalIp := GetInternalIp()

	result := IsInternalIP(net.ParseIP(internalIp))
	fmt.Println(result)

	// Output:
	// true
}

// func ExampleGetPublicIpInfo() {
// 	ipInfo, err := GetPublicIpInfo()
// 	if err != nil {
// 		return
// 	}

// 	result := IsPublicIP(net.ParseIP(ipInfo.Ip))
// 	fmt.Println(result)

// 	// Output:
// 	// true
// }

func ExampleGetRequestPublicIp() {
	ip := "36.112.24.10"

	request := http.Request{
		Method: "GET",
		Header: http.Header{
			"X-Forwarded-For": {ip},
		},
	}
	publicIp := GetRequestPublicIp(&request)

	fmt.Println(publicIp)

	// Output:
	// 36.112.24.10
}

func ExampleIsInternalIP() {
	ip1 := IsInternalIP(net.ParseIP("127.0.0.1"))
	ip2 := IsInternalIP(net.ParseIP("192.168.0.1"))
	ip3 := IsInternalIP(net.ParseIP("36.112.24.10"))

	fmt.Println(ip1)
	fmt.Println(ip2)
	fmt.Println(ip3)

	// Output:
	// true
	// true
	// false
}

func ExampleIsPublicIP() {
	ip1 := IsPublicIP(net.ParseIP("127.0.0.1"))
	ip2 := IsPublicIP(net.ParseIP("192.168.0.1"))
	ip3 := IsPublicIP(net.ParseIP("36.112.24.10"))

	fmt.Println(ip1)
	fmt.Println(ip2)
	fmt.Println(ip3)

	// Output:
	// false
	// false
	// true
}

func ExampleEncodeUrl() {
	urlAddr := "http://www.lancet.com?a=1&b=[2]"

	encodedUrl, err := EncodeUrl(urlAddr)
	if err != nil {
		return
	}

	fmt.Println(encodedUrl)

	// Output:
	// http://www.lancet.com?a=1&b=%5B2%5D
}

func ExampleHttpClient_DecodeResponse() {
	request := &HttpRequest{
		RawURL: "https://jsonplaceholder.typicode.com/todos/1",
		Method: "GET",
	}

	httpClient := NewHttpClient()
	resp, err := httpClient.SendRequest(request)
	if err != nil || resp.StatusCode != 200 {
		return
	}

	type Todo struct {
		UserId    int    `json:"userId"`
		Id        int    `json:"id"`
		Title     string `json:"title"`
		Completed bool   `json:"completed"`
	}

	var todo Todo
	err = httpClient.DecodeResponse(resp, &todo)
	if err != nil {
		return
	}

	fmt.Println(todo.Id)

	// Output:
	// 1
}

func ExampleStructToUrlValues() {
	type TodoQuery struct {
		Id     int    `json:"id"`
		UserId int    `json:"userId"`
		Name   string `json:"name,omitempty"`
		Status string
	}
	item1 := TodoQuery{
		Id:     1,
		UserId: 123,
		Name:   "test",
		Status: "completed",
	}
	queryValues1, err := StructToUrlValues(item1)
	if err != nil {
		return
	}

	item2 := TodoQuery{
		Id:     2,
		UserId: 456,
	}
	queryValues2, _ := StructToUrlValues(item2)

	fmt.Println(queryValues1.Get("id"))
	fmt.Println(queryValues1.Get("userId"))
	fmt.Println(queryValues1.Get("name"))
	fmt.Println(queryValues1.Get("status"))

	fmt.Println(queryValues2.Get("id"))
	fmt.Println(queryValues2.Get("userId"))
	fmt.Println(queryValues2.Get("name"))

	// Output:
	// 1
	// 123
	// test
	//
	// 2
	// 456
	//
}

func ExampleConvertMapToQueryString() {
	var m = map[string]any{
		"c": 3,
		"a": 1,
		"b": 2,
	}

	qs := ConvertMapToQueryString(m)

	fmt.Println(qs)

	// Output:
	// a=1&b=2&c=3
}

func ExampleIsPingConnected() {
	// result1 := IsPingConnected("bing.com")
	result2 := IsPingConnected("www.!@#&&&.com")

	// fmt.Println(result1)
	fmt.Println(result2)

	// Output:
	// false
}

func ExampleIsTelnetConnected() {
	result1 := IsTelnetConnected("bing.com", "80")
	result2 := IsTelnetConnected("www.baidu.com", "123")

	fmt.Println(result1)
	fmt.Println(result2)

	// Output:
	// true
	// false
}

func ExampleBuildUrl() {
	urlStr, err := BuildUrl(
		"https",
		"example.com",
		"query",
		map[string][]string{
			"a": {"foo", "bar"},
			"b": {"baz"},
		},
	)

	fmt.Println(urlStr)
	fmt.Println(err)

	// Output:
	// https://example.com/query?a=foo&a=bar&b=baz
	// <nil>
}

func ExampleAddQueryParams() {
	urlStr := "https://example.com"

	params := map[string][]string{
		"a": {"foo", "bar"},
		"b": {"baz"},
	}

	urlStr, err := AddQueryParams(urlStr, params)

	fmt.Println(urlStr)
	fmt.Println(err)

	// Output:
	// https://example.com?a=foo&a=bar&b=baz
	// <nil>
}