gitee.com/ks-custle/core-gm@v0.0.0-20230922171213-b83bdd97b62c/gmhttp/httptest/example_test.go (about)

     1  // Copyright 2013 The Go Authors. All rights reserved.
     2  // Use of this source code is governed by a BSD-style
     3  // license that can be found in the LICENSE file.
     4  
     5  package httptest_test
     6  
     7  import (
     8  	"fmt"
     9  	"io"
    10  	"log"
    11  
    12  	http "gitee.com/ks-custle/core-gm/gmhttp"
    13  	"gitee.com/ks-custle/core-gm/gmhttp/httptest"
    14  )
    15  
    16  func ExampleResponseRecorder() {
    17  	handler := func(w http.ResponseWriter, r *http.Request) {
    18  		_, _ = io.WriteString(w, "<html><body>Hello World!</body></html>")
    19  	}
    20  
    21  	//goland:noinspection HttpUrlsUsage
    22  	req := httptest.NewRequest("GET", "http://example.com/foo", nil)
    23  	w := httptest.NewRecorder()
    24  	handler(w, req)
    25  
    26  	resp := w.Result()
    27  	body, _ := io.ReadAll(resp.Body)
    28  
    29  	fmt.Println(resp.StatusCode)
    30  	fmt.Println(resp.Header.Get("Content-Type"))
    31  	fmt.Println(string(body))
    32  
    33  	// Output:
    34  	// 200
    35  	// text/html; charset=utf-8
    36  	// <html><body>Hello World!</body></html>
    37  }
    38  
    39  func ExampleServer() {
    40  	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
    41  		_, _ = fmt.Fprintln(w, "Hello, client")
    42  	}))
    43  	defer ts.Close()
    44  
    45  	res, err := http.Get(ts.URL)
    46  	if err != nil {
    47  		log.Fatal(err)
    48  	}
    49  	greeting, err := io.ReadAll(res.Body)
    50  	_ = res.Body.Close()
    51  	if err != nil {
    52  		log.Fatal(err)
    53  	}
    54  
    55  	fmt.Printf("%s", greeting)
    56  	// Output: Hello, client
    57  }
    58  
    59  func ExampleServer_hTTP2() {
    60  	ts := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
    61  		_, _ = fmt.Fprintf(w, "Hello, %s", r.Proto)
    62  	}))
    63  	ts.EnableHTTP2 = true
    64  	ts.StartTLS()
    65  	defer ts.Close()
    66  
    67  	res, err := ts.Client().Get(ts.URL)
    68  	if err != nil {
    69  		log.Fatal(err)
    70  	}
    71  	greeting, err := io.ReadAll(res.Body)
    72  	_ = res.Body.Close()
    73  	if err != nil {
    74  		log.Fatal(err)
    75  	}
    76  	fmt.Printf("%s", greeting)
    77  
    78  	// Output: Hello, HTTP/2.0
    79  }
    80  
    81  func ExampleNewTLSServer() {
    82  	ts := httptest.NewTLSServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
    83  		_, _ = fmt.Fprintln(w, "Hello, client")
    84  	}))
    85  	defer ts.Close()
    86  
    87  	client := ts.Client()
    88  	res, err := client.Get(ts.URL)
    89  	if err != nil {
    90  		log.Fatal(err)
    91  	}
    92  
    93  	greeting, err := io.ReadAll(res.Body)
    94  	_ = res.Body.Close()
    95  	if err != nil {
    96  		log.Fatal(err)
    97  	}
    98  
    99  	fmt.Printf("%s", greeting)
   100  	// Output: Hello, client
   101  }