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config_example_test.go
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/
config_example_test.go
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package requests_test
import (
"compress/gzip"
"context"
"fmt"
"net/http"
"net/http/httptest"
"strings"
"github.com/carlmjohnson/requests"
)
func ExampleNew() {
// Suppose all requests in your project need some common options set.
// First, define a Config function in your project...
myProjectConfig := func(rb *requests.Builder) {
rb.
BaseURL("http://example.com").
UserAgent("myproj/1.0").
Accept("application/vnd.myproj+json;charset=utf-8")
}
// Then build your requests using that Config as the base Builder.
var s string
err := requests.
New(myProjectConfig).
Path("/").
Param("some_param", "some-value").
ToString(&s).
Fetch(context.Background())
if err != nil {
fmt.Println("my project fetch failed", err)
}
fmt.Println(strings.Contains(s, "Example Domain"))
// Output:
// true
}
func ExampleGzipConfig() {
var echo postman
err := requests.
URL("https://postman-echo.com/post").
ContentType("text/plain").
Config(requests.GzipConfig(
gzip.DefaultCompression,
func(gw *gzip.Writer) error {
_, err := gw.Write([]byte(`hello, world`))
return err
})).
ToJSON(&echo).
Fetch(context.Background())
if err != nil {
fmt.Println("problem with postman:", err)
}
fmt.Println(echo.Data)
// Output:
// hello, world
}
func ExampleTestServerConfig() {
// Create an httptest.Server for your project's router
mux := http.NewServeMux()
mux.HandleFunc("/greeting", func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "Hello, world!")
})
mux.HandleFunc("/salutation", func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintf(w, "Howdy, planet!")
})
srv := httptest.NewServer(mux)
defer srv.Close()
// Now test that the handler has the expected return values
{
var s string
err := requests.
New(requests.TestServerConfig(srv)).
Path("/greeting").
ToString(&s).
Fetch(context.Background())
if err != nil {
fmt.Println("Error!", err)
}
fmt.Println(s) // Hello, world!
}
{
var s string
err := requests.
New(requests.TestServerConfig(srv)).
Path("/salutation").
ToString(&s).
Fetch(context.Background())
if err != nil {
fmt.Println("Error!", err)
}
fmt.Println(s) // Howdy, planet!
}
// Output:
// Hello, world!
// Howdy, planet!
}