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native_http.go
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native_http.go
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package gohttpclient
import (
"io/ioutil"
"net/http"
"net/http/httptest"
"strings"
)
// ************************************************************************************************
// ** NativeHTTPTestServer
// ************************************************************************************************
// ** HTTPTestServer implementation using native GO *httptest.Server
// ************************************************************************************************
func NewNativeHTTPTestServer(testServer *httptest.Server) *NativeHTTPTestServer {
ret := &NativeHTTPTestServer{
testServer: testServer,
}
return ret
}
type NativeHTTPTestServer struct {
testServer *httptest.Server
}
func (st *NativeHTTPTestServer) GetURL() string {
return st.testServer.URL
}
func (st *NativeHTTPTestServer) Close() {
st.testServer.Close()
}
// ************************************************************************************************
// ** NativeHTTPClient
// ************************************************************************************************
// ** HTTPClient implementation using GO native http
// ************************************************************************************************
func NewNativeHTTPClient() HTTPClient {
ret := &NativeHTTPClient{}
ret.initialize()
return ret
}
type NativeHTTPClient struct {
method, url, payload string
headers map[string]string
}
func (st *NativeHTTPClient) initialize() {
st.Reset()
}
func (st *NativeHTTPClient) Reset() {
st.headers = make(map[string]string)
st.method = ""
st.url = ""
st.payload = ""
}
func (st *NativeHTTPClient) SetMethod(method string) {
st.method = method
}
func (st *NativeHTTPClient) SetURL(url string) {
st.url = url
}
func (st *NativeHTTPClient) SetPayload(payload string) {
st.payload = payload
}
func (st *NativeHTTPClient) AddHeader(key string, value string) {
st.headers[key] = value
}
func (st *NativeHTTPClient) Do() (HTTPResponse, error) {
var (
req *http.Request
err error
)
if st.payload != "" {
payload := strings.NewReader(st.payload)
req, err = http.NewRequest(st.method, st.url, payload)
} else {
req, err = http.NewRequest(st.method, st.url, nil)
}
if err != nil {
return nil, err
}
// add the headers
for k, v := range st.headers {
req.Header.Add(k, v)
}
// do the request
res, err := http.DefaultClient.Do(req)
if err != nil {
return nil, err
}
defer res.Body.Close()
body, err := ioutil.ReadAll(res.Body)
if err != nil {
return nil, err
}
return NewDefaultHTTPResponse(string(body), res.StatusCode, res.Status, res.Header), nil
}
func (st *NativeHTTPClient) NewTestServer(fn func(ResponseWriter, Request)) HTTPTestServer {
ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// TODO ::: call the user function here !!!
fn(NewDefaultResponseWriter(w), nil)
}))
return NewNativeHTTPTestServer(ts)
}