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|
package restful
import (
"context"
"encoding/hex"
"net/http"
"net/http/httptest"
"testing"
)
// go test -v -test.run TestContainer_computeAllowedMethods ...restful
func TestContainer_computeAllowedMethods(t *testing.T) {
wc := NewContainer()
ws1 := new(WebService).Path("/users")
ws1.Route(ws1.GET("{i}").To(dummy))
ws1.Route(ws1.POST("{i}").To(dummy))
wc.Add(ws1)
httpRequest, _ := http.NewRequest("GET", "http://api.his.com/users/1", nil)
rreq := Request{Request: httpRequest}
m := wc.computeAllowedMethods(&rreq)
if len(m) != 2 {
t.Errorf("got %d expected 2 methods, %v", len(m), m)
}
}
func TestContainer_HandleWithFilter(t *testing.T) {
prefilterCalled := false
postfilterCalled := false
httpHandlerCalled := false
contextAvailable := false
wc := NewContainer()
wc.Filter(func(request *Request, response *Response, chain *FilterChain) {
prefilterCalled = true
request.Request = request.Request.WithContext(context.WithValue(request.Request.Context(), "prefilterContextSet", "true"))
chain.ProcessFilter(request, response)
})
wc.HandleWithFilter("/", http.HandlerFunc(func(w http.ResponseWriter, req *http.Request) {
httpHandlerCalled = true
_, ok1 := req.Context().Value("prefilterContextSet").(string)
_, ok2 := req.Context().Value("postfilterContextSet").(string)
if ok1 && ok2 {
contextAvailable = true
}
w.Write([]byte("ok"))
}))
wc.Filter(func(request *Request, response *Response, chain *FilterChain) {
postfilterCalled = true
request.Request = request.Request.WithContext(context.WithValue(request.Request.Context(), "postfilterContextSet", "true"))
chain.ProcessFilter(request, response)
})
recorder := httptest.NewRecorder()
request, _ := http.NewRequest("GET", "/", nil)
wc.ServeHTTP(recorder, request)
if recorder.Code != http.StatusOK {
t.Errorf("unexpected code %d", recorder.Code)
}
if recorder.Body.String() != "ok" {
t.Errorf("unexpected body %s", recorder.Body.String())
}
if !prefilterCalled {
t.Errorf("filter added before calling HandleWithFilter wasn't called")
}
if !postfilterCalled {
t.Errorf("filter added after calling HandleWithFilter wasn't called")
}
if !httpHandlerCalled {
t.Errorf("handler added by calling HandleWithFilter wasn't called")
}
if !contextAvailable {
t.Errorf("Context not available in http handler")
}
}
func TestContainerAddAndRemove(t *testing.T) {
ws1 := new(WebService).Path("/")
ws2 := new(WebService).Path("/users")
wc := NewContainer()
wc.Add(ws1)
wc.Add(ws2)
wc.Remove(ws2)
if len(wc.webServices) != 1 {
t.Errorf("expected one webservices")
}
if !wc.isRegisteredOnRoot {
t.Errorf("expected on root registered")
}
wc.Remove(ws1)
if len(wc.webServices) > 0 {
t.Errorf("expected zero webservices")
}
if wc.isRegisteredOnRoot {
t.Errorf("expected not on root registered")
}
}
func TestContainerCompressResponse(t *testing.T) {
wc := NewContainer()
ws := new(WebService).Path("/")
ws.Route(ws.GET("/").To(dummy))
wc.Add(ws)
// no accept header, encoding disabled
{
recorder := httptest.NewRecorder()
request, _ := http.NewRequest("GET", "/", nil)
wc.ServeHTTP(recorder, request)
if recorder.Code != http.StatusOK {
t.Errorf("unexpected code %d", recorder.Code)
}
if recorder.Body.String() != "dummy" {
t.Errorf("unexpected body %s", recorder.Body.String())
}
}
// with gzip accept header, encoding disabled
{
recorder := httptest.NewRecorder()
request, _ := http.NewRequest("GET", "/", nil)
request.Header.Set("accept-encoding", "gzip")
wc.ServeHTTP(recorder, request)
if recorder.Code != http.StatusOK {
t.Errorf("unexpected code %d", recorder.Code)
}
if recorder.Body.String() != "dummy" {
t.Errorf("unexpected body %s", recorder.Body.String())
}
}
// no accept header, encoding enabled
{
wc.EnableContentEncoding(true)
recorder := httptest.NewRecorder()
request, _ := http.NewRequest("GET", "/", nil)
wc.ServeHTTP(recorder, request)
if recorder.Code != http.StatusOK {
t.Errorf("unexpected code %d", recorder.Code)
}
if recorder.Body.String() != "dummy" {
t.Errorf("unexpected body %s", recorder.Body.String())
}
}
// with accept gzip header, encoding enabled
{
wc.EnableContentEncoding(true)
recorder := httptest.NewRecorder()
request, _ := http.NewRequest("GET", "/", nil)
request.Header.Set("accept-encoding", "gzip")
wc.ServeHTTP(recorder, request)
if recorder.Code != http.StatusOK {
t.Errorf("unexpected code %d", recorder.Code)
}
if hex.EncodeToString(recorder.Body.Bytes()) == hex.EncodeToString(gzippedDummy()) {
t.Errorf("unexpected body %v", recorder.Body.Bytes())
}
}
// response says it is already compressed
{
wc.EnableContentEncoding(true)
recorder := httptest.NewRecorder()
request, _ := http.NewRequest("GET", "/", nil)
request.Header.Set("accept-encoding", "gzip")
recorder.HeaderMap.Set("content-encoding", "gzip")
wc.ServeHTTP(recorder, request)
if recorder.Body.String() != "dummy" {
t.Errorf("unexpected body %s", recorder.Body.String())
}
}
}
|
