func TestHTTPClient(t *testing.T) {
var (
decode = func(r io.Reader) (interface{}, error) { return struct{}{}, nil }
encode = func(w io.Writer, response interface{}) error { return nil }
headers = make(chan string, 1)
headerKey = "X-Foo"
headerVal = "abcde"
)
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
headers <- r.Header.Get(headerKey)
w.WriteHeader(http.StatusOK)
}))
client := httptransport.Client{
Method: "GET",
URL: mustParse(server.URL),
Context: context.Background(),
DecodeFunc: decode,
EncodeFunc: encode,
Before: []httptransport.RequestFunc{httptransport.SetRequestHeader(headerKey, headerVal)},
}
_, err := client.Endpoint()(context.Background(), struct{}{})
if err != nil {
t.Fatal(err)
}
var have string
select {
case have = <-headers:
case <-time.After(time.Millisecond):
t.Fatalf("timeout waiting for %s", headerKey)
}
if want := headerVal; want != have {
t.Errorf("want %q, have %q", want, have)
}
}
func TestHTTPClient(t *testing.T) {
var (
testbody = "testbody"
encode = func(context.Context, *http.Request, interface{}) error { return nil }
decode = func(_ context.Context, r *http.Response) (interface{}, error) {
buffer := make([]byte, len(testbody))
r.Body.Read(buffer)
return TestResponse{r.Body, string(buffer)}, nil
}
headers = make(chan string, 1)
headerKey = "X-Foo"
headerVal = "abcde"
)
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
headers <- r.Header.Get(headerKey)
w.WriteHeader(http.StatusOK)
w.Write([]byte(testbody))
}))
client := httptransport.NewClient(
"GET",
mustParse(server.URL),
encode,
decode,
httptransport.SetClientBefore(httptransport.SetRequestHeader(headerKey, headerVal)),
)
res, err := client.Endpoint()(context.Background(), struct{}{})
if err != nil {
t.Fatal(err)
}
var have string
select {
case have = <-headers:
case <-time.After(time.Millisecond):
t.Fatalf("timeout waiting for %s", headerKey)
}
// Check that Request Header was successfully received
if want := headerVal; want != have {
t.Errorf("want %q, have %q", want, have)
}
// Check that the response was successfully decoded
response, ok := res.(TestResponse)
if !ok {
t.Fatal("response should be TestResponse")
}
if want, have := testbody, response.String; want != have {
t.Errorf("want %q, have %q", want, have)
}
// Check that response body was closed
b := make([]byte, 1)
_, err = response.Body.Read(b)
if err == nil {
t.Fatal("wanted error, got none")
}
if doNotWant, have := io.EOF, err; doNotWant == have {
t.Errorf("do not want %q, have %q", doNotWant, have)
}
}