forked from sqp/go-xmlrpc
/
xmlrpc_test.go
157 lines (149 loc) · 3.54 KB
/
xmlrpc_test.go
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package xmlrpc
import (
"encoding/xml"
"errors"
"fmt"
"net/http"
"net/http/httptest"
"strings"
"testing"
)
func createServer(path, name string, f func(args ...interface{}) (interface{}, error)) http.HandlerFunc {
return func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != path {
http.Error(w, http.StatusText(http.StatusNotFound), http.StatusNotFound)
return
}
p := xml.NewDecoder(r.Body)
se, _ := nextStart(p) // methodResponse
if se.Name.Local != "methodCall" {
http.Error(w, "missing methodCall", http.StatusBadRequest)
return
}
se, _ = nextStart(p) // params
if se.Name.Local != "methodName" {
http.Error(w, "missing methodName", http.StatusBadRequest)
return
}
var s string
if err := p.DecodeElement(&s, &se); err != nil {
http.Error(w, "wrong function name", http.StatusBadRequest)
return
}
if s != name {
http.Error(w, fmt.Sprintf("want function name %q but got %q", name, s), http.StatusBadRequest)
return
}
se, _ = nextStart(p) // params
if se.Name.Local != "params" {
http.Error(w, "missing params", http.StatusBadRequest)
return
}
var args []interface{}
for {
se, _ = nextStart(p) // param
if se.Name.Local == "" {
break
}
if se.Name.Local != "param" {
http.Error(w, "missing param", http.StatusBadRequest)
return
}
se, _ = nextStart(p) // value
if se.Name.Local != "value" {
http.Error(w, "missing value", http.StatusBadRequest)
return
}
_, v, err := next(p)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
args = append(args, v)
}
ret, err := f(args...)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
w.Write([]byte(`
<?xml version="1.0"?>
<methodResponse>
<params>
<param>
<value>` + toXml(ret, true) + `</value>
</param>
</params>
</methodResponse>
`))
}
}
func TestAddInt(t *testing.T) {
ts := httptest.NewServer(createServer("/api", "AddInt", func(args ...interface{}) (interface{}, error) {
if len(args) != 2 {
return nil, errors.New("bad number of arguments")
}
switch args[0].(type) {
case int:
default:
return nil, errors.New("args[0] should be int")
}
switch args[1].(type) {
case int:
default:
return nil, errors.New("args[1] should be int")
}
return args[0].(int) + args[1].(int), nil
}))
defer ts.Close()
client := NewClient(ts.URL + "/api")
v, err := client.Call("AddInt", 1, 2)
if err != nil {
t.Fatal(err)
}
i, ok := v[0].(int)
if !ok {
t.Fatalf("want int but got %#v", v)
}
if i != 3 {
t.Fatalf("want %v but got %#v", 3, v)
}
}
func TestAddString(t *testing.T) {
ts := httptest.NewServer(createServer("/api", "AddString", func(args ...interface{}) (interface{}, error) {
if len(args) != 2 {
return nil, errors.New("bad number of arguments")
}
switch args[0].(type) {
case string:
default:
return nil, errors.New("args[0] should be string")
}
switch args[1].(type) {
case string:
default:
return nil, errors.New("args[1] should be string")
}
return args[0].(string) + args[1].(string), nil
}))
defer ts.Close()
client := NewClient(ts.URL + "/api")
v, err := client.Call("AddString", "hello", "world")
if err != nil {
t.Fatal(err)
}
s, ok := v[0].(string)
if !ok {
t.Fatalf("want string but got %#v", v)
}
if s != "helloworld" {
t.Fatalf("want %q but got %q", "helloworld", v)
}
}
func toXml(v interface{}, typ bool) (s string) {
var buf strings.Builder
if err := writeXML(&buf, v, typ); err != nil {
panic(err)
}
return buf.String()
}