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minio/server-mux_test.go

162 lines
3.5 KiB

/*
* Minio Cloud Storage, (C) 2015, 2016 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"bufio"
"fmt"
"io/ioutil"
"net"
"net/http"
"net/http/httptest"
"testing"
)
func TestClose(t *testing.T) {
// Create ServerMux
m := NewMuxServer("", nil)
if err := m.Close(); err != nil {
t.Error("Server errored while trying to Close", err)
}
}
func TestMuxServer(t *testing.T) {
ts := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, "Hello, client")
}))
defer ts.Close()
// Create ServerMux
m := NewMuxServer("", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprint(w, "hello")
}))
// Set the test server config to the mux
ts.Config = &m.Server
ts.Start()
// Create a MuxListener
ml, err := NewMuxListener(ts.Listener, m.WaitGroup, "", "")
if err != nil {
t.Fatal(err)
}
m.listener = ml
client := http.Client{}
res, err := client.Get(ts.URL)
if err != nil {
t.Fatal(err)
}
got, err := ioutil.ReadAll(res.Body)
if err != nil {
t.Fatal(err)
}
if string(got) != "hello" {
t.Errorf("got %q, want hello", string(got))
}
// Make sure there is only 1 connection
m.mu.Lock()
if len(m.conns) < 1 {
t.Fatal("Should have 1 connections")
}
m.mu.Unlock()
// Close the server
m.Close()
// Make sure there are zero connections
m.mu.Lock()
if len(m.conns) > 0 {
t.Fatal("Should have 0 connections")
}
m.mu.Unlock()
}
func TestServerCloseBlocking(t *testing.T) {
ts := httptest.NewUnstartedServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprintln(w, "Hello, client")
}))
defer ts.Close()
// Create ServerMux
m := NewMuxServer("", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
fmt.Fprint(w, "hello")
}))
// Set the test server config to the mux
ts.Config = &m.Server
ts.Start()
// Create a MuxListener
// var err error
ml, err := NewMuxListener(ts.Listener, m.WaitGroup, "", "")
if err != nil {
t.Fatal(err)
}
m.listener = ml
dial := func() net.Conn {
c, cerr := net.Dial("tcp", ts.Listener.Addr().String())
if cerr != nil {
t.Fatal(err)
}
return c
}
// Dial to open a StateNew but don't send anything
cnew := dial()
defer cnew.Close()
// Dial another connection but idle after a request to have StateIdle
cidle := dial()
defer cidle.Close()
cidle.Write([]byte("HEAD / HTTP/1.1\r\nHost: foo\r\n\r\n"))
_, err = http.ReadResponse(bufio.NewReader(cidle), nil)
if err != nil {
t.Fatal(err)
}
// Make sure we don't block forever.
m.Close()
// Make sure there are zero connections
m.mu.Lock()
if len(m.conns) > 0 {
t.Fatal("Should have 0 connections")
}
m.mu.Unlock()
}
func TestListenAndServe(t *testing.T) {
m := NewMuxServer("", nil)
stopc := make(chan struct{})
errc := make(chan error)
go func() { errc <- m.ListenAndServe() }()
go func() { errc <- m.Close(); close(stopc) }()
select {
case err := <-errc:
if err != nil {
t.Fatal(err)
}
case <-stopc:
return
}
}