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// Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package proxy
import (
"context"
"errors"
"net"
"reflect"
"testing"
)
type recordingProxy struct {
addrs []string
}
func (r *recordingProxy) Dial(network, addr string) (net.Conn, error) {
r.addrs = append(r.addrs, addr)
return nil, errors.New("recordingProxy")
}
func TestPerHost(t *testing.T) {
expectedDef := []string{
"example.com:123",
"1.2.3.4:123",
"[1001::]:123",
}
expectedBypass := []string{
"localhost:123",
"zone:123",
"foo.zone:123",
"127.0.0.1:123",
"10.1.2.3:123",
"[1000::]:123",
}
t.Run("Dial", func(t *testing.T) {
var def, bypass recordingProxy
perHost := NewPerHost(&def, &bypass)
perHost.AddFromString("localhost,*.zone,127.0.0.1,10.0.0.1/8,1000::/16")
for _, addr := range expectedDef {
perHost.Dial("tcp", addr)
}
for _, addr := range expectedBypass {
perHost.Dial("tcp", addr)
}
if !reflect.DeepEqual(expectedDef, def.addrs) {
t.Errorf("Hosts which went to the default proxy didn't match. Got %v, want %v", def.addrs, expectedDef)
}
if !reflect.DeepEqual(expectedBypass, bypass.addrs) {
t.Errorf("Hosts which went to the bypass proxy didn't match. Got %v, want %v", bypass.addrs, expectedBypass)
}
})
t.Run("DialContext", func(t *testing.T) {
var def, bypass recordingProxy
perHost := NewPerHost(&def, &bypass)
perHost.AddFromString("localhost,*.zone,127.0.0.1,10.0.0.1/8,1000::/16")
for _, addr := range expectedDef {
perHost.DialContext(context.Background(), "tcp", addr)
}
for _, addr := range expectedBypass {
perHost.DialContext(context.Background(), "tcp", addr)
}
if !reflect.DeepEqual(expectedDef, def.addrs) {
t.Errorf("Hosts which went to the default proxy didn't match. Got %v, want %v", def.addrs, expectedDef)
}
if !reflect.DeepEqual(expectedBypass, bypass.addrs) {
t.Errorf("Hosts which went to the bypass proxy didn't match. Got %v, want %v", bypass.addrs, expectedBypass)
}
})
}
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