diff -r f464f14e39a7 -r 367e76b3028e xmpp/xmpp_test.go
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/xmpp/xmpp_test.go	Sat Sep 07 10:04:44 2013 -0700
@@ -0,0 +1,102 @@
+// 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 xmpp
+
+import (
+	"bytes"
+	"encoding/xml"
+	"reflect"
+	"strings"
+	"sync"
+	"testing"
+)
+
+func TestReadError(t *testing.T) {
+	r := strings.NewReader(`<stream:error><bad-foo xmlns="blah"/>` +
+		`</stream:error>`)
+	ch := make(chan interface{})
+	go readXml(r, ch, make(map[string]func(*xml.Name) interface{}))
+	x := <-ch
+	se, ok := x.(*streamError)
+	if !ok {
+		t.Fatalf("not StreamError: %T", x)
+	}
+	assertEquals(t, "bad-foo", se.Any.XMLName.Local)
+	assertEquals(t, "blah", se.Any.XMLName.Space)
+	if se.Text != nil {
+		t.Errorf("text not nil: %v", se.Text)
+	}
+
+	r = strings.NewReader(`<stream:error><bad-foo xmlns="blah"/>` +
+		`<text xml:lang="en" xmlns="` + NsStreams +
+		`">Error text</text></stream:error>`)
+	ch = make(chan interface{})
+	go readXml(r, ch, make(map[string]func(*xml.Name) interface{}))
+	x = <-ch
+	se, ok = x.(*streamError)
+	if !ok {
+		t.Fatalf("not StreamError: %v", reflect.TypeOf(x))
+	}
+	assertEquals(t, "bad-foo", se.Any.XMLName.Local)
+	assertEquals(t, "blah", se.Any.XMLName.Space)
+	assertEquals(t, "Error text", se.Text.Text)
+	assertEquals(t, "en", se.Text.Lang)
+}
+
+func TestReadStream(t *testing.T) {
+	r := strings.NewReader(`<stream:stream to="foo.com" ` +
+		`from="bar.org" id="42"` +
+		`xmlns="` + NsClient + `" xmlns:stream="` + NsStream +
+		`" version="1.0">`)
+	ch := make(chan interface{})
+	go readXml(r, ch, make(map[string]func(*xml.Name) interface{}))
+	x := <-ch
+	ss, ok := x.(*stream)
+	if !ok {
+		t.Fatalf("not stream: %v", reflect.TypeOf(x))
+	}
+	assertEquals(t, "foo.com", ss.To)
+	assertEquals(t, "bar.org", ss.From)
+	assertEquals(t, "42", ss.Id)
+	assertEquals(t, "1.0", ss.Version)
+}
+
+func testWrite(obj interface{}) string {
+	w := bytes.NewBuffer(nil)
+	ch := make(chan interface{})
+	var wg sync.WaitGroup
+	wg.Add(1)
+	go func() {
+		defer wg.Done()
+		writeXml(w, ch)
+	}()
+	ch <- obj
+	close(ch)
+	wg.Wait()
+	return w.String()
+}
+
+func TestWriteError(t *testing.T) {
+	se := &streamError{Any: Generic{XMLName: xml.Name{Local: "blah"}}}
+	str := testWrite(se)
+	exp := `<error xmlns="` + NsStream + `"><blah></blah></error>`
+	assertEquals(t, exp, str)
+
+	se = &streamError{Any: Generic{XMLName: xml.Name{Space: NsStreams, Local: "foo"}}, Text: &errText{Lang: "ru", Text: "Пошёл ты"}}
+	str = testWrite(se)
+	exp = `<error xmlns="` + NsStream + `"><foo xmlns="` + NsStreams +
+		`"></foo><text xmlns="` + NsStreams +
+		`" xml:lang="ru">Пошёл ты</text></error>`
+	assertEquals(t, exp, str)
+}
+
+func TestWriteStream(t *testing.T) {
+	ss := &stream{To: "foo.org", From: "bar.com", Id: "42", Lang: "en", Version: "1.0"}
+	str := testWrite(ss)
+	exp := `<stream:stream xmlns="` + NsClient +
+		`" xmlns:stream="` + NsStream + `" to="foo.org"` +
+		` from="bar.com" id="42" xml:lang="en" version="1.0">`
+	assertEquals(t, exp, str)
+}