func (f faker) SetWriteDeadline(time.Time) error { return nil }
func TestBasic(t *testing.T) {
- basicServer = strings.Join(strings.Split(basicServer, "\n"), "\r\n")
- basicClient = strings.Join(strings.Split(basicClient, "\n"), "\r\n")
+ server := strings.Join(strings.Split(basicServer, "\n"), "\r\n")
+ client := strings.Join(strings.Split(basicClient, "\n"), "\r\n")
var cmdbuf bytes.Buffer
bcmdbuf := bufio.NewWriter(&cmdbuf)
var fake faker
- fake.ReadWriter = bufio.NewReadWriter(bufio.NewReader(strings.NewReader(basicServer)), bcmdbuf)
- c := &Client{Text: textproto.NewConn(fake)}
+ fake.ReadWriter = bufio.NewReadWriter(bufio.NewReader(strings.NewReader(server)), bcmdbuf)
+ c := &Client{Text: textproto.NewConn(fake), localName: "localhost"}
if err := c.helo(); err != nil {
t.Fatalf("HELO failed: %s", err)
t.Fatalf("Second EHLO failed: %s", err)
}
+ c.didHello = true
if ok, args := c.Extension("aUtH"); !ok || args != "LOGIN PLAIN" {
t.Fatalf("Expected AUTH supported")
}
bcmdbuf.Flush()
actualcmds := cmdbuf.String()
- if basicClient != actualcmds {
- t.Fatalf("Got:\n%s\nExpected:\n%s", actualcmds, basicClient)
+ if client != actualcmds {
+ t.Fatalf("Got:\n%s\nExpected:\n%s", actualcmds, client)
}
}
`
func TestNewClient(t *testing.T) {
- newClientServer = strings.Join(strings.Split(newClientServer, "\n"), "\r\n")
- newClientClient = strings.Join(strings.Split(newClientClient, "\n"), "\r\n")
+ server := strings.Join(strings.Split(newClientServer, "\n"), "\r\n")
+ client := strings.Join(strings.Split(newClientClient, "\n"), "\r\n")
var cmdbuf bytes.Buffer
bcmdbuf := bufio.NewWriter(&cmdbuf)
return cmdbuf.String()
}
var fake faker
- fake.ReadWriter = bufio.NewReadWriter(bufio.NewReader(strings.NewReader(newClientServer)), bcmdbuf)
+ fake.ReadWriter = bufio.NewReadWriter(bufio.NewReader(strings.NewReader(server)), bcmdbuf)
c, err := NewClient(fake, "fake.host")
if err != nil {
t.Fatalf("NewClient: %v\n(after %v)", err, out())
}
actualcmds := out()
- if newClientClient != actualcmds {
- t.Fatalf("Got:\n%s\nExpected:\n%s", actualcmds, newClientClient)
+ if client != actualcmds {
+ t.Fatalf("Got:\n%s\nExpected:\n%s", actualcmds, client)
}
}
`
func TestNewClient2(t *testing.T) {
- newClient2Server = strings.Join(strings.Split(newClient2Server, "\n"), "\r\n")
- newClient2Client = strings.Join(strings.Split(newClient2Client, "\n"), "\r\n")
+ server := strings.Join(strings.Split(newClient2Server, "\n"), "\r\n")
+ client := strings.Join(strings.Split(newClient2Client, "\n"), "\r\n")
var cmdbuf bytes.Buffer
bcmdbuf := bufio.NewWriter(&cmdbuf)
var fake faker
- fake.ReadWriter = bufio.NewReadWriter(bufio.NewReader(strings.NewReader(newClient2Server)), bcmdbuf)
+ fake.ReadWriter = bufio.NewReadWriter(bufio.NewReader(strings.NewReader(server)), bcmdbuf)
c, err := NewClient(fake, "fake.host")
if err != nil {
t.Fatalf("NewClient: %v", err)
bcmdbuf.Flush()
actualcmds := cmdbuf.String()
- if newClient2Client != actualcmds {
- t.Fatalf("Got:\n%s\nExpected:\n%s", actualcmds, newClient2Client)
+ if client != actualcmds {
+ t.Fatalf("Got:\n%s\nExpected:\n%s", actualcmds, client)
}
}
HELO localhost
QUIT
`
+
+func TestHello(t *testing.T) {
+
+ if len(helloServer) != len(helloClient) {
+ t.Fatalf("Hello server and client size mismatch")
+ }
+
+ for i := 0; i < len(helloServer); i++ {
+ server := strings.Join(strings.Split(baseHelloServer+helloServer[i], "\n"), "\r\n")
+ client := strings.Join(strings.Split(baseHelloClient+helloClient[i], "\n"), "\r\n")
+ var cmdbuf bytes.Buffer
+ bcmdbuf := bufio.NewWriter(&cmdbuf)
+ var fake faker
+ fake.ReadWriter = bufio.NewReadWriter(bufio.NewReader(strings.NewReader(server)), bcmdbuf)
+ c, err := NewClient(fake, "fake.host")
+ if err != nil {
+ t.Fatalf("NewClient: %v", err)
+ }
+ c.localName = "customhost"
+ err = nil
+
+ switch i {
+ case 0:
+ err = c.Hello("customhost")
+ case 1:
+ err = c.StartTLS(nil)
+ if err.Error() == "502 Not implemented" {
+ err = nil
+ }
+ case 2:
+ err = c.Verify("test@example.com")
+ case 3:
+ c.tls = true
+ c.serverName = "smtp.google.com"
+ err = c.Auth(PlainAuth("", "user", "pass", "smtp.google.com"))
+ case 4:
+ err = c.Mail("test@example.com")
+ case 5:
+ ok, _ := c.Extension("feature")
+ if ok {
+ t.Errorf("Expected FEATURE not to be supported")
+ }
+ case 6:
+ err = c.Reset()
+ case 7:
+ err = c.Quit()
+ case 8:
+ err = c.Verify("test@example.com")
+ if err != nil {
+ err = c.Hello("customhost")
+ if err != nil {
+ t.Errorf("Want error, got none")
+ }
+ }
+ default:
+ t.Fatalf("Unhandled command")
+ }
+
+ if err != nil {
+ t.Errorf("Command %d failed: %v", i, err)
+ }
+
+ bcmdbuf.Flush()
+ actualcmds := cmdbuf.String()
+ if client != actualcmds {
+ t.Errorf("Got:\n%s\nExpected:\n%s", actualcmds, client)
+ }
+ }
+}
+
+var baseHelloServer = `220 hello world
+502 EH?
+250-mx.google.com at your service
+250 FEATURE
+`
+
+var helloServer = []string{
+ "",
+ "502 Not implemented\n",
+ "250 User is valid\n",
+ "235 Accepted\n",
+ "250 Sender ok\n",
+ "",
+ "250 Reset ok\n",
+ "221 Goodbye\n",
+ "250 Sender ok\n",
+}
+
+var baseHelloClient = `EHLO customhost
+HELO customhost
+`
+
+var helloClient = []string{
+ "",
+ "STARTTLS\n",
+ "VRFY test@example.com\n",
+ "AUTH PLAIN AHVzZXIAcGFzcw==\n",
+ "MAIL FROM:<test@example.com>\n",
+ "",
+ "RSET\n",
+ "QUIT\n",
+ "VRFY test@example.com\n",
+}
+
+func TestSendMail(t *testing.T) {
+ server := strings.Join(strings.Split(sendMailServer, "\n"), "\r\n")
+ client := strings.Join(strings.Split(sendMailClient, "\n"), "\r\n")
+ var cmdbuf bytes.Buffer
+ bcmdbuf := bufio.NewWriter(&cmdbuf)
+ l, err := net.Listen("tcp", "127.0.0.1:0")
+ if err != nil {
+ t.Fatalf("Unable to to create listener: %v", err)
+ }
+ defer l.Close()
+
+ // prevent data race on bcmdbuf
+ var done = make(chan struct{})
+ go func(data []string) {
+
+ defer close(done)
+
+ conn, err := l.Accept()
+ if err != nil {
+ t.Errorf("Accept error: %v", err)
+ return
+ }
+ defer conn.Close()
+
+ tc := textproto.NewConn(conn)
+ for i := 0; i < len(data) && data[i] != ""; i++ {
+ tc.PrintfLine(data[i])
+ for len(data[i]) >= 4 && data[i][3] == '-' {
+ i++
+ tc.PrintfLine(data[i])
+ }
+ if data[i] == "221 Goodbye" {
+ return
+ }
+ read := false
+ for !read || data[i] == "354 Go ahead" {
+ msg, err := tc.ReadLine()
+ bcmdbuf.Write([]byte(msg + "\r\n"))
+ read = true
+ if err != nil {
+ t.Errorf("Read error: %v", err)
+ return
+ }
+ if data[i] == "354 Go ahead" && msg == "." {
+ break
+ }
+ }
+ }
+ }(strings.Split(server, "\r\n"))
+
+ err = SendMail(l.Addr().String(), nil, "test@example.com", []string{"other@example.com"}, []byte(strings.Replace(`From: test@example.com
+To: other@example.com
+Subject: SendMail test
+
+SendMail is working for me.
+`, "\n", "\r\n", -1)))
+
+ if err != nil {
+ t.Errorf("%v", err)
+ }
+
+ <-done
+ bcmdbuf.Flush()
+ actualcmds := cmdbuf.String()
+ if client != actualcmds {
+ t.Errorf("Got:\n%s\nExpected:\n%s", actualcmds, client)
+ }
+}
+
+var sendMailServer = `220 hello world
+502 EH?
+250 mx.google.com at your service
+250 Sender ok
+250 Receiver ok
+354 Go ahead
+250 Data ok
+221 Goodbye
+`
+
+var sendMailClient = `EHLO localhost
+HELO localhost
+MAIL FROM:<test@example.com>
+RCPT TO:<other@example.com>
+DATA
+From: test@example.com
+To: other@example.com
+Subject: SendMail test
+
+SendMail is working for me.
+.
+QUIT
+`