mirror of
https://gitlab.com/ric_harvey/MailHog.git
synced 2024-11-24 14:54:03 +00:00
280 lines
9.5 KiB
Go
280 lines
9.5 KiB
Go
package protocol
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// http://www.rfc-editor.org/rfc/rfc5321.txt
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import (
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"errors"
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"testing"
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"github.com/ian-kent/Go-MailHog/mailhog/data"
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. "github.com/smartystreets/goconvey/convey"
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)
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func TestProtocol(t *testing.T) {
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Convey("NewProtocol returns a new Protocol", t, func() {
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proto := NewProtocol()
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So(proto, ShouldNotBeNil)
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So(proto, ShouldHaveSameTypeAs, &Protocol{})
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So(proto.Hostname, ShouldEqual, "mailhog.example")
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So(proto.Ident, ShouldEqual, "ESMTP Go-MailHog")
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So(proto.state, ShouldEqual, INVALID)
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So(proto.message, ShouldNotBeNil)
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So(proto.message, ShouldHaveSameTypeAs, &data.SMTPMessage{})
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})
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Convey("Start should modify the state correctly", t, func() {
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proto := NewProtocol()
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So(proto.state, ShouldEqual, INVALID)
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reply := proto.Start()
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So(proto.state, ShouldEqual, ESTABLISH)
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So(reply, ShouldNotBeNil)
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So(reply, ShouldHaveSameTypeAs, &Reply{})
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So(reply.Status, ShouldEqual, 220)
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So(reply.Lines(), ShouldResemble, []string{"220 mailhog.example ESMTP Go-MailHog\n"})
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})
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Convey("Modifying the hostname should modify the ident reply", t, func() {
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proto := NewProtocol()
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proto.Ident = "OinkSMTP Go-MailHog"
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reply := proto.Start()
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So(reply, ShouldNotBeNil)
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So(reply, ShouldHaveSameTypeAs, &Reply{})
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So(reply.Status, ShouldEqual, 220)
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So(reply.Lines(), ShouldResemble, []string{"220 mailhog.example OinkSMTP Go-MailHog\n"})
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})
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Convey("Modifying the ident should modify the ident reply", t, func() {
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proto := NewProtocol()
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proto.Hostname = "oink.oink"
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reply := proto.Start()
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So(reply, ShouldNotBeNil)
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So(reply, ShouldHaveSameTypeAs, &Reply{})
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So(reply.Status, ShouldEqual, 220)
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So(reply.Lines(), ShouldResemble, []string{"220 oink.oink ESMTP Go-MailHog\n"})
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})
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}
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func TestEHLO(t *testing.T) {
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Convey("EHLO should modify the state correctly", t, func() {
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proto := NewProtocol()
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proto.Start()
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So(proto.state, ShouldEqual, ESTABLISH)
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So(proto.message.Helo, ShouldEqual, "")
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reply := proto.EHLO("localhost")
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 250)
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So(reply.Lines(), ShouldResemble, []string{"250-Hello localhost\n", "250-PIPELINING\n", "250 AUTH EXTERNAL CRAM-MD5 LOGIN PLAIN\n"})
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So(proto.state, ShouldEqual, MAIL)
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So(proto.message.Helo, ShouldEqual, "localhost")
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})
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}
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func TestHELO(t *testing.T) {
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Convey("HELO should modify the state correctly", t, func() {
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proto := NewProtocol()
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proto.Start()
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So(proto.state, ShouldEqual, ESTABLISH)
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So(proto.message.Helo, ShouldEqual, "")
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reply := proto.HELO("localhost")
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 250)
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So(reply.Lines(), ShouldResemble, []string{"250 Hello localhost\n"})
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So(proto.state, ShouldEqual, MAIL)
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So(proto.message.Helo, ShouldEqual, "localhost")
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})
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}
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func TestDATA(t *testing.T) {
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Convey("DATA should accept data", t, func() {
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proto := NewProtocol()
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proto.MessageReceivedHandler = func(msg *data.Message) (string, error) {
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return "abc", nil
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}
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proto.Start()
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proto.HELO("localhost")
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proto.Command(&Command{"MAIL", "FROM:<test>"})
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proto.Command(&Command{"RCPT", "TO:<test>"})
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reply := proto.Command(&Command{"DATA", ""})
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 354)
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So(reply.Lines(), ShouldResemble, []string{"354 End data with <CR><LF>.<CR><LF>\n"})
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So(proto.state, ShouldEqual, DATA)
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reply = proto.ProcessData("Hi")
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So(reply, ShouldBeNil)
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So(proto.state, ShouldEqual, DATA)
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So(proto.message.Data, ShouldEqual, "Hi\n")
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reply = proto.ProcessData("How are you?")
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So(reply, ShouldBeNil)
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So(proto.state, ShouldEqual, DATA)
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So(proto.message.Data, ShouldEqual, "Hi\nHow are you?\n")
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reply = proto.ProcessData("\r\n.\r")
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 250)
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So(proto.state, ShouldEqual, MAIL)
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So(reply.Lines(), ShouldResemble, []string{"250 Ok: queued as abc\n"})
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})
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Convey("Should return error if missing storage backend", t, func() {
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proto := NewProtocol()
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proto.Start()
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proto.HELO("localhost")
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proto.Command(&Command{"MAIL", "FROM:<test>"})
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proto.Command(&Command{"RCPT", "TO:<test>"})
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reply := proto.Command(&Command{"DATA", ""})
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 354)
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So(reply.Lines(), ShouldResemble, []string{"354 End data with <CR><LF>.<CR><LF>\n"})
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So(proto.state, ShouldEqual, DATA)
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reply = proto.ProcessData("Hi")
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So(reply, ShouldBeNil)
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So(proto.state, ShouldEqual, DATA)
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So(proto.message.Data, ShouldEqual, "Hi\n")
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reply = proto.ProcessData("How are you?")
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So(reply, ShouldBeNil)
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So(proto.state, ShouldEqual, DATA)
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So(proto.message.Data, ShouldEqual, "Hi\nHow are you?\n")
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reply = proto.ProcessData("\r\n.\r")
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 452)
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So(proto.state, ShouldEqual, MAIL)
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So(reply.Lines(), ShouldResemble, []string{"452 No storage backend\n"})
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})
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Convey("Should return error if storage backend fails", t, func() {
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proto := NewProtocol()
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proto.MessageReceivedHandler = func(msg *data.Message) (string, error) {
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return "", errors.New("abc")
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}
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proto.Start()
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proto.HELO("localhost")
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proto.Command(&Command{"MAIL", "FROM:<test>"})
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proto.Command(&Command{"RCPT", "TO:<test>"})
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reply := proto.Command(&Command{"DATA", ""})
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 354)
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So(reply.Lines(), ShouldResemble, []string{"354 End data with <CR><LF>.<CR><LF>\n"})
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So(proto.state, ShouldEqual, DATA)
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reply = proto.ProcessData("Hi")
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So(reply, ShouldBeNil)
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So(proto.state, ShouldEqual, DATA)
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So(proto.message.Data, ShouldEqual, "Hi\n")
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reply = proto.ProcessData("How are you?")
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So(reply, ShouldBeNil)
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So(proto.state, ShouldEqual, DATA)
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So(proto.message.Data, ShouldEqual, "Hi\nHow are you?\n")
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reply = proto.ProcessData("\r\n.\r")
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 452)
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So(proto.state, ShouldEqual, MAIL)
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So(reply.Lines(), ShouldResemble, []string{"452 Unable to store message\n"})
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})
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}
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func TestRSET(t *testing.T) {
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Convey("RSET should reset the state correctly", t, func() {
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proto := NewProtocol()
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proto.Start()
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proto.HELO("localhost")
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proto.Command(&Command{"MAIL", "FROM:<test>"})
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proto.Command(&Command{"RCPT", "TO:<test>"})
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So(proto.state, ShouldEqual, RCPT)
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So(proto.message.From, ShouldEqual, "test")
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So(len(proto.message.To), ShouldEqual, 1)
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So(proto.message.To[0], ShouldEqual, "test")
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reply := proto.Command(&Command{"RSET", ""})
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 250)
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So(reply.Lines(), ShouldResemble, []string{"250 Ok\n"})
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So(proto.state, ShouldEqual, MAIL)
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So(proto.message.From, ShouldEqual, "")
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So(len(proto.message.To), ShouldEqual, 0)
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})
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}
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func TestNOOP(t *testing.T) {
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Convey("NOOP shouldn't modify the state", t, func() {
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proto := NewProtocol()
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proto.Start()
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proto.HELO("localhost")
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proto.Command(&Command{"MAIL", "FROM:<test>"})
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proto.Command(&Command{"RCPT", "TO:<test>"})
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So(proto.state, ShouldEqual, RCPT)
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So(proto.message.From, ShouldEqual, "test")
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So(len(proto.message.To), ShouldEqual, 1)
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So(proto.message.To[0], ShouldEqual, "test")
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reply := proto.Command(&Command{"NOOP", ""})
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 250)
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So(reply.Lines(), ShouldResemble, []string{"250 Ok\n"})
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So(proto.state, ShouldEqual, RCPT)
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So(proto.message.From, ShouldEqual, "test")
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So(len(proto.message.To), ShouldEqual, 1)
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So(proto.message.To[0], ShouldEqual, "test")
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})
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}
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func TestQUIT(t *testing.T) {
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Convey("QUIT should modify the state correctly", t, func() {
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proto := NewProtocol()
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proto.Start()
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reply := proto.Command(&Command{"QUIT", ""})
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So(proto.state, ShouldEqual, DONE)
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So(reply, ShouldNotBeNil)
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So(reply.Status, ShouldEqual, 221)
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So(reply.Lines(), ShouldResemble, []string{"221 Bye\n"})
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})
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}
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func TestParseMAIL(t *testing.T) {
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Convey("ParseMAIL should parse MAIL command arguments", t, func() {
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m, err := ParseMAIL("FROM:<oink@mailhog.example>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink@mailhog.example")
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m, err = ParseMAIL("FROM:<oink>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink")
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})
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Convey("ParseMAIL should return an error for invalid syntax", t, func() {
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m, err := ParseMAIL("FROM:oink")
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So(err, ShouldNotBeNil)
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So(err.Error(), ShouldEqual, "Invalid syntax in MAIL command")
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So(m, ShouldEqual, "")
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})
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Convey("ParseMAIL should be case-insensitive", t, func() {
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m, err := ParseMAIL("FROM:<oink>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink")
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m, err = ParseMAIL("from:<oink@mailhog.example>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink@mailhog.example")
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m, err = ParseMAIL("FrOm:<oink@oink.mailhog.example>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink@oink.mailhog.example")
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})
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}
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func TestParseRCPT(t *testing.T) {
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Convey("ParseRCPT should parse RCPT command arguments", t, func() {
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m, err := ParseRCPT("TO:<oink@mailhog.example>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink@mailhog.example")
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m, err = ParseRCPT("TO:<oink>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink")
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})
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Convey("ParseRCPT should return an error for invalid syntax", t, func() {
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m, err := ParseRCPT("TO:oink")
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So(err, ShouldNotBeNil)
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So(err.Error(), ShouldEqual, "Invalid syntax in RCPT command")
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So(m, ShouldEqual, "")
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})
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Convey("ParseRCPT should be case-insensitive", t, func() {
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m, err := ParseRCPT("TO:<oink>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink")
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m, err = ParseRCPT("to:<oink@mailhog.example>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink@mailhog.example")
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m, err = ParseRCPT("To:<oink@oink.mailhog.example>")
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So(err, ShouldBeNil)
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So(m, ShouldEqual, "oink@oink.mailhog.example")
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})
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}
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