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|
package gomail
import (
"net/smtp"
"testing"
)
const (
testUser = "user"
testPwd = "pwd"
testHost = "smtp.example.com"
)
var testAuth = &plainAuth{
username: testUser,
password: testPwd,
host: testHost,
}
type plainAuthTest struct {
auths []string
challenges []string
tls bool
wantProto string
wantData []string
wantError bool
}
func TestNoAdvertisement(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{},
challenges: []string{"Username:", "Password:"},
tls: false,
wantProto: "PLAIN",
wantError: true,
})
}
func TestNoAdvertisementTLS(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{},
challenges: []string{"Username:", "Password:"},
tls: true,
wantProto: "PLAIN",
wantData: []string{"\x00" + testUser + "\x00" + testPwd},
})
}
func TestPlain(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{"PLAIN"},
challenges: []string{"Username:", "Password:"},
tls: false,
wantProto: "PLAIN",
wantData: []string{"\x00" + testUser + "\x00" + testPwd},
})
}
func TestPlainTLS(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{"PLAIN"},
challenges: []string{"Username:", "Password:"},
tls: true,
wantProto: "PLAIN",
wantData: []string{"\x00" + testUser + "\x00" + testPwd},
})
}
func TestPlainAndLogin(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{"PLAIN", "LOGIN"},
challenges: []string{"Username:", "Password:"},
tls: false,
wantProto: "PLAIN",
wantData: []string{"\x00" + testUser + "\x00" + testPwd},
})
}
func TestPlainAndLoginTLS(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{"PLAIN", "LOGIN"},
challenges: []string{"Username:", "Password:"},
tls: true,
wantProto: "PLAIN",
wantData: []string{"\x00" + testUser + "\x00" + testPwd},
})
}
func TestLogin(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{"LOGIN"},
challenges: []string{"Username:", "Password:"},
tls: false,
wantProto: "LOGIN",
wantData: []string{"", testUser, testPwd},
})
}
func TestLoginTLS(t *testing.T) {
testPlainAuth(t, &plainAuthTest{
auths: []string{"LOGIN"},
challenges: []string{"Username:", "Password:"},
tls: true,
wantProto: "LOGIN",
wantData: []string{"", testUser, testPwd},
})
}
func testPlainAuth(t *testing.T, test *plainAuthTest) {
auth := &plainAuth{
username: testUser,
password: testPwd,
host: testHost,
}
server := &smtp.ServerInfo{
Name: testHost,
TLS: test.tls,
Auth: test.auths,
}
proto, toServer, err := auth.Start(server)
if err != nil && !test.wantError {
t.Fatalf("plainAuth.Start(): %v", err)
}
if err != nil && test.wantError {
return
}
if proto != test.wantProto {
t.Errorf("invalid protocol, got %q, want %q", proto, test.wantProto)
}
i := 0
got := string(toServer)
if got != test.wantData[i] {
t.Errorf("Invalid response, got %q, want %q", got, test.wantData[i])
}
if proto == "PLAIN" {
return
}
for _, challenge := range test.challenges {
i++
if i >= len(test.wantData) {
t.Fatalf("unexpected challenge: %q", challenge)
}
toServer, err = auth.Next([]byte(challenge), true)
if err != nil {
t.Fatalf("plainAuth.Auth(): %v", err)
}
got = string(toServer)
if got != test.wantData[i] {
t.Errorf("Invalid response, got %q, want %q", got, test.wantData[i])
}
}
}
|
