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Add tests for PlainAuth and LoginAuth without encryption

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Introduced new test functions TestAuthPlainNoEnc and TestAuthLoginNoEnc in smtp_test.go to verify behaviors of PlainAuth and LoginAuth without TLS encryption. These tests ensure that authentication mechanisms handle non-encrypted and diverse server configurations correctly.
This commit is contained in:
Winni Neessen 2024-10-22 15:50:18 +02:00
parent 2bd950469a
commit e2ed5b747a
Signed by: wneessen
GPG key ID: 385AC9889632126E
1 changed files with 84 additions and 0 deletions
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84
smtp/smtp_test.go
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@ -265,6 +265,46 @@ func TestAuthPlain(t *testing.T) {
}
}
func TestAuthPlainNoEnc(t *testing.T) {
tests := []struct {
authName string
server *ServerInfo
err string
}{
{
authName: "servername",
server: &ServerInfo{Name: "servername", TLS: true},
},
{
// OK to use PlainAuth on localhost without TLS
authName: "localhost",
server: &ServerInfo{Name: "localhost", TLS: false},
},
{
// Also OK on non-TLS secured connections. The NoEnc mechanism is meant to allow
// non-encrypted connections.
authName: "servername",
server: &ServerInfo{Name: "servername", Auth: []string{"PLAIN"}},
},
{
authName: "servername",
server: &ServerInfo{Name: "attacker", TLS: true},
err: "wrong host name",
},
}
for i, tt := range tests {
auth := PlainAuth("foo", "bar", "baz", tt.authName, true)
_, _, err := auth.Start(tt.server)
got := ""
if err != nil {
got = err.Error()
}
if got != tt.err {
t.Errorf("%d. got error = %q; want %q", i, got, tt.err)
}
}
}
func TestAuthLogin(t *testing.T) {
tests := []struct {
authName string
@ -311,6 +351,50 @@ func TestAuthLogin(t *testing.T) {
}
}
func TestAuthLoginNoEnc(t *testing.T) {
tests := []struct {
authName string
server *ServerInfo
err string
}{
{
authName: "servername",
server: &ServerInfo{Name: "servername", TLS: true},
},
{
// OK to use LoginAuth on localhost without TLS
authName: "localhost",
server: &ServerInfo{Name: "localhost", TLS: false},
},
{
// Also OK on non-TLS secured connections. The NoEnc mechanism is meant to allow
// non-encrypted connections.
authName: "servername",
server: &ServerInfo{Name: "servername", Auth: []string{"LOGIN"}},
},
{
authName: "servername",
server: &ServerInfo{Name: "servername", Auth: []string{"CRAM-MD5"}},
},
{
authName: "servername",
server: &ServerInfo{Name: "attacker", TLS: true},
err: "wrong host name",
},
}
for i, tt := range tests {
auth := LoginAuth("foo", "bar", tt.authName, true)
_, _, err := auth.Start(tt.server)
got := ""
if err != nil {
got = err.Error()
}
if got != tt.err {
t.Errorf("%d. got error = %q; want %q", i, got, tt.err)
}
}
}
func TestXOAuth2OK(t *testing.T) {
server := []string{
"220 Fake server ready ESMTP",