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package config
import (
"os"
"path/filepath"
"strings"
"testing"
"time"
)
func validConfig() Config {
return Config{
Listen: "127.0.0.1:8095",
SMTP: SMTPConfig{
Host: "mail.virebent.art",
Port: 587,
Recipient: "mail2news@mail2news.tcpreset.net",
EnvelopeFrom: "n2usenet@virebent.art",
Sender: "n2usenet@virebent.art",
TLSServerName: "mail.virebent.art",
RequireTLS: true,
ProbeInterval: 15 * time.Minute,
},
Security: SecurityConfig{
MinHashcashBits: 20,
MinMessageBytes: 10,
MaxMessageBytes: 65536,
MaxNewsgroups: 3,
RateLimitCount: 10,
RateLimitWindow: time.Hour,
IdenticonsCLI: "/usr/local/bin/identicons-cli",
RequireFace: true,
},
}
}
func TestLoadAcceptsLegacyHeaderFromAsSender(t *testing.T) {
t.Setenv("N2U_SMTP_HEADER_FROM", "legacy-sender@virebent.art")
cfg, err := Load()
if err != nil {
t.Fatalf("Load returned error: %v", err)
}
if got, want := cfg.SMTP.Sender, "legacy-sender@virebent.art"; got != want {
t.Fatalf("Sender = %q, want %q", got, want)
}
}
func TestLoadPrefersSenderOverLegacyHeaderFrom(t *testing.T) {
t.Setenv("N2U_SMTP_SENDER", "sender@virebent.art")
t.Setenv("N2U_SMTP_HEADER_FROM", "legacy-sender@virebent.art")
cfg, err := Load()
if err != nil {
t.Fatalf("Load returned error: %v", err)
}
if got, want := cfg.SMTP.Sender, "sender@virebent.art"; got != want {
t.Fatalf("Sender = %q, want %q", got, want)
}
}
func TestValidateSMTPAuthentication(t *testing.T) {
tests := []struct {
name string
mutate func(*Config)
wantErr string
}{
{
name: "credentials with STARTTLS",
mutate: func(cfg *Config) {
cfg.SMTP.Username = "n2usenet@virebent.art"
cfg.SMTP.Password = "test-password"
},
},
{
name: "missing password",
mutate: func(cfg *Config) {
cfg.SMTP.Username = "n2usenet@virebent.art"
},
wantErr: "must be configured together",
},
{
name: "missing username",
mutate: func(cfg *Config) {
cfg.SMTP.Password = "test-password"
},
wantErr: "must be configured together",
},
{
name: "credentials without TLS",
mutate: func(cfg *Config) {
cfg.SMTP.Username = "n2usenet@virebent.art"
cfg.SMTP.Password = "test-password"
cfg.SMTP.RequireTLS = false
},
wantErr: "requires TLS",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
cfg := validConfig()
tt.mutate(&cfg)
err := cfg.Validate()
if tt.wantErr == "" {
if err != nil {
t.Fatalf("Validate returned error: %v", err)
}
return
}
if err == nil || !strings.Contains(err.Error(), tt.wantErr) {
t.Fatalf("Validate error = %v, want substring %q", err, tt.wantErr)
}
})
}
}
func TestLoadReadsSMTPPasswordFile(t *testing.T) {
passwordPath := filepath.Join(t.TempDir(), "smtp-password")
if err := os.WriteFile(passwordPath, []byte("test-password\n"), 0600); err != nil {
t.Fatalf("write password file: %v", err)
}
t.Setenv("N2U_SMTP_USERNAME", "n2usenet@virebent.art")
t.Setenv("N2U_SMTP_PASSWORD_FILE", passwordPath)
t.Setenv("N2U_SMTP_REQUIRE_TLS", "true")
cfg, err := Load()
if err != nil {
t.Fatalf("Load returned error: %v", err)
}
if got, want := cfg.SMTP.Password, "test-password"; got != want {
t.Fatalf("Password = %q, want %q", got, want)
}
}
func TestLoadReadsPersistentCSRFKey(t *testing.T) {
keyPath := filepath.Join(t.TempDir(), "csrf-key")
want := strings.Repeat("k", 32)
if err := os.WriteFile(keyPath, []byte(want+"\n"), 0600); err != nil {
t.Fatalf("write CSRF key file: %v", err)
}
t.Setenv("N2U_CSRF_KEY_FILE", keyPath)
cfg, err := Load()
if err != nil {
t.Fatalf("Load returned error: %v", err)
}
if got := string(cfg.Security.CSRFKey); got != want {
t.Fatalf("CSRFKey = %q, want %q", got, want)
}
}
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