feat: mail service

mail/internal/app/bootstrap_test.go

@@ -0,0 +1,53 @@
+package app
+
+import (
+	"io"
+	"log/slog"
+	"testing"
+	"time"
+
+	"galaxy/mail/internal/config"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestNewProviderBuildsStubProvider(t *testing.T) {
+	t.Parallel()
+
+	provider, err := newProvider(config.SMTPConfig{
+		Mode: config.SMTPModeStub,
+	}, bootstrapTestLogger())
+	require.NoError(t, err)
+	require.NoError(t, provider.Close())
+}
+
+func TestNewProviderBuildsSMTPProvider(t *testing.T) {
+	t.Parallel()
+
+	provider, err := newProvider(config.SMTPConfig{
+		Mode:      config.SMTPModeSMTP,
+		Addr:      "127.0.0.1:2525",
+		FromEmail: "noreply@example.com",
+		Timeout:   15 * time.Second,
+	}, bootstrapTestLogger())
+	require.NoError(t, err)
+	require.NoError(t, provider.Close())
+}
+
+func TestNewProviderRejectsInvalidSMTPAuthPair(t *testing.T) {
+	t.Parallel()
+
+	_, err := newProvider(config.SMTPConfig{
+		Mode:      config.SMTPModeSMTP,
+		Addr:      "127.0.0.1:2525",
+		Username:  "mailer",
+		FromEmail: "noreply@example.com",
+		Timeout:   15 * time.Second,
+	}, bootstrapTestLogger())
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "smtp username and password")
+}
+
+func bootstrapTestLogger() *slog.Logger {
+	return slog.New(slog.NewJSONHandler(io.Discard, nil))
+}