feat: mail service

2026-04-17 18:39:16 +02:00
parent 23ffcb7535
commit 5b7593e6f6
183 changed files with 31215 additions and 248 deletions
@@ -0,0 +1,184 @@
+package app
+
+import (
+	"context"
+	"io"
+	"log/slog"
+	"net"
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"galaxy/mail/internal/config"
+
+	"github.com/alicebob/miniredis/v2"
+	"github.com/stretchr/testify/require"
+)
+
+func TestNewRuntimeStartsWithStubMode(t *testing.T) {
+	t.Parallel()
+
+	redisServer := miniredis.RunT(t)
+	templateDir := writeStage6Templates(t)
+
+	cfg := config.DefaultConfig()
+	cfg.Redis.Addr = redisServer.Addr()
+	cfg.Templates.Dir = templateDir
+	cfg.InternalHTTP.Addr = mustFreeAddr(t)
+
+	runtime, err := NewRuntime(context.Background(), cfg, testLogger())
+	require.NoError(t, err)
+	require.NoError(t, runtime.Close())
+}
+
+func TestNewRuntimeRejectsInvalidRedisConfig(t *testing.T) {
+	t.Parallel()
+
+	templateDir := writeStage6Templates(t)
+
+	cfg := config.DefaultConfig()
+	cfg.Redis.Addr = "127.0.0.1"
+	cfg.Templates.Dir = templateDir
+	cfg.InternalHTTP.Addr = mustFreeAddr(t)
+
+	_, err := NewRuntime(context.Background(), cfg, testLogger())
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "redis addr")
+}
+
+func TestNewRuntimeRejectsUnavailableRedis(t *testing.T) {
+	t.Parallel()
+
+	templateDir := writeStage6Templates(t)
+
+	cfg := config.DefaultConfig()
+	cfg.Redis.Addr = "127.0.0.1:6399"
+	cfg.Redis.OperationTimeout = 100 * time.Millisecond
+	cfg.Templates.Dir = templateDir
+	cfg.InternalHTTP.Addr = mustFreeAddr(t)
+
+	_, err := NewRuntime(context.Background(), cfg, testLogger())
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "ping redis")
+}
+
+func TestNewRuntimeRejectsMissingTemplateDirectory(t *testing.T) {
+	t.Parallel()
+
+	redisServer := miniredis.RunT(t)
+
+	cfg := config.DefaultConfig()
+	cfg.Redis.Addr = redisServer.Addr()
+	cfg.Templates.Dir = filepath.Join(t.TempDir(), "missing")
+	cfg.InternalHTTP.Addr = mustFreeAddr(t)
+
+	_, err := NewRuntime(context.Background(), cfg, testLogger())
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "template catalog")
+}
+
+func TestNewRuntimeRejectsMissingRequiredTemplateFile(t *testing.T) {
+	t.Parallel()
+
+	redisServer := miniredis.RunT(t)
+	rootDir := t.TempDir()
+	require.NoError(t, os.MkdirAll(filepath.Join(rootDir, "auth.login_code", "en"), 0o755))
+	require.NoError(t, os.WriteFile(filepath.Join(rootDir, "auth.login_code", "en", "subject.tmpl"), []byte("Subject"), 0o644))
+
+	cfg := config.DefaultConfig()
+	cfg.Redis.Addr = redisServer.Addr()
+	cfg.Templates.Dir = rootDir
+	cfg.InternalHTTP.Addr = mustFreeAddr(t)
+
+	_, err := NewRuntime(context.Background(), cfg, testLogger())
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "text.tmpl")
+}
+
+func TestNewRuntimeRejectsBrokenTemplateCatalog(t *testing.T) {
+	t.Parallel()
+
+	redisServer := miniredis.RunT(t)
+	rootDir := t.TempDir()
+	require.NoError(t, os.MkdirAll(filepath.Join(rootDir, "auth.login_code", "en"), 0o755))
+	require.NoError(t, os.WriteFile(filepath.Join(rootDir, "auth.login_code", "en", "subject.tmpl"), []byte("Your login code"), 0o644))
+	require.NoError(t, os.WriteFile(filepath.Join(rootDir, "auth.login_code", "en", "text.tmpl"), []byte("Code: {{.code}}"), 0o644))
+	require.NoError(t, os.MkdirAll(filepath.Join(rootDir, "game.turn_ready", "en"), 0o755))
+	require.NoError(t, os.WriteFile(filepath.Join(rootDir, "game.turn_ready", "en", "subject.tmpl"), []byte("{{if .turn_number}"), 0o644))
+	require.NoError(t, os.WriteFile(filepath.Join(rootDir, "game.turn_ready", "en", "text.tmpl"), []byte("Turn ready"), 0o644))
+
+	cfg := config.DefaultConfig()
+	cfg.Redis.Addr = redisServer.Addr()
+	cfg.Templates.Dir = rootDir
+	cfg.InternalHTTP.Addr = mustFreeAddr(t)
+
+	_, err := NewRuntime(context.Background(), cfg, testLogger())
+	require.Error(t, err)
+	require.Contains(t, err.Error(), "template parse failed")
+}
+
+func TestRuntimeRunStopsOnContextCancellation(t *testing.T) {
+	t.Parallel()
+
+	redisServer := miniredis.RunT(t)
+	templateDir := writeStage6Templates(t)
+
+	cfg := config.DefaultConfig()
+	cfg.Redis.Addr = redisServer.Addr()
+	cfg.Templates.Dir = templateDir
+	cfg.InternalHTTP.Addr = mustFreeAddr(t)
+	cfg.ShutdownTimeout = time.Second
+
+	runtime, err := NewRuntime(context.Background(), cfg, testLogger())
+	require.NoError(t, err)
+	defer func() {
+		require.NoError(t, runtime.Close())
+	}()
+
+	runCtx, cancel := context.WithCancel(context.Background())
+	done := make(chan error, 1)
+	go func() {
+		done <- runtime.Run(runCtx)
+	}()
+
+	time.Sleep(100 * time.Millisecond)
+	cancel()
+
+	require.Eventually(t, func() bool {
+		select {
+		case err := <-done:
+			return err == nil
+		default:
+			return false
+		}
+	}, 5*time.Second, 10*time.Millisecond)
+}
+
+func writeStage6Templates(t *testing.T) string {
+	t.Helper()
+
+	rootDir := t.TempDir()
+	templateDir := filepath.Join(rootDir, "auth.login_code", "en")
+	require.NoError(t, os.MkdirAll(templateDir, 0o755))
+	require.NoError(t, os.WriteFile(filepath.Join(templateDir, "subject.tmpl"), []byte("Your login code"), 0o644))
+	require.NoError(t, os.WriteFile(filepath.Join(templateDir, "text.tmpl"), []byte("Code: {{.code}}"), 0o644))
+
+	return rootDir
+}
+
+func testLogger() *slog.Logger {
+	return slog.New(slog.NewJSONHandler(io.Discard, nil))
+}
+
+func mustFreeAddr(t *testing.T) string {
+	t.Helper()
+
+	listener, err := net.Listen("tcp", "127.0.0.1:0")
+	require.NoError(t, err)
+	defer func() {
+		require.NoError(t, listener.Close())
+	}()
+
+	return listener.Addr().String()
+}