test(H-271): remove race-suite lifecycle blockers (#45)

Co-authored-by: Rogee <rogee@ipao.vip>

backend/internal/handler/api/v1/coverage16_test.go

@@ -5,6 +5,7 @@ import (
 	"net/http"
 	"net/http/httptest"
 	"strings"
+	"sync"
 	"testing"
 
 	"github.com/gin-gonic/gin"
@@ -26,12 +27,32 @@ func init() {
 
 // ============ DB-Backed Test Helpers (Cov16) ============
 
+// ponytail: coverage tests are sequential; use per-test DBs if they adopt t.Parallel.
+var (
+	coverageTestDBMu sync.Mutex
+	coverageTestDBs  = make(map[string]*gorm.DB)
+)
+
+func sharedCoverageTestDB(t *testing.T, name string, models ...interface{}) *gorm.DB {
+	t.Helper()
+	coverageTestDBMu.Lock()
+	defer coverageTestDBMu.Unlock()
+
+	db := coverageTestDBs[name]
+	if db == nil {
+		var err error
+		db, err = gorm.Open(sqlite.Open("file:"+name+"?mode=memory&cache=shared"), &gorm.Config{})
+		require.NoError(t, err, "failed to open test database")
+		require.NoError(t, db.AutoMigrate(models...), "failed to auto-migrate models")
+		coverageTestDBs[name] = db
+	}
+	t.Cleanup(func() { testutil.TruncateAll(t, db) })
+	return db
+}
+
 // newTestDB_Cov16 creates an in-memory SQLite DB with a broad set of models auto-migrated.
 func newTestDB_Cov16(t *testing.T) *gorm.DB {
 	t.Helper()
-	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
-	require.NoError(t, err, "failed to open test database")
-
 	models := []interface{}{
 		&model.Account{},
 		&model.User{},
@@ -100,10 +121,7 @@ func newTestDB_Cov16(t *testing.T) *gorm.DB {
 		&model.Audit{},
 	}
 
-	err = db.AutoMigrate(models...)
-	require.NoError(t, err, "failed to auto-migrate models")
-
-	return db
+	return sharedCoverageTestDB(t, "coverage16", models...)
 }
 
 // seedAccount_Cov16 creates and persists a test account.

backend/internal/handler/api/v1/coverage18_test.go

@@ -8,7 +8,6 @@ import (
 
 	"github.com/gin-gonic/gin"
 	"github.com/stretchr/testify/require"
-	"gorm.io/driver/sqlite"
 	"gorm.io/gorm"
 
 	"github.com/gochat/gochat/internal/model"
@@ -18,8 +17,6 @@ import (
 
 func newTestDB_Cov18(t *testing.T) *gorm.DB {
 	t.Helper()
-	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
-	require.NoError(t, err)
 	models := []interface{}{
 		&model.Account{}, &model.User{}, &model.AccountUser{}, &model.Inbox{},
 		&model.Contact{}, &model.ContactInbox{}, &model.Conversation{}, &model.Message{},
@@ -36,10 +33,7 @@ func newTestDB_Cov18(t *testing.T) *gorm.DB {
 		&model.WorkingHour{}, &model.CaptainAssistant{}, &model.CaptainDocument{},
 		&model.CaptainPreference{},
 	}
-	for _, m := range models {
-		require.NoError(t, db.AutoMigrate(m))
-	}
-	return db
+	return sharedCoverageTestDB(t, "coverage18", models...)
 }
 
 func seedAccount_Cov18(t *testing.T, db *gorm.DB) uint {

backend/internal/handler/api/v1/coverage19_test.go

@@ -10,7 +10,6 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"gorm.io/driver/sqlite"
 	"gorm.io/gorm"
 
 	"github.com/gochat/gochat/internal/model"
@@ -22,9 +21,6 @@ import (
 
 func newTestDB_Cov19(t *testing.T) *gorm.DB {
 	t.Helper()
-	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
-	require.NoError(t, err, "failed to open test database")
-
 	models := []interface{}{
 		&model.Account{}, &model.User{}, &model.AccountUser{}, &model.Inbox{},
 		&model.Contact{}, &model.ContactInbox{}, &model.Conversation{}, &model.Message{},
@@ -42,8 +38,7 @@ func newTestDB_Cov19(t *testing.T) *gorm.DB {
 		&model.ContactNote{}, &model.CaptainAssistant{}, &model.CaptainDocument{},
 		&model.CaptainPreference{},
 	}
-	require.NoError(t, db.AutoMigrate(models...), "failed to auto-migrate models")
-	return db
+	return sharedCoverageTestDB(t, "coverage19", models...)
 }
 
 func seedAccount_Cov19(t *testing.T, db *gorm.DB) *model.Account {

backend/internal/handler/api/v1/coverage20_test.go

@@ -12,7 +12,6 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"gorm.io/driver/sqlite"
 	"gorm.io/gorm"
 
 	"github.com/gochat/gochat/internal/model"
@@ -24,9 +23,6 @@ import (
 
 func newTestDB_Cov20(t *testing.T) *gorm.DB {
 	t.Helper()
-	db, err := gorm.Open(sqlite.Open(":memory:"), &gorm.Config{})
-	require.NoError(t, err, "failed to open test database")
-
 	models := []interface{}{
 		&model.Account{}, &model.User{}, &model.AccountUser{}, &model.Inbox{},
 		&model.Contact{}, &model.ContactInbox{}, &model.Conversation{}, &model.Message{},
@@ -44,8 +40,7 @@ func newTestDB_Cov20(t *testing.T) *gorm.DB {
 		&model.WorkingHour{}, &model.ContactNote{}, &model.CaptainAssistant{},
 		&model.CaptainDocument{}, &model.CaptainPreference{}, &model.WidgetTest{},
 	}
-	require.NoError(t, db.AutoMigrate(models...), "failed to auto-migrate models")
-	return db
+	return sharedCoverageTestDB(t, "coverage20", models...)
 }
 
 func seedAccount_Cov20(t *testing.T, db *gorm.DB) *model.Account {