test(expiry): 完成 #31 后端单元测试与覆盖率提升

internal/expiry/test_helper_test.go

@@ -0,0 +1,33 @@
+package expiry
+
+import (
+	"testing"
+	"time"
+
+	"gorm.io/driver/sqlite"
+	"gorm.io/gorm"
+)
+
+func newTestDB(t *testing.T) *gorm.DB {
+	t.Helper()
+
+	db, err := gorm.Open(sqlite.Open("file::memory:?cache=shared"), &gorm.Config{})
+	if err != nil {
+		t.Fatalf("open sqlite: %v", err)
+	}
+
+	if err := db.AutoMigrate(&ExpiryItem{}, &ExpiryUserSettings{}); err != nil {
+		t.Fatalf("auto migrate: %v", err)
+	}
+
+	return db
+}
+
+func mustDate(t *testing.T, value string) time.Time {
+	t.Helper()
+	parsed, err := time.ParseInLocation("2006-01-02", value, time.Local)
+	if err != nil {
+		t.Fatalf("parse date %s: %v", value, err)
+	}
+	return parsed
+}