init push

internal/domain/user/model_test.go

@@ -0,0 +1,37 @@
+package user
+
+import (
+	"testing"
+
+	"gorm.io/gorm"
+)
+
+func TestUserTableName(t *testing.T) {
+	var u User
+	if got := u.TableName(); got != "users" {
+		t.Fatalf("unexpected table name: %s", got)
+	}
+}
+
+func TestUserBeforeCreate(t *testing.T) {
+	t.Run("generates id when empty", func(t *testing.T) {
+		u := &User{}
+		if err := u.BeforeCreate(&gorm.DB{}); err != nil {
+			t.Fatalf("BeforeCreate error: %v", err)
+		}
+		if len(u.ID) != 16 {
+			t.Fatalf("expected generated 16-byte ID, got %d", len(u.ID))
+		}
+	})
+
+	t.Run("keeps existing id", func(t *testing.T) {
+		existing := []byte("1234567890abcdef")
+		u := &User{ID: append([]byte(nil), existing...)}
+		if err := u.BeforeCreate(&gorm.DB{}); err != nil {
+			t.Fatalf("BeforeCreate error: %v", err)
+		}
+		if string(u.ID) != string(existing) {
+			t.Fatalf("expected existing id to stay unchanged")
+		}
+	})
+}