初始提交: Gitea 项目代码

models/db/iterate_test.go

@@ -0,0 +1,44 @@
+// Copyright 2022 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package db_test
+
+import (
+	"context"
+	"testing"
+
+	"gitea.dev/models/db"
+	repo_model "gitea.dev/models/repo"
+	"gitea.dev/models/unittest"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestIterate(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+	xe := unittest.GetXORMEngine()
+	assert.NoError(t, xe.Sync(&repo_model.RepoUnit{}))
+
+	cnt, err := db.GetEngine(t.Context()).Count(&repo_model.RepoUnit{})
+	assert.NoError(t, err)
+
+	var repoUnitCnt int
+	err = db.Iterate(t.Context(), nil, func(ctx context.Context, repo *repo_model.RepoUnit) error {
+		repoUnitCnt++
+		return nil
+	})
+	assert.NoError(t, err)
+	assert.EqualValues(t, cnt, repoUnitCnt)
+
+	err = db.Iterate(t.Context(), nil, func(ctx context.Context, repoUnit *repo_model.RepoUnit) error {
+		has, err := db.ExistByID[repo_model.RepoUnit](ctx, repoUnit.ID)
+		if err != nil {
+			return err
+		}
+		if !has {
+			return db.ErrNotExist{Resource: "repo_unit", ID: repoUnit.ID}
+		}
+		return nil
+	})
+	assert.NoError(t, err)
+}