Storage: Add command line tool to migrate legacy dashboards (and folders) to unified storage (#99199)

pkg/storage/unified/sql/batch_test.go

@@ -0,0 +1,24 @@
+package sql
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+)
+
+func TestBatch(t *testing.T) {
+	t.Parallel()
+
+	t.Run("rv iterator", func(t *testing.T) {
+		t.Parallel()
+
+		rv := newBatchRV()
+		v0 := rv.next(&unstructured.Unstructured{})
+		v1 := rv.next(&unstructured.Unstructured{})
+		v2 := rv.next(&unstructured.Unstructured{})
+		require.True(t, v0 > 1000)
+		require.Equal(t, int64(1), v1-v0)
+		require.Equal(t, int64(1), v2-v1)
+	})
+}