io_test.go

// Copyright (C) 2019-2023 Algorand, Inc.
// This file is part of go-algorand
//
// go-algorand is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// go-algorand is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with go-algorand.  If not, see <https://www.gnu.org/licenses/>.

package util

import (
	"os"
	"path"
	"testing"

	"github.com/stretchr/testify/assert"

	"github.com/algorand/go-algorand/test/partitiontest"
)

func TestIsEmpty(t *testing.T) {
	partitiontest.PartitionTest(t)

	testPath := path.Join(os.TempDir(), "this", "is", "a", "long", "path")
	err := os.MkdirAll(testPath, os.ModePerm)
	assert.NoError(t, err)
	defer os.RemoveAll(testPath)
	assert.True(t, IsEmpty(testPath))

	_, err = os.Create(path.Join(testPath, "file.txt"))
	assert.NoError(t, err)
	assert.False(t, IsEmpty(testPath))
}