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// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package utils
import (
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestCopyDir(t *testing.T) {
srcDir, err := ioutil.TempDir("", "src")
require.NoError(t, err)
defer os.RemoveAll(srcDir)
dstParentDir, err := ioutil.TempDir("", "dstparent")
require.NoError(t, err)
defer os.RemoveAll(dstParentDir)
dstDir := filepath.Join(dstParentDir, "dst")
tempFile := "temp.txt"
err = ioutil.WriteFile(filepath.Join(srcDir, tempFile), []byte("test file"), 0655)
require.NoError(t, err)
childDir := "child"
err = os.Mkdir(filepath.Join(srcDir, childDir), 0777)
require.NoError(t, err)
childTempFile := "childtemp.txt"
err = ioutil.WriteFile(filepath.Join(srcDir, childDir, childTempFile), []byte("test file"), 0755)
require.NoError(t, err)
err = CopyDir(srcDir, dstDir)
assert.NoError(t, err)
stat, err := os.Stat(filepath.Join(dstDir, tempFile))
assert.NoError(t, err)
assert.Equal(t, uint32(0655), uint32(stat.Mode()))
assert.False(t, stat.IsDir())
data, err := ioutil.ReadFile(filepath.Join(dstDir, tempFile))
assert.NoError(t, err)
assert.Equal(t, "test file", string(data))
stat, err = os.Stat(filepath.Join(dstDir, childDir))
assert.NoError(t, err)
assert.True(t, stat.IsDir())
stat, err = os.Stat(filepath.Join(dstDir, childDir, childTempFile))
assert.NoError(t, err)
assert.Equal(t, uint32(0755), uint32(stat.Mode()))
assert.False(t, stat.IsDir())
data, err = ioutil.ReadFile(filepath.Join(dstDir, childDir, childTempFile))
assert.NoError(t, err)
assert.Equal(t, "test file", string(data))
err = CopyDir(srcDir, dstDir)
assert.Error(t, err)
}
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