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36 lines
816 B
Go
36 lines
816 B
Go
package graphdriver // import "github.com/docker/docker/daemon/graphdriver"
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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"gotest.tools/assert"
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)
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func TestIsEmptyDir(t *testing.T) {
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tmp, err := ioutil.TempDir("", "test-is-empty-dir")
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assert.NilError(t, err)
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defer os.RemoveAll(tmp)
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d := filepath.Join(tmp, "empty-dir")
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err = os.Mkdir(d, 0755)
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assert.NilError(t, err)
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empty := isEmptyDir(d)
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assert.Check(t, empty)
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d = filepath.Join(tmp, "dir-with-subdir")
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err = os.MkdirAll(filepath.Join(d, "subdir"), 0755)
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assert.NilError(t, err)
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empty = isEmptyDir(d)
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assert.Check(t, !empty)
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d = filepath.Join(tmp, "dir-with-empty-file")
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err = os.Mkdir(d, 0755)
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assert.NilError(t, err)
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_, err = ioutil.TempFile(d, "file")
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assert.NilError(t, err)
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empty = isEmptyDir(d)
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assert.Check(t, !empty)
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}
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