mirror of
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45 lines
1.0 KiB
Go
45 lines
1.0 KiB
Go
package selfupdate
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import (
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"archive/zip"
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"bytes"
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"os"
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"path/filepath"
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"testing"
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rtest "github.com/restic/restic/internal/test"
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)
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func TestExtractToFileZip(t *testing.T) {
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printf := func(string, ...interface{}) {}
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dir := t.TempDir()
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ext := "zip"
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data := []byte("Hello World!")
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// create dummy archive
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var archive bytes.Buffer
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zw := zip.NewWriter(&archive)
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w, err := zw.CreateHeader(&zip.FileHeader{
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Name: "example.exe",
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UncompressedSize64: uint64(len(data)),
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})
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rtest.OK(t, err)
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_, err = w.Write(data[:])
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rtest.OK(t, err)
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rtest.OK(t, zw.Close())
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// run twice to test creating a new file and overwriting
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for i := 0; i < 2; i++ {
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outfn := filepath.Join(dir, ext+"-out")
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rtest.OK(t, extractToFile(archive.Bytes(), "src."+ext, outfn, printf))
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outdata, err := os.ReadFile(outfn)
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rtest.OK(t, err)
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rtest.Assert(t, bytes.Equal(data[:], outdata), "%v contains wrong data", outfn)
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// overwrite to test the file is properly overwritten
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rtest.OK(t, os.WriteFile(outfn, []byte{1, 2, 3}, 0))
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}
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}
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