74 lines
1.3 KiB
Go
74 lines
1.3 KiB
Go
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package reverse_test
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import (
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"bytes"
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"fmt"
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"os"
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"testing"
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"github.com/rfjakob/gocryptfs/tests/test_helpers"
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)
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var dirA, dirB, x240 string
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func TestMain(m *testing.M) {
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x240 = string(bytes.Repeat([]byte("x"), 240))
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dirA = test_helpers.TmpDir + "/a"
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dirB = test_helpers.TmpDir + "/b"
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os.Mkdir(dirA, 0700)
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os.Mkdir(dirB, 0700)
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generateFiles(dirA)
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test_helpers.MountOrExit(dirA, dirB, "-zerokey", "-reverse")
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r := m.Run()
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test_helpers.UnmountPanic(dirB)
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os.RemoveAll(test_helpers.TmpDir)
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os.Exit(r)
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}
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func genName(i int) string {
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return fmt.Sprintf("%04d.%s", i, x240)
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}
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// Create 10000 files with long names
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func generateFiles(dir string) {
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for i := 0; i < 100000; i++ {
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n := genName(i)
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f, err := os.Create(dir + "/" + n)
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if err != nil {
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panic(err)
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}
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f.Close()
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}
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}
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func TestLongnameStat(t *testing.T) {
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_, err := os.Stat(dirA + "/" + genName(0))
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if err != nil {
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t.Error(err)
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}
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_, err = os.Stat(dirA + "/" + genName(9999))
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if err != nil {
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t.Error(err)
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}
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}
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func BenchmarkLongnameStat(b *testing.B) {
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dirFd, err := os.Open(dirB)
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if err != nil {
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b.Fatal(err)
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}
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encryptedNames, err := dirFd.Readdirnames(-1)
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if err != nil {
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b.Fatal(err)
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}
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l := len(encryptedNames)
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dirFd.Close()
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, err := os.Stat(dirB + "/" + encryptedNames[i%l])
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if err != nil {
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b.Fatal(err)
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}
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}
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}
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