76 lines
1.8 KiB
Go
76 lines
1.8 KiB
Go
package reverse_test
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import (
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"io/ioutil"
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"net/url"
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"os"
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"runtime"
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"syscall"
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"testing"
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"github.com/rfjakob/gocryptfs/v2/tests/test_helpers"
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)
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func TestOneFileSystem(t *testing.T) {
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if runtime.GOOS != "linux" {
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t.Skip("only works on linux")
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}
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// Let's not explode with "TempDir: pattern contains path separator"
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myEscapedName := url.PathEscape(t.Name())
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mnt, err := ioutil.TempDir(test_helpers.TmpDir, myEscapedName)
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if err != nil {
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t.Fatal(err)
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}
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cliArgs := []string{"-reverse", "-zerokey", "-one-file-system"}
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if plaintextnames {
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cliArgs = append(cliArgs, "-plaintextnames")
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} else if deterministic_names {
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cliArgs = append(cliArgs, "-deterministic-names")
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}
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test_helpers.MountOrFatal(t, "/", mnt, cliArgs...)
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defer test_helpers.UnmountErr(mnt)
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// Copied from inomap
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const maxPassthruIno = 1<<48 - 1
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entries, err := ioutil.ReadDir(mnt)
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if err != nil {
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t.Fatal(err)
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}
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mountpoints := []string{}
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for _, e := range entries {
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if !e.IsDir() {
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// We are only interested in directories
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continue
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}
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st := e.Sys().(*syscall.Stat_t)
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// The inode numbers of files with a different device number are remapped
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// to something above maxPassthruIno
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if st.Ino > maxPassthruIno {
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mountpoints = append(mountpoints, e.Name())
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}
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}
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if len(mountpoints) == 0 {
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t.Skip("no mountpoints found, nothing to test")
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}
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for _, m := range mountpoints {
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dir, err := os.Open(mnt + "/" + m)
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if err != nil {
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t.Error(err)
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}
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defer dir.Close()
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e, err := dir.Readdirnames(-1)
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if err != nil {
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t.Error(err)
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}
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expected := 1
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if plaintextnames || deterministic_names {
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expected = 0
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}
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if len(e) != expected {
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t.Errorf("mountpoint %q should have %d entries, actually has: %v", m, expected, e)
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}
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}
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t.Logf("tested %d mountpoints: %v", len(mountpoints), mountpoints)
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}
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