Added PosixTest.RmdirWhileOpenedForReading.
parent
ab3c91cdd8
commit
4c280e82ac
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@ -22,6 +22,7 @@ import (
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"io/ioutil"
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"io/ioutil"
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"os"
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"os"
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"path"
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"path"
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"syscall"
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"testing"
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"testing"
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. "github.com/jacobsa/oglematchers"
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. "github.com/jacobsa/oglematchers"
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@ -313,3 +314,50 @@ func (t *PosixTest) HardLinkDirectory() {
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ExpectThat(err, Error(HasSubstr("link")))
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ExpectThat(err, Error(HasSubstr("link")))
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ExpectThat(err, Error(HasSubstr("not permitted")))
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ExpectThat(err, Error(HasSubstr("not permitted")))
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}
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}
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func (t *PosixTest) RmdirWhileOpenedForReading() {
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var err error
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// Create a directory.
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err = os.Mkdir(path.Join(t.dir, "dir"), 0700)
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AssertEq(nil, err)
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// Open the directory for reading.
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f, err := os.Open(path.Join(t.dir, "dir"))
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defer func() {
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if f != nil {
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ExpectEq(nil, f.Close())
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}
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}()
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AssertEq(nil, err)
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// Remove the directory.
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err = os.Remove(path.Join(t.dir, "dir"))
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AssertEq(nil, err)
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// Create a new directory, with the same name even, and add some contents
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// within it.
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err = os.MkdirAll(path.Join(t.dir, "dir/foo"), 0700)
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AssertEq(nil, err)
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err = os.MkdirAll(path.Join(t.dir, "dir/bar"), 0700)
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AssertEq(nil, err)
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err = os.MkdirAll(path.Join(t.dir, "dir/baz"), 0700)
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AssertEq(nil, err)
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// We should still be able to stat the open file handle. It should show up as
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// unlinked.
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fi, err := f.Stat()
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ExpectEq("dir", fi.Name())
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ExpectEq(0, fi.Sys().(*syscall.Stat_t).Nlink)
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// Attempt to read from the directory. This should succeed even though it has
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// been unlinked, and we shouldn't see any junk from the new directory.
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entries, err := f.Readdir(0)
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AssertEq(nil, err)
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ExpectThat(entries, ElementsAre())
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}
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