diff --git a/samples/memfs/memfs_test.go b/samples/memfs/memfs_test.go
index 456681b..0c9e194 100644
--- a/samples/memfs/memfs_test.go
+++ b/samples/memfs/memfs_test.go
@@ -373,6 +373,32 @@ func (t *MemFSTest) Rmdir_NonExistent() {
 	ExpectThat(err, Error(HasSubstr("no such file or directory")))
 }
 
+func (t *MemFSTest) Rmdir_ReusesInodeID() {
+	var err error
+	var fi os.FileInfo
+
+	// Create a directory and record its inode ID.
+	err = os.Mkdir(path.Join(t.mfs.Dir(), "dir"), 0700)
+	AssertEq(nil, err)
+
+	fi, err = os.Stat(path.Join(t.mfs.Dir(), "dir"))
+	AssertEq(nil, err)
+	inodeID := fi.Sys().(*syscall.Stat_t).Ino
+
+	// Remove the directory.
+	err = os.Remove(path.Join(t.mfs.Dir(), "dir"))
+	AssertEq(nil, err)
+
+	// Create a new directory. It should receive the most recently de-allocated
+	// inode ID.
+	err = os.Mkdir(path.Join(t.mfs.Dir(), "blah"), 0700)
+	AssertEq(nil, err)
+
+	fi, err = os.Stat(path.Join(t.mfs.Dir(), "blah"))
+	AssertEq(nil, err)
+	ExpectEq(inodeID, fi.Sys().(*syscall.Stat_t).Ino)
+}
+
 func (t *MemFSTest) Rmdir_OpenedForReading() {
 	AssertTrue(false, "TODO")
 }