def test_umount
@folder.mount(self, '/foo')
assert_equal(self, @folder.find('/foo')[0])
assert_equal('/foo', @folder.find('/foo')[1])
assert_equal(self, @folder.find('/foo/bar')[0])
assert_equal('/foo', @folder.find('/foo/bar')[1])
assert_equal(self, @folder.umount('/foo'))
assert_nil(@folder.find('/foo'))
@folder.mount(self, '/foo', /\.cgi/)
assert_nil(@folder.find('/foo/bar'))
assert_equal(self, @folder.find('/foo/bar.cgi')[0])
assert_equal('/foo', @folder.find('/foo/bar.cgi')[1])
assert_equal(self, @folder.umount('/foo', /\.cgi/))
assert_nil(@folder.find('/foo/bar.cgi'))
end