def test_many_append():
space = Space()
count = 2000
v = PersistentVector()
for i in xrange(count):
v = v.with_appended(String('%d' % i))
assert v.size() == count
for i in xrange(count):
assert space.eq( v.get_at(i), String('%d' % i) )
l = v.to_list()
for i in xrange(count):
assert space.eq( l[i], String('%d' % i) )
