1from __future__ import print_function, division, absolute_import, unicode_literals
2from fontTools.misc.py23 import *
3from fontTools.ttLib.tables._f_p_g_m import table__f_p_g_m
4from fontTools.ttLib.tables import ttProgram
5
6
7def test__bool__():
8    fpgm = table__f_p_g_m()
9    assert not bool(fpgm)
10
11    p = ttProgram.Program()
12    fpgm.program = p
13    assert not bool(fpgm)
14
15    bc = bytearray([0])
16    p.fromBytecode(bc)
17    assert bool(fpgm)
18
19    p.bytecode.pop()
20    assert not bool(fpgm)
21