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tests.py
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tests.py
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import unittest, tempfile, os
from groper import OptionsMeta, OptionsUserError, OptionsError
from configparser import RawConfigParser, NoOptionError
class GroperTest(unittest.TestCase):
def setUp(self):
self.options, self.cmdargs, self.define_opt, self.define_args, self.parse_config, self.parse_args,\
self.set_defaults, self.verify_all_options, self.init_options, self.generate_sample_config, self.usage = OptionsMeta(lambda s: None)
def test_define_opt(self):
self.assertRaises(OptionsError, self.define_opt, '', '')
self.assertRaises(OptionsError, self.define_opt, '#foobar', 'hello')
self.assertRaises(OptionsError, self.define_opt, '-foobar', '')
self.assertRaises(OptionsError, self.define_opt, 'foobar', '~soo')
self.assertRaises(OptionsError, self.define_opt, 'foobar', 'bazbaz', cmd_name=1)
self.assertRaises(OptionsError, self.define_opt, 'foobar', 'bazbaz', cmd_short_name=1)
self.assertEqual(self.define_opt('foobar', 'soo'), None)
self.assertRaises(OptionsError, self.define_opt, 'foobar', 'soo') # Double define
self.assertRaises(OptionsError, self.define_opt, 'foobar', 'config', is_config_file=True)
self.assertEqual(self.define_opt('foobar', 'config', is_config_file=True, cmd_name='config', cmd_short_name='c'), None)
def test_parse_args(self):
self.define_opt('foobar', 'config', is_config_file=True, cmd_name='config', cmd_short_name='c')
self.define_opt('foobar', 'num', type=int, cmd_name='num', cmd_short_name='n')
self.define_opt('foobar', 'dec', type=float, cmd_name='dec', cmd_short_name='d')
self.define_opt('foobar', 'flag', type=bool, cmd_name='flag', cmd_short_name='f')
self.parse_args(['--config=/tmp/noname.conf', '--num=-1', '--dec=-2.0'])
self.set_defaults()
self.assertEqual(self.options.foobar.config, '/tmp/noname.conf')
self.assertEqual(self.options.foobar.num, -1)
self.assertAlmostEqual(self.options.foobar.dec, -2.0)
self.assertEqual(self.options.foobar.flag, False)
self.parse_args(['--config=/tmp/noname.conf', '--num=0', '--dec=0.0', '--flag'])
self.set_defaults()
self.assertEqual(self.options.foobar.config, '/tmp/noname.conf')
self.assertEqual(self.options.foobar.num, 0)
self.assertAlmostEqual(self.options.foobar.dec, 0.0)
self.assertEqual(self.options.foobar.flag, True)
self.parse_args(['-c', '/tmp/noname.conf', '-n', '0', '-', '0.0', '-f'])
self.set_defaults()
self.assertEqual(self.options.foobar.config, '/tmp/noname.conf')
self.assertEqual(self.options.foobar.num, 0)
self.assertAlmostEqual(self.options.foobar.dec, 0.0)
self.assertEqual(self.options.foobar.flag, True)
def test_parse_config(self):
fd, filename = tempfile.mkstemp()
fp = os.fdopen(fd, 'w')
try:
cp = RawConfigParser()
cp.add_section('sec')
cp.set('sec', 'foo', 'foo')
cp.set('sec', 'bar', '-1')
cp.set('sec', 'baz', '-0.1')
cp.set('sec', 'hum', 'yes')
cp.set('sec', 'dum', 'no')
cp.write(fp)
fp.close()
self.define_opt('sec', 'foo')
self.define_opt('sec', 'bar', type=int)
self.define_opt('sec', 'baz', type=float)
self.define_opt('sec', 'hum', type=bool)
self.define_opt('sec', 'dum', type=bool)
self.parse_config(filename)
self.verify_all_options()
self.assertEqual(self.options.sec.foo, 'foo')
self.assertEqual(self.options.sec.bar, -1)
self.assertAlmostEqual(self.options.sec.baz, -0.1)
self.assertEqual(self.options.sec.hum, True)
self.assertEqual(self.options.sec.dum, False)
finally:
os.unlink(filename)
def test_defaults(self):
self.define_opt('sec', 'foo', default='fõõ')
self.define_opt('sec', 'bar', type=int, default=-1)
self.define_opt('sec', 'baz', type=float, default=-0.1)
self.define_opt('sec', 'hum', type=bool, default=True)
self.define_opt('sec', 'dum', type=bool, default=False)
self.define_opt('sec', 'nop')
self.set_defaults()
self.assertEqual(self.options.sec.foo, 'fõõ')
self.assertEqual(self.options.sec.bar, -1)
self.assertAlmostEqual(self.options.sec.baz, -0.1)
self.assertEqual(self.options.sec.hum, True)
self.assertEqual(self.options.sec.dum, False)
self.assertTrue(not hasattr(self.options.sec, 'nop'))
def test_init_options(self):
fd, filename = tempfile.mkstemp()
try:
conf = '''
[sec]
foo = cõnf-fõõ
nop = cõnf-nõp
[con]
foo = cõnf-fõõ
bar = -2
baz = -0.2
hum = False
dum = True
nop = cõnf-nõp
[cmd]
foo = cõnf-fõõ
'''
fp = os.fdopen(fd, 'wb')
data = '\n'.join([s.strip() for s in conf.split('\n')])
fp.write(data.encode('utf-8'))
fp.close()
self.define_opt('sec', 'foo', default='fõõ')
self.define_opt('sec', 'bar', type=int, default=-1)
self.define_opt('sec', 'baz', type=float, default=-0.1)
self.define_opt('sec', 'hum', type=bool, default=True)
self.define_opt('sec', 'dum', type=bool, default=False)
self.define_opt('sec', 'nop')
self.define_opt('con', 'foo', default='fõõ')
self.define_opt('con', 'bar', type=int, default=-1)
self.define_opt('con', 'baz', type=float, default=-0.1)
self.define_opt('con', 'hum', type=bool, default=True)
self.define_opt('con', 'dum', type=bool, default=False)
self.define_opt('con', 'nop')
self.define_opt('cmd', 'config', cmd_name='config', cmd_short_name='c', is_config_file=True)
self.define_opt('cmd', 'help', type=bool, cmd_name='help', cmd_short_name='h', is_help=True, cmd_group='help')
self.define_opt('cmd', 'foo', default='fõõ', cmd_name='foo', cmd_short_name='f')
self.define_opt('cmd', 'bar', type=int, default=-1, cmd_name='bar')
self.define_opt('cmd', 'baz', type=float, default=-0.1, cmd_short_name='z')
self.define_opt('cmd', 'hum', type=bool, default=True, cmd_name='hum')
self.define_opt('cmd', 'dum', type=bool, default=False, cmd_short_name='d')
self.define_opt('cmd', 'nop', cmd_name='nop')
self.assertRaises(SystemExit, self.init_options, ['--help'])
self.assertRaises(SystemExit, self.init_options, [])
self.assertRaises(SystemExit, self.init_options, ['--config={0}'.format(filename)])
self.init_options(['--config={0}'.format(filename), '--nop=cmd-nop', '--bar=-15', '-z', '-0.3', '--hum', '-d'])
self.assertEqual(self.options.sec.foo, 'cõnf-fõõ')
self.assertEqual(self.options.sec.bar, -1)
self.assertAlmostEqual(self.options.sec.baz, -0.1)
self.assertEqual(self.options.sec.hum, True)
self.assertEqual(self.options.sec.dum, False)
self.assertEqual(self.options.sec.nop, 'cõnf-nõp')
self.assertEqual(self.options.con.foo, 'cõnf-fõõ')
self.assertEqual(self.options.con.bar, -2)
self.assertAlmostEqual(self.options.con.baz, -0.2)
self.assertEqual(self.options.con.hum, False)
self.assertEqual(self.options.con.dum, True)
self.assertEqual(self.options.con.nop, 'cõnf-nõp')
self.assertEqual(self.options.cmd.foo, 'cõnf-fõõ')
self.assertEqual(self.options.cmd.bar, -15)
self.assertAlmostEqual(self.options.cmd.baz, -0.3)
self.assertEqual(self.options.cmd.hum, True)
self.assertEqual(self.options.cmd.dum, True)
self.assertEqual(self.options.cmd.nop, 'cmd-nop')
finally:
os.unlink(filename)
def test_init_options_with_default_config_file(self):
fd, filename = tempfile.mkstemp()
try:
conf = '''
[sec]
foo = cõnf-fõõ
'''
fp = os.fdopen(fd, 'wb')
data = '\n'.join([s.strip() for s in conf.split('\n')])
fp.write(data.encode('utf-8'))
fp.close()
self.define_opt('sec', 'foo', default='fõõ')
self.define_opt('cmd', 'config', cmd_name='config', cmd_short_name='c', is_config_file=True, default=filename)
self.define_opt('cmd', 'help', type=bool, cmd_name='help', cmd_short_name='h', is_help=True, cmd_group='help')
self.init_options()
self.assertEqual(self.options.sec.foo, 'cõnf-fõõ')
finally:
os.unlink(filename)
def test_generate_sample_config(self):
filename = tempfile.mkstemp()[1]
try:
self.define_opt('sec', 'foo', default='foo')
self.define_opt('sec', 'bar', type=int, default=-1)
self.define_opt('sec', 'baz', type=float, default=-0.1)
self.define_opt('sec', 'hum', type=bool, default=True)
self.define_opt('sec', 'dum', type=bool, default=False)
with open(filename, 'w') as fp:
fp.write(self.generate_sample_config())
self.parse_config(filename)
self.assertEqual(self.options.sec.foo, 'foo')
self.assertEqual(self.options.sec.bar, -1)
self.assertAlmostEqual(self.options.sec.baz, -0.1)
self.assertEqual(self.options.sec.hum, True)
self.assertEqual(self.options.sec.dum, False)
finally:
os.unlink(filename)
def test_args(self):
self.define_opt('sec', 'foo', default='foo', cmd_name='foo')
self.define_opt('sec', 'bar', type=int, default=-1, cmd_short_name='b')
self.define_args((-2, 'file'))
self.parse_args(['--foo=cmdfoo', '-b', '-2'])
self.assertRaises(OptionsUserError, self.verify_all_options)
self.define_args(('file1', 'file2', 'file3'))
self.parse_args(['--foo=cmdfoo', '-b', '-2'])
self.assertRaises(OptionsUserError, self.verify_all_options)
self.define_args(('file1', 'file2', 'file3'))
self.parse_args(['--foo=cmdfoo', '-b', '-2', 'a', 'b', 'c'])
self.verify_all_options()
self.assertEqual(self.options.sec.foo, 'cmdfoo')
self.assertEqual(self.options.sec.bar, -2)
self.assertEqual(self.cmdargs, ['a', 'b', 'c'])
tests_all = unittest.TestLoader().loadTestsFromTestCase(GroperTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(tests_all)