tiramisu/test/test_option_default.py

106 lines
4.2 KiB
Python

"test all types of option default values for options, add new option in a descr"
import autopath
from tiramisu.config import Config
from tiramisu.option import IntOption, FloatOption, StrOption, ChoiceOption, \
BoolOption, OptionDescription
def make_description():
gcoption = ChoiceOption('name', 'GC name', ['ref', 'framework'], 'ref')
gcdummy = BoolOption('dummy', 'dummy', default=False)
objspaceoption = ChoiceOption('objspace', 'Object space',
['std', 'thunk'], 'std')
booloption = BoolOption('bool', 'Test boolean option', default=True)
intoption = IntOption('int', 'Test int option', default=0)
floatoption = FloatOption('float', 'Test float option', default=2.3)
stroption = StrOption('str', 'Test string option', default="abc")
boolop = BoolOption('boolop', 'Test boolean option op', default=True)
wantref_option = BoolOption('wantref', 'Test requires', default=False,
requires=['boolop'])
wantframework_option = BoolOption('wantframework', 'Test requires',
default=False,
requires=['boolop'])
gcgroup = OptionDescription('gc', '', [gcoption, gcdummy, floatoption])
descr = OptionDescription('tiramisu', '', [gcgroup, booloption, objspaceoption,
wantref_option, stroption,
wantframework_option,
intoption, boolop])
return descr
#____________________________________________________________
# default values
def test_default_is_none():
"""
Most constructors take a ``default`` argument that specifies the default
value of the option. If this argument is not supplied the default value is
assumed to be ``None``.
"""
dummy1 = BoolOption('dummy1', 'doc dummy')
dummy2 = BoolOption('dummy2', 'doc dummy')
group = OptionDescription('group', '', [dummy1, dummy2])
config = Config(group)
# so when the default value is not set, there is actually a default value
assert config.dummy1 is None
assert config.dummy2 is None
def test_set_defaut_value_from_option_object():
"""Options have an available default setting and can give it back"""
b = BoolOption("boolean", "", default=False)
assert b.impl_getdefault() is False
def test_force_default_on_freeze():
"a frozen option wich is forced returns his default"
dummy1 = BoolOption('dummy1', 'doc dummy', default=False, properties=('force_default_on_freeze',))
dummy2 = BoolOption('dummy2', 'doc dummy', default=True)
group = OptionDescription('group', '', [dummy1, dummy2])
config = Config(group)
config.dummy1 = True
config.dummy2 = False
setting = config.cfgimpl_get_settings()
setting[dummy1].append('frozen')
setting[dummy2].append('frozen')
assert config.dummy1 is False
assert config.dummy2 is False
def test_force_default_on_freeze_multi():
dummy1 = BoolOption('dummy1', 'doc dummy', default=[False], properties=('force_default_on_freeze',), multi=True)
dummy2 = BoolOption('dummy2', 'doc dummy', default=[True], multi=True)
group = OptionDescription('group', '', [dummy1, dummy2])
config = Config(group)
config.dummy1.append(True)
config.dummy2.append(False)
setting = config.cfgimpl_get_settings()
setting[dummy1].append('frozen')
setting[dummy2].append('frozen')
assert config.dummy1 == [False]
assert config.dummy2 == [True, False]
def test_overrides_changes_option_value():
"with config.override(), the default is changed and the value is changed"
descr = OptionDescription("test", "", [
BoolOption("b", "", default=False)])
config = Config(descr)
config.b = True
def test_choice_with_no_default():
descr = OptionDescription("test", "", [
ChoiceOption("backend", "", ("c", "cli"))])
config = Config(descr)
assert config.backend is None
config.backend = "c"
def test_choice_with_default():
descr = OptionDescription("test", "", [
ChoiceOption("backend", "", ("c", "cli"), default="cli")])
config = Config(descr)
assert config.backend == "cli"