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# SPDX-License-Identifier: Apache-2.0
# Copyright 2024 Meson project contributors
from mesonbuild.options import *
import unittest
class OptionTests(unittest.TestCase):
def test_basic(self):
optstore = OptionStore(False)
name = 'someoption'
default_value = 'somevalue'
new_value = 'new_value'
vo = UserStringOption(name, 'An option of some sort', default_value)
optstore.add_system_option(name, vo)
self.assertEqual(optstore.get_value_for(name), default_value)
optstore.set_option(OptionKey.from_string(name), new_value)
self.assertEqual(optstore.get_value_for(name), new_value)
def test_toplevel_project(self):
optstore = OptionStore(False)
name = 'someoption'
default_value = 'somevalue'
new_value = 'new_value'
k = OptionKey(name)
vo = UserStringOption(k.name, 'An option of some sort', default_value)
optstore.add_system_option(k.name, vo)
self.assertEqual(optstore.get_value_for(k), default_value)
optstore.initialize_from_top_level_project_call([f'someoption={new_value}'], {}, {})
self.assertEqual(optstore.get_value_for(k), new_value)
def test_parsing(self):
s1 = OptionKey.from_string('sub:optname')
s1_expected = OptionKey('optname', 'sub', MachineChoice.HOST)
self.assertEqual(s1, s1_expected)
self.assertEqual(str(s1), 'sub:optname')
s2 = OptionKey.from_string('optname')
s2_expected = OptionKey('optname', None, MachineChoice.HOST)
self.assertEqual(s2, s2_expected)
self.assertEqual(str(s2), 'optname')
s3 = OptionKey.from_string(':optname')
s3_expected = OptionKey('optname', '', MachineChoice.HOST)
self.assertEqual(s3, s3_expected)
self.assertEqual(str(s3), ':optname')
def test_subproject_for_system(self):
optstore = OptionStore(False)
name = 'someoption'
default_value = 'somevalue'
vo = UserStringOption(name, 'An option of some sort', default_value)
optstore.add_system_option(name, vo)
self.assertEqual(optstore.get_value_for(name, 'somesubproject'), default_value)
def test_reset(self):
optstore = OptionStore(False)
name = 'someoption'
original_value = 'original'
reset_value = 'reset'
vo = UserStringOption(name, 'An option set twice', original_value)
optstore.add_system_option(name, vo)
self.assertEqual(optstore.get_value_for(name), original_value)
self.assertEqual(optstore.num_options(), 1)
vo2 = UserStringOption(name, 'An option set twice', reset_value)
optstore.add_system_option(name, vo2)
self.assertEqual(optstore.get_value_for(name), original_value)
self.assertEqual(optstore.num_options(), 1)
def test_project_nonyielding(self):
optstore = OptionStore(False)
name = 'someoption'
top_value = 'top'
sub_value = 'sub'
vo = UserStringOption(name, 'A top level option', top_value, False)
optstore.add_project_option(OptionKey(name, ''), vo)
self.assertEqual(optstore.get_value_for(name, ''), top_value, False)
self.assertEqual(optstore.num_options(), 1)
vo2 = UserStringOption(name, 'A subproject option', sub_value)
optstore.add_project_option(OptionKey(name, 'sub'), vo2)
self.assertEqual(optstore.get_value_for(name, ''), top_value)
self.assertEqual(optstore.get_value_for(name, 'sub'), sub_value)
self.assertEqual(optstore.num_options(), 2)
def test_project_yielding(self):
optstore = OptionStore(False)
name = 'someoption'
top_value = 'top'
sub_value = 'sub'
vo = UserStringOption(name, 'A top level option', top_value)
optstore.add_project_option(OptionKey(name, ''), vo)
self.assertEqual(optstore.get_value_for(name, ''), top_value)
self.assertEqual(optstore.num_options(), 1)
vo2 = UserStringOption(name, 'A subproject option', sub_value, True)
optstore.add_project_option(OptionKey(name, 'sub'), vo2)
self.assertEqual(optstore.get_value_for(name, ''), top_value)
self.assertEqual(optstore.get_value_for(name, 'sub'), top_value)
self.assertEqual(optstore.num_options(), 2)
def test_augments(self):
optstore = OptionStore(False)
name = 'cpp_std'
sub_name = 'sub'
sub2_name = 'sub2'
top_value = 'c++11'
aug_value = 'c++23'
co = UserComboOption(name,
'C++ language standard to use',
top_value,
choices=['c++98', 'c++11', 'c++14', 'c++17', 'c++20', 'c++23'])
optstore.add_system_option(name, co)
self.assertEqual(optstore.get_value_for(name), top_value)
self.assertEqual(optstore.get_value_for(name, sub_name), top_value)
self.assertEqual(optstore.get_value_for(name, sub2_name), top_value)
# First augment a subproject
optstore.set_from_configure_command([f'{sub_name}:{name}={aug_value}'], [])
self.assertEqual(optstore.get_value_for(name), top_value)
self.assertEqual(optstore.get_value_for(name, sub_name), aug_value)
self.assertEqual(optstore.get_value_for(name, sub2_name), top_value)
optstore.set_from_configure_command([], [f'{sub_name}:{name}'])
self.assertEqual(optstore.get_value_for(name), top_value)
self.assertEqual(optstore.get_value_for(name, sub_name), top_value)
self.assertEqual(optstore.get_value_for(name, sub2_name), top_value)
# And now augment the top level option
optstore.set_from_configure_command([f':{name}={aug_value}'], [])
self.assertEqual(optstore.get_value_for(name, None), top_value)
self.assertEqual(optstore.get_value_for(name, ''), aug_value)
self.assertEqual(optstore.get_value_for(name, sub_name), top_value)
self.assertEqual(optstore.get_value_for(name, sub2_name), top_value)
optstore.set_from_configure_command([], [f':{name}'])
self.assertEqual(optstore.get_value_for(name), top_value)
self.assertEqual(optstore.get_value_for(name, sub_name), top_value)
self.assertEqual(optstore.get_value_for(name, sub2_name), top_value)
def test_augment_set_sub(self):
optstore = OptionStore(False)
name = 'cpp_std'
sub_name = 'sub'
sub2_name = 'sub2'
top_value = 'c++11'
aug_value = 'c++23'
set_value = 'c++20'
co = UserComboOption(name,
'C++ language standard to use',
top_value,
choices=['c++98', 'c++11', 'c++14', 'c++17', 'c++20', 'c++23'],
)
optstore.add_system_option(name, co)
optstore.set_from_configure_command([f'{sub_name}:{name}={aug_value}'], [])
optstore.set_from_configure_command([f'{sub_name}:{name}={set_value}'], [])
self.assertEqual(optstore.get_value_for(name), top_value)
self.assertEqual(optstore.get_value_for(name, sub_name), set_value)
def test_subproject_call_options(self):
optstore = OptionStore(False)
name = 'cpp_std'
default_value = 'c++11'
override_value = 'c++14'
unused_value = 'c++20'
subproject = 'sub'
co = UserComboOption(name,
'C++ language standard to use',
default_value,
choices=['c++98', 'c++11', 'c++14', 'c++17', 'c++20', 'c++23'],
)
optstore.add_system_option(name, co)
optstore.set_subproject_options(subproject, [f'cpp_std={override_value}'], [f'cpp_std={unused_value}'])
self.assertEqual(optstore.get_value_for(name), default_value)
self.assertEqual(optstore.get_value_for(name, subproject), override_value)
# Trying again should change nothing
optstore.set_subproject_options(subproject, [f'cpp_std={unused_value}'], [f'cpp_std={unused_value}'])
self.assertEqual(optstore.get_value_for(name), default_value)
self.assertEqual(optstore.get_value_for(name, subproject), override_value)
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