def test_as_updated_by(self):
# Case: update with OrderedDict object:
test_ordered_dict = OrderedDict([('key1', 'value1'),
('keytwo', 'valuetwo')])
test_prefset = pr.Prefset(test_ordered_dict,
ini_section_name='Original Section Name')
updates_ordered_dict = OrderedDict([('keytwo', 'muahaha'),
('cle_trois', 'donnee_3')])
new_prefset = test_prefset.as_updated_by(updates_ordered_dict)
expected_prefset = pr.Prefset(
OrderedDict([('key1', 'value1'), ('keytwo', 'muahaha'),
('cle_trois', 'donnee_3')]), 'Original Section Name')
assert new_prefset.ordered_dict == expected_prefset.ordered_dict
assert new_prefset.ordered_dict is not expected_prefset.ordered_dict
assert new_prefset.ini_section_name == expected_prefset.ini_section_name
# Case: update with Prefset object:
test_ordered_dict = OrderedDict([('key1', 'value1'),
('keytwo', 'valuetwo')])
test_prefset = pr.Prefset(test_ordered_dict,
ini_section_name='Original Section Name')
updates_prefset = pr.Prefset(
OrderedDict([('keytwo', 'muahaha'), ('cle_trois', 'donnee_3')]),
'Updates Section Name')
new_prefset = test_prefset.as_updated_by(updates_prefset)
expected_prefset = pr.Prefset(
OrderedDict([('key1', 'value1'), ('keytwo', 'muahaha'),
('cle_trois', 'donnee_3')]), 'Original Section Name')
assert new_prefset.ordered_dict == expected_prefset.ordered_dict
assert new_prefset.ordered_dict is not expected_prefset.ordered_dict
assert new_prefset.ini_section_name == expected_prefset.ini_section_name
def test_set(self):
test_prefset = pr.Prefset(
OrderedDict([('key1', 'value1'), ('keytwowww', 'valuetwoXXX')]),
'Test Section Name SET')
# Normal Case: item to set already exists (change item):
changed_prefset = test_prefset.copy()
successful = changed_prefset.set('keytwowww',
'new value WWW') # changes in place
expected_prefset = pr.Prefset(
OrderedDict([('key1', 'value1'), ('keytwowww', 'new value WWW')]),
'Test Section Name SET')
assert successful is True
assert changed_prefset.ordered_dict == expected_prefset.ordered_dict
assert changed_prefset.ordered_dict is not expected_prefset.ordered_dict
assert changed_prefset.ini_section_name == expected_prefset.ini_section_name
# Other Case: item to set does not previously exist (NO CHANGE):
changed_prefset = test_prefset.copy()
successful = changed_prefset.set('new key G',
'new value V') # changes in place
expected_prefset = test_prefset.copy(
) # NO CHANGE when new key not in existing keys.
assert successful is False
assert changed_prefset.ordered_dict == expected_prefset.ordered_dict
assert changed_prefset.ordered_dict is not expected_prefset.ordered_dict
assert changed_prefset.ini_section_name == expected_prefset.ini_section_name
def test_init(self):
# Test native .__init__():
# Case: return None for absent argument:
prefset = pr.Prefset()
assert prefset.ordered_dict is None
# Case: return new Prefset for proper argument, and must contain a *copy* of argument:
test_ordered_dict = OrderedDict([('key1', 'value1'),
('keytwo', 'valuetwo')])
prefset = pr.Prefset(test_ordered_dict)
assert isinstance(prefset, pr.Prefset)
assert prefset.ordered_dict == test_ordered_dict
assert prefset.ordered_dict is not test_ordered_dict
def test_from_ini_file(self):
# Case 1a: fullpath is missing from call:
prefset = pr.Prefset.from_ini_file()
assert prefset is None
# Case 1b: no such .ini file available:
test_ini_fullpath = os.path.join(TEST_DATA_DIRECTORY,
'not_existXXX.ini')
prefset = pr.Prefset.from_ini_file(test_ini_fullpath)
assert prefset is None
# Case 1c: .ini file cannot be parsed (is not really an .ini file):
test_ini_fullpath = os.path.join(TEST_DATA_DIRECTORY,
'not_an_ini_file.ini')
prefset = pr.Prefset.from_ini_file(test_ini_fullpath)
assert prefset is None
# Case 2: full .ini file is available:
# Ensure target file is absent:
test_ini_fullpath = os.path.join(TEST_DATA_DIRECTORY, 'test_from.ini')
try:
os.remove(test_ini_fullpath)
except OSError:
pass
# Make Prefset and write to file:
test_prefset = pr.Prefset(
OrderedDict([('key1', 'value1'), ('keytwo', 'valuetwo')]),
'Test Section Name')
write_prefset_to_ini_file_for_testing_only(test_prefset,
test_ini_fullpath)
# Read .ini file back in & test it:
prefset_read_in = pr.Prefset.from_ini_file(test_ini_fullpath)
assert prefset_read_in.ordered_dict == test_prefset.ordered_dict
assert prefset_read_in.ordered_dict is not test_prefset.ordered_dict
assert prefset_read_in.ini_section_name == test_prefset.ini_section_name
def test_copy(self):
test_ordered_dict = OrderedDict([('key1', 'value1'),
('keytwo', 'valuetwo')])
prefset = pr.Prefset(test_ordered_dict)
prefset_copy = prefset.copy()
assert prefset.ordered_dict == prefset_copy.ordered_dict
assert prefset.ordered_dict is not prefset_copy.ordered_dict
def test_get(self):
test_prefset = pr.Prefset(
OrderedDict([('key1', 'value1 A'), ('keytwohaha', 'valuetwo B')]),
'Test Section Name GET')
# Case: key is in existing keys:
assert test_prefset.get('key1') == 'value1 A'
assert test_prefset.get('keytwohaha') == 'valuetwo B'
# Case: key is absent from existing keys:
assert test_prefset.get('this key is absent') is None
assert test_prefset.get('') is None
assert test_prefset.get(None) is None
def test_write_to_ini_file(self):
test_ini_fullpath = os.path.join(TEST_DATA_DIRECTORY,
'test_write_to.ini')
# Ensure target file is absent:
try:
os.remove(test_ini_fullpath)
except OSError:
pass
# Make Prefset and write to file:
test_prefset = pr.Prefset(
OrderedDict([('key1', 'value1'), ('keytwowww', 'valuetwoXXX')]),
'Test Section Name ZZZ')
test_prefset.write_to_ini_file(test_ini_fullpath)
# Read .ini file back in & test it:
prefset_read_in = pr.Prefset.from_ini_file(test_ini_fullpath)
assert prefset_read_in.ordered_dict == test_prefset.ordered_dict
assert prefset_read_in.ordered_dict is not test_prefset.ordered_dict
assert prefset_read_in.ini_section_name == test_prefset.ini_section_name