def upgrade_legacy_config_file(project_dir):
has_ini_config = check_if_ini_config_file_exists(project_dir)
has_json_config = check_if_json_config_file_exists(project_dir)
if not has_ini_config:
raise ValueError("No `populus.ini` file found")
elif has_json_config:
raise ValueError(
"Cannot upgrade config file if there is already an existing "
"`populus.json` file.")
ini_config_file_path = get_ini_config_file_path(project_dir)
json_config_file_path = get_json_config_file_path(project_dir)
upgraded_config = translate_legacy_ini_config_file(ini_config_file_path)
default_config = load_default_config()
config = deep_merge_dicts(default_config, upgraded_config)
write_config(
project_dir,
config,
json_config_file_path,
)
backup_ini_config_file_path = "{0}.bak".format(ini_config_file_path)
shutil.move(ini_config_file_path, backup_ini_config_file_path)
return backup_ini_config_file_path
def test_deep_merge_with_non_mapping_as_primary_value():
dict_a = {'a': 1, 'b': {'x': 5, 'y': 6}}
dict_b = {'c': 3, 'b': {'y': 7, 'z': 8}}
dict_c = {'d': 5, 'b': 6}
assert deep_merge_dicts(dict_a, dict_b, dict_c) == {
'a': 1,
'b': 6,
'c': 3,
'd': 5
}
def test_deep_merge_orger_precidence():
assert deep_merge_dicts({
'a': 1,
'b': 2
}, {
'b': 3,
'c': 4
}) == {
'a': 1,
'b': 3,
'c': 4
}
def test_deep_merge_does_not_mutate():
dict_a = {'a': 1, 'b': 2}
dict_b = {'b': 3, 'c': 4}
dict_c = {'c': 5, 'd': 6}
assert deep_merge_dicts(dict_a, dict_b, dict_c) == {
'a': 1,
'b': 3,
'c': 5,
'd': 6
}
assert dict_a == {'a': 1, 'b': 2}
assert dict_b == {'b': 3, 'c': 4}
assert dict_c == {'c': 5, 'd': 6}
def test_deep_merge_with_multiple_args():
assert deep_merge_dicts({
'a': 1,
'b': 2
}, {
'c': 3,
'd': 4
}) == {
'a': 1,
'b': 2,
'c': 3,
'd': 4
}
def test_deep_merge_with_non_mappings_in_secondary_value_positions():
dict_a = {'a': 1, 'b': {'x': 5, 'y': 6}}
dict_b = {'c': 3, 'b': 72}
dict_c = {'d': 5, 'b': {'z': 9}}
assert deep_merge_dicts(dict_a, dict_b, dict_c) == {
'a': 1,
'b': {
'x': 5,
'y': 6,
'z': 9
},
'c': 3,
'd': 5
}
def test_deep_merge_with_deep_dicts():
dict_a = {'a': 1, 'b': {'x': 5, 'y': 6}}
dict_b = {'c': 3, 'b': {'y': 7, 'z': 8}}
dict_c = {'d': 5, 'b': {'z': 9}}
assert deep_merge_dicts(dict_a, dict_b, dict_c) == {
'a': 1,
'b': {
'x': 5,
'y': 7,
'z': 9
},
'c': 3,
'd': 5
}
def test_deep_merge_with_single_arg():
assert deep_merge_dicts({'a': 1, 'b': 2}) == {'a': 1, 'b': 2}
def test_deep_merge_with_no_args():
assert deep_merge_dicts() == {}