def test_as_dict_ns():
config = MergedConfiguration([D1])
c = config.as_dict('c')
assert c['ca'] == '131'
assert c['cb'] == '132'
def __init__(self):
self.cfg = MergedConfiguration([
YamlConfigFile("/etc/myapp.yaml"),
YamlConfigFile("~/.myapp.yaml"),
YamlConfigFile(os.environ.get("MYAPPCONF")),
OSEnvConfig("MYAPP"),
])
def test_subset_source():
a = {'a': '1',
'b': '1',
'c': '1'
}
b = {'a': '2',
'b': '2',
'c': '2'
}
a_src = DictSource(a)
b_src = DictSource(b)
config = MergedConfiguration([a_src, b_src, SubsetSource(a_src, set('a'))])
assert config.get('a') == '1'
assert config.get('b') == '2'
assert config.get('c') == '2'
def test_osenviron_source():
cur_keys = set(os.environ.keys())
os.environ.update({
'MINCFGTST_A': 'a',
'MINCFGTST_B': 'b',
'MINCFGTST_C_A': 'ca',
'MINCFGTST_C_B': 'cb',
})
shell = os.environ.get('SHELL', 'no-shell-defined')
user = os.environ.get('USER', 'unknown user')
config = MergedConfiguration([OSEnvironSource('MINCFGTST')])
assert config.get('a') == 'a'
assert config.get('b') == 'b'
assert config.get('a', namespace=['c']) == 'ca'
assert config.get('b', namespace=['c']) == 'cb'
def test_yaml_file_source(tmp_path):
nonexistantsrc = YamlFileSource(None)
# make up a tempfile name
cfgfile = tmp_path / "config.yaml"
# write test config to the temp file
cfgfile.write_text("a: 1\nb: 2\nc:\n ca: 3\n cb: 4\n\n")
cfgfilesrc = YamlFileSource(str(cfgfile))
# point the config at it
config = MergedConfiguration([nonexistantsrc, cfgfilesrc])
assert config.get('a') == '1'
assert config.get('b') == '2'
assert config.get('ca', namespace=['c']) == '3'
assert config.get('cb', namespace=['c']) == '4'
def test_dotenv_file_source(tmp_path):
nonexistantsrc = DotEnvFileSource(None)
# make up a tempfile name
cfgfile = tmp_path / "config.env"
# write test config to the temp file
cfgfile.write_text("a=1\nb=2\nc_a=3\nc_b=4\n\n")
cfgfilesrc = DotEnvFileSource(str(cfgfile))
# point the config at it
config = MergedConfiguration([nonexistantsrc, cfgfilesrc])
assert config.get('a') == '1'
assert config.get('b') == '2'
assert config.get('a', namespace=['c']) == '3'
assert config.get('b', namespace=['c']) == '4'
def test_merged_case_insensitive():
config = MergedConfiguration([D1, D2])
assert config.get('a') == '21'
assert config.get('b') == '12'
assert config.get('d') == '24'
for k in ('a', 'b', 'd'):
assert config.get(k.lower()) == config.get(k.upper())
class MyComplexConfig:
def __init__(self):
self.cfg = MergedConfiguration([
YamlConfigFile("/etc/myapp.yaml"),
YamlConfigFile("~/.myapp.yaml"),
YamlConfigFile(os.environ.get("MYAPPCONF")),
OSEnvConfig("MYAPP"),
])
def subbar_cfg(self):
'''
returns the configuration values in the 'subbar' namespace
as an object. So using the example config, the result would be:
SimpleNamespace(bar="1", baz="2", blah="3", brr="4")
'''
return self.cfg.as_ns(['subbar'])