def test_missing_key_set_to_error():
'''Test missing values raise KeyError when missing_key set to ERROR.'''
log = Log(message='A message')
template = Field(keys=['level', 'message'], missing_key=Field.ERROR)
with pytest.raises(KeyError):
template.format([log])
def test_include_remaining_keys(keys, expected):
'''Test using '*' to include remaining keys in alphabetical order.'''
log = Log(level='info', message='A message', a=3, b=2, z=1)
template = Field(keys=keys)
assert template.format([log]) == expected
def test_missing_key_set_to_substitute():
'''Test missing values replaced when missing_key set to a substitute.'''
log = Log(message='A message')
template = Field(keys=['level', 'message'], missing_key='NOT_SET')
assert template.format([log]) == ['level=NOT_SET:message=A message\n']
def test_missing_key_set_to_skip():
'''Test missing values skipped when missing_key set to SKIP.'''
log = Log(message='A message')
template = Field(keys=['level', 'message'], missing_key=Field.SKIP)
assert template.format([log]) == ['message=A message\n']
def test_alternative_separator():
'''Test configuring the separator'''
log = Log(message='A message', level='info')
template = Field(keys=['level', 'message'], item_separator=', ')
assert template.format([log]) == ['level=info, message=A message\n']
def test_alternative_template():
'''Test configuring the template.'''
log = Log(message='A message')
template = Field(keys=['level', 'message'], template='{value}')
assert template.format([log]) == ['A message\n']
def test_format():
'''Test formatted log result is as expected.'''
log = Log(message='A message', level='info')
template = Field(keys=['level', 'message'])
assert template.format([log]) == ['level=info:message=A message\n']
