def test_missing_different_from_empty(monkeypatch):
monkeypatch.setenv('VAR', '')
assert get('VAR', str) == ''
with pytest.raises(AttributeError) as e:
get('VAR2', str)
assert str(e.value) == 'VAR2 is required'
def test_smoke(monkeypatch):
monkeypatch.setenv('VAR', 'str')
assert get('VAR', str) == 'str'
def test_default_ignore_cast():
assert get('VAR', str, required=False, default=True) is True
def test_fail_invalid_default(invalid):
with pytest.raises(AssertionError) as e:
get('VAR', str, required=False, default='noempty', validate=invalid)
assert str(e.value) == "assert 'noempty' == False"
def test_required_and_default():
with pytest.raises(AttributeError) as e:
get('VAR', str, default=True)
assert str(e.value) == 'VAR is required'
def test_not_required_and_default():
assert get('VAR', bool, required=False, default=True) is True
def test_not_required():
assert get('STR', str, required=False) is None
def test_required():
with pytest.raises(AttributeError) as e:
get('VAR', str)
assert str(e.value) == 'VAR is required'
def test_cast(test, output, cast, argtest, monkeypatch):
monkeypatch.setenv('VAR', test)
argtest.casted(cast)
assert get('VAR', argtest) == output
assert argtest.arg == test
def test_fail_validation(invalid, monkeypatch):
monkeypatch.setenv('VAR', 'noempty')
with pytest.raises(AssertionError) as e:
get('VAR', str, validate=invalid)
assert str(e.value) == "assert 'noempty' == False"
def test_not_valid_cast(monkeypatch):
monkeypatch.setenv('VAR', 'str')
with pytest.raises(ValueError) as e:
get('VAR', None)
assert str(e.value) == 'cast: NoneType is not a callable'