def test_assert_keys_type_value_raises_with_extra_error_text():
"""assert_keys_type_value raises if issue with one in the middle."""
info1 = ContextItemInfo(key='key1',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=True)
info2 = ContextItemInfo(key='key2',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=False)
info3 = ContextItemInfo(key='key3',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=True)
with pytest.raises(KeyInContextHasNoValueError) as err_info:
Context().assert_keys_type_value('mydesc', 'extra text here', info1,
info2, info3)
assert repr(err_info.value) == (
"KeyInContextHasNoValueError(\"mydesc found key2 in context but it "
"doesn\'t have a value. extra text here\",)")
def test_assert_key_type_value_passes():
"""assert_key_type_value passes if key exists, has value and type right."""
info = ContextItemInfo(key='key1',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=True)
Context().assert_key_type_value(info, None)
def test_assert_keys_type_value_passes():
"""assert_keys_type_value passes if all keys, types, values correct."""
info1 = ContextItemInfo(key='key1',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=True)
info2 = ContextItemInfo(key='key2',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=True)
info3 = ContextItemInfo(key='key3',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=True)
Context().assert_keys_type_value(None, '', info1, info2, info3)
def test_assert_key_type_value_no_key_raises():
"""assert_key_type_value fails if key doesn't exist."""
info = ContextItemInfo(key='key1',
key_in_context=False,
expected_type=str,
is_expected_type=True,
has_value=True)
with pytest.raises(KeyNotInContextError) as err_info:
Context().assert_key_type_value(info, 'mydesc')
assert repr(err_info.value) == (
"KeyNotInContextError(\"mydesc couldn't find key1 in context.\",)")
def test_assert_key_type_value_wrong_type_raises_with_extra_error_text():
"""assert_key_type_value fails if wrong type."""
info = ContextItemInfo(key='key1',
key_in_context=True,
expected_type=str,
is_expected_type=False,
has_value=True)
with pytest.raises(KeyInContextHasNoValueError) as err_info:
Context().assert_key_type_value(info, 'mydesc', 'extra text here')
assert repr(err_info.value) == (
"KeyInContextHasNoValueError(\"mydesc found key1 in context, but "
"it\'s not a <class 'str'>. extra text here\",)")
def test_assert_key_type_value_no_value_raises_extra_text():
"""assert_key_type_value fails if no value."""
info = ContextItemInfo(key='key1',
key_in_context=True,
expected_type=str,
is_expected_type=True,
has_value=False)
with pytest.raises(KeyInContextHasNoValueError) as err_info:
Context().assert_key_type_value(info, 'mydesc', 'extra text here')
assert repr(err_info.value) == (
"KeyInContextHasNoValueError(\"mydesc found key1 in context but it "
"doesn\'t have a value. extra text here\",)")