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import re
from django.test import TestCase
import pytest
from django_dynamic_fixture.models_test import *
from django_dynamic_fixture.ddf import *
from django_dynamic_fixture.fixture_algorithms.sequential_fixture import SequentialDataFixture
data_fixture = SequentialDataFixture()
class DDFTestCase(TestCase):
def setUp(self):
self.ddf = DynamicFixture(data_fixture)
DDFLibrary.get_instance().clear()
class TeachAndLessonsTest(DDFTestCase):
def test_teach_a_default_lesson_for_a_model(self):
self.ddf.teach(ModelForLibrary, integer=1000)
instance = self.ddf.get(ModelForLibrary)
assert instance.integer == 1000
def test_default_lesson_may_be_overrided_although_it_is_an_anti_pattern(self):
self.ddf.teach(ModelForLibrary, integer=1000)
instance = self.ddf.get(ModelForLibrary)
assert instance.integer == 1000
self.ddf.teach(ModelForLibrary, integer=1001)
instance = self.ddf.get(ModelForLibrary)
assert instance.integer == 1001
def test_it_must_NOT_raise_an_error_if_user_try_to_use_a_not_saved_default_configuration(self):
self.ddf.get(ModelForLibrary)
def test_it_must_raise_an_error_if_try_to_set_a_static_value_to_a_field_with_unicity(self):
with pytest.raises(InvalidConfigurationError):
self.ddf.teach(ModelForLibrary, integer_unique=1000)
def test_it_allows_to_use_masks_as_lessons_for_unique_integer_fields(self):
self.ddf.teach(ModelForLibrary, integer_unique=Mask('1###'))
instance = self.ddf.get(ModelForLibrary)
assert 1000 <= int(instance.integer_unique) <= 1999
def test_it_allows_to_use_masks_as_lessons_for_unique_char_fields(self):
self.ddf.teach(ModelWithUniqueCharField, text_unique=Mask('---- ### __'))
instance = self.ddf.get(ModelWithUniqueCharField)
assert re.match(r'[A-Z]{4} [0-9]{3} [a-z]{2}', instance.text_unique)
def test_it_must_accept_dynamic_values_for_fields_with_unicity(self):
self.ddf.teach(ModelForLibrary, integer_unique=lambda field: 1000)
def test_it_must_NOT_propagate_lessons_for_internal_dependencies(self):
self.ddf.teach(ModelForLibrary, foreignkey=DynamicFixture(data_fixture, integer=1000))
instance = self.ddf.get(ModelForLibrary)
assert instance.integer != 1000
assert instance.foreignkey.integer == 1000
def test_it_must_use_lessons_for_internal_dependencies(self):
# ModelForLibrary.foreignkey is a `ModelForLibrary2`
self.ddf.teach(ModelForLibrary, integer=1000)
self.ddf.teach(ModelForLibrary2, integer=1001)
instance = self.ddf.get(ModelForLibrary, foreignkey=DynamicFixture(data_fixture))
assert instance.integer == 1000
assert instance.foreignkey.integer == 1001
def test_it_uses_lessons_for_base_model_when_creating_a_proxy_model(self):
self.ddf.teach(ModelForLibrary, integer=123)
instance = self.ddf.get(ProxyModelForLibrary)
assert instance.__class__ is ProxyModelForLibrary
assert instance.integer == 123
def test_it_uses_lessons_for_proxy_models_when_creating_the_base_model(self):
self.ddf.teach(ProxyModelForLibrary, integer=456)
instance = self.ddf.get(ModelForLibrary)
assert instance.__class__ is ModelForLibrary
assert instance.integer == 456
def test_it_uses_lessons_for_proxy_models_when_creating_the_proxy_model(self):
self.ddf.teach(ProxyModelForLibrary, integer=789)
instance = self.ddf.get(ProxyModelForLibrary)
assert instance.__class__ is ProxyModelForLibrary
assert instance.integer == 789
# Not implemented yet
# def test_teaching_must_store_ddf_configs_too(self):
# self.ddf.teach(ModelForLibrary, fill_nullable_fields=False)
# instance = self.ddf.get(ModelForLibrary)
# assert instance.integer is None
# DDFLibrary.get_instance().clear()
# self.ddf.teach(ModelForLibrary, fill_nullable_fields=True)
# instance = self.ddf.get(ModelForLibrary)
# assert instance.integer is not None
# Not implemented yet
# def test_teaching_ddf_configs_must_NOT_be_propagated_to_another_models(self):
# self.ddf.teach(ModelForLibrary, fill_nullable_fields=False)
# instance = self.ddf.get(ModelForLibrary)
# assert instance.integer is None
# assert instance.foreignkey.integer is None
# DDFLibrary.get_instance().clear()
# self.ddf.teach(ModelForLibrary, fill_nullable_fields=True)
# instance = self.ddf.get(ModelForLibrary)
# assert instance.integer is not None
# assert instance.foreignkey.integer is None # not populated
class TeachingAndCustomLessonsTest(DDFTestCase):
def test_a_model_can_have_custom_lessons(self):
self.ddf.teach(ModelForLibrary, integer=1000, ddf_lesson=None)
self.ddf.teach(ModelForLibrary, integer=1001, ddf_lesson='a name')
instance = self.ddf.get(ModelForLibrary)
assert instance.integer == 1000
instance = self.ddf.get(ModelForLibrary, ddf_lesson='a name')
assert instance.integer == 1001
def test_custom_lessons_must_not_be_used_if_not_explicity_specified(self):
self.ddf.teach(ModelForLibrary, integer=1000, ddf_lesson='a name')
instance = self.ddf.get(ModelForLibrary)
assert instance.integer != 1000
def test_a_model_can_have_many_custom_lessons(self):
self.ddf.teach(ModelForLibrary, integer=1000, ddf_lesson='a name')
self.ddf.teach(ModelForLibrary, integer=1001, ddf_lesson='a name 2')
instance = self.ddf.get(ModelForLibrary, ddf_lesson='a name')
assert instance.integer == 1000
instance = self.ddf.get(ModelForLibrary, ddf_lesson='a name 2')
assert instance.integer == 1001
def test_it_must_raise_an_error_if_user_try_to_use_a_not_saved_configuration(self):
with pytest.raises(InvalidConfigurationError):
self.ddf.get(ModelForLibrary, ddf_lesson='a not teached lesson')
def test_default_lesson_and_custom_lesson_must_work_together(self):
# regression test
self.ddf.teach(ModelForLibrary, integer=1000, ddf_lesson='a name')
self.ddf.teach(ModelForLibrary, integer=1001, ddf_lesson=True)
self.ddf.teach(ModelForLibrary, integer=1002, ddf_lesson='a name2')
instance = self.ddf.get(ModelForLibrary, ddf_lesson='a name')
assert instance.integer == 1000
instance = self.ddf.get(ModelForLibrary)
assert instance.integer == 1001
instance = self.ddf.get(ModelForLibrary, ddf_lesson='a name2')
assert instance.integer == 1002
def test_default_lesson_and_custom_lesson_must_work_together_for_different_models(self):
# regression test
self.ddf.teach(ModelForLibrary, integer=1000, ddf_lesson='a name')
self.ddf.teach(ModelForLibrary, integer=1001, ddf_lesson=True)
self.ddf.teach(ModelForLibrary, integer=1002, ddf_lesson='a name2')
self.ddf.teach(ModelForLibrary2, integer=2000, ddf_lesson='a name')
self.ddf.teach(ModelForLibrary2, integer=2001, ddf_lesson=True)
self.ddf.teach(ModelForLibrary2, integer=2002, ddf_lesson='a name2')
instance = self.ddf.get(ModelForLibrary, ddf_lesson='a name')
assert instance.integer == 1000
instance = self.ddf.get(ModelForLibrary)
assert instance.integer == 1001
instance = self.ddf.get(ModelForLibrary, ddf_lesson='a name2')
assert instance.integer == 1002
instance = self.ddf.get(ModelForLibrary2, ddf_lesson='a name')
assert instance.integer == 2000
instance = self.ddf.get(ModelForLibrary2)
assert instance.integer == 2001
instance = self.ddf.get(ModelForLibrary2, ddf_lesson='a name2')
assert instance.integer == 2002
class DDFLibraryTest(TestCase):
def setUp(self):
self.lib = DDFLibrary()
def test_add_and_get_configuration_without_string_name(self):
self.lib.add_configuration(ModelForLibrary, {'a': 1})
assert self.lib.get_configuration(ModelForLibrary) == {'a': 1}
assert self.lib.get_configuration(ModelForLibrary, name=DDFLibrary.DEFAULT_KEY) == {'a': 1}
assert self.lib.get_configuration(ModelForLibrary, name=None) == {'a': 1}
self.lib.clear()
self.lib.add_configuration(ModelForLibrary, {'a': 2}, name=None)
assert self.lib.get_configuration(ModelForLibrary) == {'a': 2}
assert self.lib.get_configuration(ModelForLibrary, name=DDFLibrary.DEFAULT_KEY) == {'a': 2}
assert self.lib.get_configuration(ModelForLibrary, name=None) == {'a': 2}
self.lib.clear()
self.lib.add_configuration(ModelForLibrary, {'a': 3}, name=True)
assert self.lib.get_configuration(ModelForLibrary) == {'a': 3}
assert self.lib.get_configuration(ModelForLibrary, name=DDFLibrary.DEFAULT_KEY) == {'a': 3}
assert self.lib.get_configuration(ModelForLibrary, name=None) == {'a': 3}
def test_add_and_get_configuration_with_name(self):
self.lib.add_configuration(ModelForLibrary, {'a': 1}, name='x')
assert self.lib.get_configuration(ModelForLibrary, name='x') == {'a': 1}
def test_clear_config(self):
self.lib.clear_configuration(ModelForLibrary) # run ok if empty
self.lib.add_configuration(ModelForLibrary, {'a': 1})
self.lib.add_configuration(ModelForLibrary, {'a': 2}, name='x')
self.lib.add_configuration(ModelForLibrary2, {'a': 3})
self.lib.clear_configuration(ModelForLibrary)
assert self.lib.get_configuration(ModelForLibrary) == {}
with pytest.raises(Exception):
self.lib.get_configuration(ModelForLibrary, name='x')
assert self.lib.get_configuration(ModelForLibrary2) == {'a': 3}
def test_clear(self):
self.lib.add_configuration(ModelForLibrary, {'a': 1})
self.lib.add_configuration(ModelForLibrary, {'a': 2}, name='x')
self.lib.add_configuration(ModelForLibrary2, {'a': 3})
self.lib.add_configuration(ModelForLibrary2, {'a': 4}, name='x')
self.lib.clear()
assert self.lib.get_configuration(ModelForLibrary) == {}
with pytest.raises(Exception):
self.lib.get_configuration(ModelForLibrary, name='x')
assert self.lib.get_configuration(ModelForLibrary2) == {}
with pytest.raises(Exception):
self.lib.get_configuration(ModelForLibrary2, name='x')
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