def books_list(request):
if request.method == 'POST':
status_codes = copy.deepcopy(STATUS_CODES)
status_codes[res.ResponseSuccess.SUCCESS] = 201
initial_data = request.POST
request_object = BookAddRequestObject.from_dict(initial_data)
repo = DjangoORMBookRepository()
use_case = BookAddUseCase(repo)
response = use_case.execute(request_object)
return HttpResponse(content=json.dumps(response.value,
cls=BookEncoder),
content_type='application/json',
status=status_codes[response.type])
qrystr_params = {
'filters': {},
}
for arg, values in request.GET.items():
if arg.startswith('filter_'):
qrystr_params['filters'][arg.replace('filter_', '')] = values
request_object = BookListRequestObject.from_dict(qrystr_params)
repo = DjangoORMBookRepository()
use_case = BookListUseCase(repo)
response = use_case.execute(request_object)
return HttpResponse(json.dumps(response.value, cls=BookEncoder),
content_type='application/json',
status=STATUS_CODES[response.type])
def book_detail(request, pk):
if request.method == 'DELETE':
status_codes = copy.deepcopy(STATUS_CODES)
status_codes[res.ResponseSuccess.SUCCESS] = 204
request_object = BookDeleteRequestObject.from_dict({'pk': pk})
repo = DjangoORMBookRepository()
use_case = BookDeleteUseCase(repo)
response = use_case.execute(request_object)
return HttpResponse(content=json.dumps(response.value,
cls=BookEncoder),
content_type='application/json',
status=status_codes[response.type])
if request.method == 'PATCH':
patch_data = request.POST
repo = DjangoORMBookRepository()
if "'action': 'update'" in str(patch_data):
request_object = BookUpdateRequestObject.from_dict({
'pk':
pk,
'patch':
patch_data
})
use_case = BookUpdateUseCase(repo)
elif "'action': 'give'" in str(patch_data):
request_object = BookGiveRequestObject.from_dict({
'pk':
pk,
'patch':
patch_data
})
use_case = BookGiveUseCase(repo)
elif "'action': 'take'" in str(patch_data):
request_object = BookReturnRequestObject.from_dict({
'pk':
pk,
'patch':
patch_data
})
use_case = BookReturnUseCase(repo)
response = use_case.execute(request_object)
return HttpResponse(content=json.dumps(response.value,
cls=BookEncoder),
content_type='application/json',
status=STATUS_CODES[response.type])
request_object = BookDetailsRequestObject.from_dict({'pk': pk})
repo = DjangoORMBookRepository()
use_case = BookDetailsUseCase(repo)
response = use_case.execute(request_object)
return HttpResponse(json.dumps(response.value, cls=BookEncoder),
content_type='application/json',
status=STATUS_CODES[response.type])
class BookUpdateRepositoryTestCase(TestCase):
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.updated_book = \
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35a', title='Fahrenheit 451',
author='Ray Bradbury', year=1984, language='English', is_available=True, reader=None)
def test_book_update(self):
self.assertEqual(
self.repo.update(pk=1,
patch={
'title': 'Fahrenheit 451',
'author': 'Ray Bradbury',
'action': 'update'
}), self.updated_book)
def test_book_update_with_bad_pk(self):
error = self.repo.update(pk=10**10,
patch={
'title': 'Fahrenheit 451',
'author': 'Ray Bradbury'
})
self.assertEqual(error.message,
errors.Error.build_resource_error().message)
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo_readers = DjangoORMReaderRepository()
self.reader = self.repo_readers.create(
code='r2rwr3re-bdfc-e2ww-5644-hd94id04kd9r',
full_name='John Smith',
reg_date=datetime.date(2016, 1, 1))
self.patch = {'reader': self.reader}
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35b',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=False,
reader=None)
self.updated_book = \
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35a', title='1984',
author='George Orwell', year=1984, language='English', is_available=False, reader=self.reader)
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.updated_book = \
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35a', title='Fahrenheit 451',
author='Ray Bradbury', year=1984, language='English', is_available=True, reader=None)
def test_duplicate_code_exception(self):
adict = {
'title': '1984',
'author': 'George Orwell',
'year': 1984,
'language': 'English'
}
first_book = DjangoORMBookRepository.from_dict(adict)
second_book = DjangoORMBookRepository.from_dict(adict)
self.assertNotEqual(first_book.code, second_book.code)
self.assertNotEqual(first_book.pk, second_book.pk)
class BookDeleteRepositoryTestCase(TestCase):
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
def test_book_delete(self):
self.assertEqual(self.repo.delete(pk=1), None)
def test_book_delete_with_bad_pk(self):
error = self.repo.delete(pk=10**10)
self.assertEqual(error.message,
errors.Error.build_resource_error().message)
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo_readers = DjangoORMReaderRepository()
self.reader = None
self.patch = {'reader': self.reader}
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35b',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=False,
reader=self.reader)
self.updated_book = \
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35b', title='1984',
author='George Orwell', year=1984, language='English', is_available=True, reader=None)
def test_book_creation(self):
adict = {
'title': '1984',
'author': 'George Orwell',
'year': 1984,
'language': 'English'
}
orm_book = DjangoORMBookRepository.from_dict(adict)
assert type(orm_book) == Book
assert hasattr(orm_book, 'code')
assert (orm_book.title == adict['title'])
assert (orm_book.author == adict['author'])
assert (orm_book.year == adict['year'])
assert (orm_book.language == adict['language'])
def test_raises_exception_with_same_codes(self):
code = 'r2rwr3re-bdfc-e2ww-5644-hd94id04kd9r'
is_available = True
adict = {
'code': code,
'title': '1984',
'author': 'George Orwell',
'year': 1984,
'language': 'English',
'is_available': is_available
}
first_book = DjangoORMBookRepository.create(**adict)
self.assertRaises(IntegrityError, DjangoORMBookRepository.create,
**adict)
class BookGiveRepositoryTestCase(TestCase):
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo_readers = DjangoORMReaderRepository()
self.reader = self.repo_readers.create(
code='r2rwr3re-bdfc-e2ww-5644-hd94id04kd9r',
full_name='John Smith',
reg_date=datetime.date(2016, 1, 1))
self.patch = {'reader': self.reader}
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35b',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=False,
reader=None)
self.updated_book = \
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35a', title='1984',
author='George Orwell', year=1984, language='English', is_available=False, reader=self.reader)
def test_book_give(self):
self.assertEqual(self.repo.give(pk=1, patch=self.patch),
self.updated_book)
def test_book_give_with_bad_pk(self):
error = self.repo.give(pk=10**10, patch=self.patch)
self.assertEqual(error.message,
errors.Error.build_resource_error().message)
def test_give_unavailable_book(self):
error = self.repo.give(pk=2, patch=self.patch)
self.assertEqual(error.message,
{'primary key': ['this book is not available']})
class BookReturnRepositoryTestCase(TestCase):
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo_readers = DjangoORMReaderRepository()
self.reader = None
self.patch = {'reader': self.reader}
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35b',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=False,
reader=self.reader)
self.updated_book = \
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35b', title='1984',
author='George Orwell', year=1984, language='English', is_available=True, reader=None)
def test_book_update(self):
self.assertEqual(self.repo.take(pk=2, patch=self.patch),
self.updated_book)
def test_book_update_with_bad_pk(self):
error = self.repo.take(pk=10**10, patch=self.patch)
self.assertEqual(error.message,
errors.Error.build_resource_error().message)
def test_return_available_book(self):
error = self.repo.take(pk=1, patch=self.patch)
self.assertEqual(error.message,
{'primary key': ['this book is in the library']})
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.repo.create(code='fe2c3195-aeff-487a-a08f-e0bdc0ec6e9a',
title='The Lord of the Rings',
author='J.R.R. Tolkien',
year=2000,
language='English',
is_available=False,
reader=None)
self.repo.create(code='913694c6-435a-4366-ba0d-da5334a611b2',
title='The Master and Margarita',
author='Mikhail Bulgakov',
year=2005,
language='Russian',
is_available=False,
reader=None)
self.repo.create(code='eed76e77-55c1-41ce-985d-ca49bf6c0585',
title='The Dark Tower',
author='Stephen King',
year=2015,
language='English',
is_available=True,
reader=None)
self.expected_result = [
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None),
DomainBook(code='fe2c3195-aeff-487a-a08f-e0bdc0ec6e9a',
title='The Lord of the Rings',
author='J.R.R. Tolkien',
year=2000,
language='English',
is_available=False,
reader=None),
DomainBook(code='913694c6-435a-4366-ba0d-da5334a611b2',
title='The Master and Margarita',
author='Mikhail Bulgakov',
year=2005,
language='Russian',
is_available=False,
reader=None),
DomainBook(code='eed76e77-55c1-41ce-985d-ca49bf6c0585',
title='The Dark Tower',
author='Stephen King',
year=2015,
language='English',
is_available=True,
reader=None)
]
class BookListRepositoryTestCase(TestCase):
def setUp(self):
self.repo = DjangoORMBookRepository()
self.repo.create(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None)
self.repo.create(code='fe2c3195-aeff-487a-a08f-e0bdc0ec6e9a',
title='The Lord of the Rings',
author='J.R.R. Tolkien',
year=2000,
language='English',
is_available=False,
reader=None)
self.repo.create(code='913694c6-435a-4366-ba0d-da5334a611b2',
title='The Master and Margarita',
author='Mikhail Bulgakov',
year=2005,
language='Russian',
is_available=False,
reader=None)
self.repo.create(code='eed76e77-55c1-41ce-985d-ca49bf6c0585',
title='The Dark Tower',
author='Stephen King',
year=2015,
language='English',
is_available=True,
reader=None)
self.expected_result = [
DomainBook(code='f853578c-fc0f-4e65-81b8-566c5dffa35a',
title='1984',
author='George Orwell',
year=1984,
language='English',
is_available=True,
reader=None),
DomainBook(code='fe2c3195-aeff-487a-a08f-e0bdc0ec6e9a',
title='The Lord of the Rings',
author='J.R.R. Tolkien',
year=2000,
language='English',
is_available=False,
reader=None),
DomainBook(code='913694c6-435a-4366-ba0d-da5334a611b2',
title='The Master and Margarita',
author='Mikhail Bulgakov',
year=2005,
language='Russian',
is_available=False,
reader=None),
DomainBook(code='eed76e77-55c1-41ce-985d-ca49bf6c0585',
title='The Dark Tower',
author='Stephen King',
year=2015,
language='English',
is_available=True,
reader=None)
]
def test_book_list(self):
self.assertEqual(self.repo.list(), self.expected_result)
def test_repository_list_with_filters_year(self):
self.assertEqual(self.repo.list(filters={'year': 2000}),
[self.expected_result[1]])
self.assertEqual(self.repo.list(filters={'year__lt': 2000}),
[self.expected_result[0]])
self.assertEqual(self.repo.list(filters={'year__gt': 2000}),
[self.expected_result[2], self.expected_result[3]])
def test_repository_list_with_filters_title(self):
self.assertEqual(self.repo.list(filters={'title': '1984'}),
[self.expected_result[0]])
