Add skeleton app with namespaces

This commit is contained in:
Alan Pryor
2019-05-18 13:00:13 -04:00
parent 2677021a05
commit 61d1388f5d
43 changed files with 1031 additions and 30 deletions

10
app/fizz/__init__.py Normal file
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BASE_ROUTE = 'fizz'
def register_routes(root_api, root='api'):
from .fizzbar.controller import api as fizzbar_api
from .fizzbaz.controller import api as fizzbaz_api
root_api.add_namespace(fizzbar_api, path=f'/{root}/{BASE_ROUTE}/fizzbar')
root_api.add_namespace(fizzbaz_api, path=f'/{root}/{BASE_ROUTE}/fizzbaz')
return root_api

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from .model import Fizzbar # noqa
from .schema import FizzbarSchema # noqa

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from flask import request
from flask_accepts import accepts, responds
from flask_restplus import Namespace, Resource
from flask.wrappers import Response
from typing import List
from .schema import FizzbarSchema
from .service import FizzbarService
from .model import Fizzbar
from .interface import FizzbarInterface
api = Namespace('Fizzbar', description='A modular namespace within fizz') # noqa
@api.route('/')
class FizzbarResource(Resource):
'''Fizzbars'''
@responds(schema=FizzbarSchema, many=True)
def get(self) -> List[Fizzbar]:
'''Get all Fizzbars'''
return FizzbarService.get_all()
@accepts(schema=FizzbarSchema, api=api)
@responds(schema=FizzbarSchema)
def post(self) -> Fizzbar:
'''Create a Single Fizzbar'''
return FizzbarService.create(request.parsed_obj)
@api.route('/<int:fizzbarId>')
@api.param('fizzbarId', 'Fizzbar database ID')
class FizzbarIdResource(Resource):
@responds(schema=FizzbarSchema)
def get(self, fizzbarId: int) -> Fizzbar:
'''Get Single Fizzbar'''
return FizzbarService.get_by_id(fizzbarId)
def delete(self, fizzbarId: int) -> Response:
'''Delete Single Fizzbar'''
from flask import jsonify
print('fizzbarId = ', fizzbarId)
id = FizzbarService.delete_by_id(fizzbarId)
return jsonify(dict(status='Success', id=id))
@accepts(schema=FizzbarSchema, api=api)
@responds(schema=FizzbarSchema)
def put(self, fizzbarId: int) -> Fizzbar:
'''Update Single Fizzbar'''
changes: FizzbarInterface = request.parsed_obj
Fizzbar = FizzbarService.get_by_id(fizzbarId)
return FizzbarService.update(Fizzbar, changes)

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from unittest.mock import patch
from flask.testing import FlaskClient
from app.test.fixtures import client, app # noqa
from .service import FizzbarService
from .schema import FizzbarSchema
from .model import Fizzbar
from .interface import FizzbarInterface
from .. import BASE_ROUTE
def make_fizzbar(id: int = 123, name: str = 'Test fizzbar',
purpose: str = 'Test purpose') -> Fizzbar:
return Fizzbar(
fizzbar_id=id, name=name, purpose=purpose
)
class TestFizzbarResource:
@patch.object(FizzbarService, 'get_all',
lambda: [make_fizzbar(123, name='Test Fizzbar 1'),
make_fizzbar(456, name='Test Fizzbar 2')])
def test_get(self, client: FlaskClient): # noqa
with client:
results = client.get(f'/api/{BASE_ROUTE}/fizzbar',
follow_redirects=True).get_json()
expected = FizzbarSchema(many=True).dump(
[make_fizzbar(123, name='Test Fizzbar 1'),
make_fizzbar(456, name='Test Fizzbar 2')]
).data
for r in results:
assert r in expected
@patch.object(FizzbarService, 'create',
lambda create_request: Fizzbar(**create_request))
def test_post(self, client: FlaskClient): # noqa
with client:
payload = dict(name='Test fizzbar', purpose='Test purpose')
result = client.post(f'/api/{BASE_ROUTE}/fizzbar/', json=payload).get_json()
expected = FizzbarSchema().dump(Fizzbar(
name=payload['name'],
purpose=payload['purpose'],
)).data
assert result == expected
def fake_update(fizzbar: Fizzbar, changes: FizzbarInterface) -> Fizzbar:
# To fake an update, just return a new object
updated_Fizzbar = Fizzbar(fizzbar_id=fizzbar.fizzbar_id,
name=changes['name'],
purpose=changes['purpose'])
return updated_Fizzbar
class TestFizzbarIdResource:
@patch.object(FizzbarService, 'get_by_id',
lambda id: make_fizzbar(id=id))
def test_get(self, client: FlaskClient): # noqa
with client:
result = client.get(f'/api/{BASE_ROUTE}/fizzbar/123').get_json()
expected = Fizzbar(fizzbar_id=123)
assert result['fizzbarId'] == expected.fizzbar_id
@patch.object(FizzbarService, 'delete_by_id',
lambda id: [id])
def test_delete(self, client: FlaskClient): # noqa
with client:
result = client.delete(f'/api/{BASE_ROUTE}/fizzbar/123').get_json()
expected = dict(status='Success', id=[123])
assert result == expected
@patch.object(FizzbarService, 'get_by_id',
lambda id: make_fizzbar(id=id))
@patch.object(FizzbarService, 'update', fake_update)
def test_put(self, client: FlaskClient): # noqa
with client:
result = client.put(f'/api/{BASE_ROUTE}/fizzbar/123',
json={'name': 'New Fizzbar',
'purpose': 'New purpose'}).get_json()
expected = FizzbarSchema().dump(
Fizzbar(fizzbar_id=123, name='New Fizzbar', purpose='New purpose')).data
assert result == expected

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from mypy_extensions import TypedDict
class FizzbarInterface(TypedDict, total=False):
fizzbar_id: int
name: str
purpose: str

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app/fizz/fizzbar/model.py Normal file
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from sqlalchemy import Integer, Column, String
from app import db # noqa
from .interface import FizzbarInterface
from typing import Any
class Fizzbar(db.Model): # type: ignore
'''A snazzy Fizzbar'''
__tablename__ = 'fizzbar'
fizzbar_id = Column(Integer(), primary_key=True)
name = Column(String(255))
purpose = Column(String(255))
def update(self, changes: FizzbarInterface):
for key, val in changes.items():
setattr(self, key, val)
return self

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from pytest import fixture
from flask_sqlalchemy import SQLAlchemy
from app.test.fixtures import app, db # noqa
from .model import Fizzbar
@fixture
def fizzbar() -> Fizzbar:
return Fizzbar(
fizzbar_id=1, name='Test fizzbar', purpose='Test purpose'
)
def test_Fizzbar_create(fizzbar: Fizzbar):
assert fizzbar
def test_Fizzbar_retrieve(fizzbar: Fizzbar, db: SQLAlchemy): # noqa
db.session.add(fizzbar)
db.session.commit()
s = Fizzbar.query.first()
assert s.__dict__ == fizzbar.__dict__

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from marshmallow import fields, Schema
class FizzbarSchema(Schema):
'''Fizzbar schema'''
fizzbarId = fields.Number(attribute='fizzbar_id')
name = fields.String(attribute='name')
purpose = fields.String(attribute='purpose')

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from app import db
from typing import List
from .model import Fizzbar
from .interface import FizzbarInterface
class FizzbarService():
@staticmethod
def get_all() -> List[Fizzbar]:
return Fizzbar.query.all()
@staticmethod
def get_by_id(fizzbar_id: int) -> Fizzbar:
return Fizzbar.query.get(fizzbar_id)
@staticmethod
def update(fizzbar: Fizzbar, Fizzbar_change_updates: FizzbarInterface) -> Fizzbar:
fizzbar.update(Fizzbar_change_updates)
db.session.commit()
return fizzbar
@staticmethod
def delete_by_id(fizzbar_id: int) -> List[int]:
fizzbar = Fizzbar.query.filter(Fizzbar.fizzbar_id == fizzbar_id).first()
if not fizzbar:
return []
db.session.delete(fizzbar)
db.session.commit()
return [fizzbar_id]
@staticmethod
def create(new_attrs: FizzbarInterface) -> Fizzbar:
new_fizzbar = Fizzbar(
name=new_attrs['name'],
purpose=new_attrs['purpose']
)
db.session.add(new_fizzbar)
db.session.commit()
return new_fizzbar

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from flask_sqlalchemy import SQLAlchemy
from typing import List
from app.test.fixtures import app, db # noqa
from .model import Fizzbar
from .service import FizzbarService # noqa
from .interface import FizzbarInterface
def test_get_all(db: SQLAlchemy): # noqa
yin: Fizzbar = Fizzbar(fizzbar_id=1, name='Yin', purpose='thing 1')
yang: Fizzbar = Fizzbar(fizzbar_id=2, name='Yang', purpose='thing 2')
db.session.add(yin)
db.session.add(yang)
db.session.commit()
results: List[Fizzbar] = FizzbarService.get_all()
assert len(results) == 2
assert yin in results and yang in results
def test_update(db: SQLAlchemy): # noqa
yin: Fizzbar = Fizzbar(fizzbar_id=1, name='Yin', purpose='thing 1')
db.session.add(yin)
db.session.commit()
updates: FizzbarInterface = dict(name='New Fizzbar name')
FizzbarService.update(yin, updates)
result: Fizzbar = Fizzbar.query.get(yin.fizzbar_id)
assert result.name == 'New Fizzbar name'
def test_delete_by_id(db: SQLAlchemy): # noqa
yin: Fizzbar = Fizzbar(fizzbar_id=1, name='Yin', purpose='thing 1')
yang: Fizzbar = Fizzbar(fizzbar_id=2, name='Yang', purpose='thing 2')
db.session.add(yin)
db.session.add(yang)
db.session.commit()
FizzbarService.delete_by_id(1)
db.session.commit()
results: List[Fizzbar] = Fizzbar.query.all()
assert len(results) == 1
assert yin not in results and yang in results
def test_create(db: SQLAlchemy): # noqa
yin: FizzbarInterface = dict(name='Fancy new fizzbar', purpose='Fancy new purpose')
FizzbarService.create(yin)
results: List[Fizzbar] = Fizzbar.query.all()
assert len(results) == 1
for k in yin.keys():
assert getattr(results[0], k) == yin[k]

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from .model import Fizzbaz # noqa
from .schema import FizzbazSchema # noqa

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from flask import request
from flask_accepts import accepts, responds
from flask_restplus import Namespace, Resource
from flask.wrappers import Response
from typing import List
from .schema import FizzbazSchema
from .service import FizzbazService
from .model import Fizzbaz
from .interface import FizzbazInterface
api = Namespace('Fizzbaz', description='A modular namespace within fizz') # noqa
@api.route('/')
class FizzbazResource(Resource):
'''Fizzbazs'''
@responds(schema=FizzbazSchema, many=True)
def get(self) -> List[Fizzbaz]:
'''Get all Fizzbazs'''
return FizzbazService.get_all()
@accepts(schema=FizzbazSchema, api=api)
@responds(schema=FizzbazSchema)
def post(self) -> Fizzbaz:
'''Create a Single Fizzbaz'''
return FizzbazService.create(request.parsed_obj)
@api.route('/<int:fizzbazId>')
@api.param('fizzbazId', 'Fizzbaz database ID')
class FizzbazIdResource(Resource):
@responds(schema=FizzbazSchema)
def get(self, fizzbazId: int) -> Fizzbaz:
'''Get Single Fizzbaz'''
return FizzbazService.get_by_id(fizzbazId)
def delete(self, fizzbazId: int) -> Response:
'''Delete Single Fizzbaz'''
from flask import jsonify
id = FizzbazService.delete_by_id(fizzbazId)
return jsonify(dict(status='Success', id=id))
@accepts(schema=FizzbazSchema, api=api)
@responds(schema=FizzbazSchema)
def put(self, fizzbazId: int) -> Fizzbaz:
'''Update Single Fizzbaz'''
changes: FizzbazInterface = request.parsed_obj
Fizzbaz = FizzbazService.get_by_id(fizzbazId)
return FizzbazService.update(Fizzbaz, changes)

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from unittest.mock import patch
from flask.testing import FlaskClient
from app.test.fixtures import client, app # noqa
from .service import FizzbazService
from .schema import FizzbazSchema
from .model import Fizzbaz
from .interface import FizzbazInterface
from .. import BASE_ROUTE
def make_fizzbaz(id: int = 123, name: str = 'Test fizzbaz',
purpose: str = 'Test purpose') -> Fizzbaz:
return Fizzbaz(
fizzbaz_id=id, name=name, purpose=purpose
)
class TestFizzbazResource:
@patch.object(FizzbazService, 'get_all',
lambda: [make_fizzbaz(123, name='Test Fizzbaz 1'),
make_fizzbaz(456, name='Test Fizzbaz 2')])
def test_get(self, client: FlaskClient): # noqa
with client:
results = client.get(f'/api/{BASE_ROUTE}/fizzbaz',
follow_redirects=True).get_json()
expected = FizzbazSchema(many=True).dump(
[make_fizzbaz(123, name='Test Fizzbaz 1'),
make_fizzbaz(456, name='Test Fizzbaz 2')]
).data
for r in results:
assert r in expected
@patch.object(FizzbazService, 'create',
lambda create_request: Fizzbaz(**create_request))
def test_post(self, client: FlaskClient): # noqa
with client:
payload = dict(name='Test fizzbaz', purpose='Test purpose')
result = client.post(f'/api/{BASE_ROUTE}/fizzbaz/', json=payload).get_json()
expected = FizzbazSchema().dump(Fizzbaz(
name=payload['name'],
purpose=payload['purpose'],
)).data
assert result == expected
def fake_update(fizzbaz: Fizzbaz, changes: FizzbazInterface) -> Fizzbaz:
# To fake an update, just return a new object
updated_Fizzbaz = Fizzbaz(fizzbaz_id=fizzbaz.fizzbaz_id,
name=changes['name'],
purpose=changes['purpose'])
return updated_Fizzbaz
class TestFizzbazIdResource:
@patch.object(FizzbazService, 'get_by_id',
lambda id: make_fizzbaz(id=id))
def test_get(self, client: FlaskClient): # noqa
with client:
result = client.get(f'/api/{BASE_ROUTE}/fizzbaz/123').get_json()
expected = Fizzbaz(fizzbaz_id=123)
assert result['fizzbazId'] == expected.fizzbaz_id
@patch.object(FizzbazService, 'delete_by_id',
lambda id: [id])
def test_delete(self, client: FlaskClient): # noqa
with client:
result = client.delete(f'/api/{BASE_ROUTE}/fizzbaz/123').get_json()
expected = dict(status='Success', id=[123])
assert result == expected
@patch.object(FizzbazService, 'get_by_id',
lambda id: make_fizzbaz(id=id))
@patch.object(FizzbazService, 'update', fake_update)
def test_put(self, client: FlaskClient): # noqa
with client:
result = client.put(f'/api/{BASE_ROUTE}/fizzbaz/123',
json={'name': 'New Fizzbaz',
'purpose': 'New purpose'}).get_json()
expected = FizzbazSchema().dump(
Fizzbaz(fizzbaz_id=123, name='New Fizzbaz', purpose='New purpose')).data
assert result == expected

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from mypy_extensions import TypedDict
class FizzbazInterface(TypedDict, total=False):
fizzbaz_id: int
name: str
purpose: str

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app/fizz/fizzbaz/model.py Normal file
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from sqlalchemy import Integer, Column, String
from app import db # noqa
from .interface import FizzbazInterface
from typing import Any
class Fizzbaz(db.Model): # type: ignore
'''A snazzy Fizzbaz'''
__tablename__ = 'fizzbaz'
fizzbaz_id = Column(Integer(), primary_key=True)
name = Column(String(255))
purpose = Column(String(255))
def update(self, changes: FizzbazInterface):
for key, val in changes.items():
setattr(self, key, val)
return self

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from pytest import fixture
from flask_sqlalchemy import SQLAlchemy
from app.test.fixtures import app, db # noqa
from .model import Fizzbaz
@fixture
def fizzbaz() -> Fizzbaz:
return Fizzbaz(
fizzbaz_id=1, name='Test fizzbaz', purpose='Test purpose'
)
def test_Fizzbaz_create(fizzbaz: Fizzbaz):
assert fizzbaz
def test_Fizzbaz_retrieve(fizzbaz: Fizzbaz, db: SQLAlchemy): # noqa
db.session.add(fizzbaz)
db.session.commit()
s = Fizzbaz.query.first()
assert s.__dict__ == fizzbaz.__dict__

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from marshmallow import fields, Schema
class FizzbazSchema(Schema):
'''Fizzbaz schema'''
fizzbazId = fields.Number(attribute='fizzbaz_id')
name = fields.String(attribute='name')
purpose = fields.String(attribute='purpose')

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from app import db
from typing import List
from .model import Fizzbaz
from .interface import FizzbazInterface
class FizzbazService():
@staticmethod
def get_all() -> List[Fizzbaz]:
return Fizzbaz.query.all()
@staticmethod
def get_by_id(fizzbaz_id: int) -> Fizzbaz:
return Fizzbaz.query.get(fizzbaz_id)
@staticmethod
def update(fizzbaz: Fizzbaz, Fizzbaz_change_updates: FizzbazInterface) -> Fizzbaz:
fizzbaz.update(Fizzbaz_change_updates)
db.session.commit()
return fizzbaz
@staticmethod
def delete_by_id(fizzbaz_id: int) -> List[int]:
fizzbaz = Fizzbaz.query.filter(Fizzbaz.fizzbaz_id == fizzbaz_id).first()
if not fizzbaz:
return []
db.session.delete(fizzbaz)
db.session.commit()
return [fizzbaz_id]
@staticmethod
def create(new_attrs: FizzbazInterface) -> Fizzbaz:
new_fizzbaz = Fizzbaz(
name=new_attrs['name'],
purpose=new_attrs['purpose']
)
db.session.add(new_fizzbaz)
db.session.commit()
return new_fizzbaz

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from flask_sqlalchemy import SQLAlchemy
from typing import List
from app.test.fixtures import app, db # noqa
from .model import Fizzbaz
from .service import FizzbazService # noqa
from .interface import FizzbazInterface
def test_get_all(db: SQLAlchemy): # noqa
yin: Fizzbaz = Fizzbaz(fizzbaz_id=1, name='Yin', purpose='thing 1')
yang: Fizzbaz = Fizzbaz(fizzbaz_id=2, name='Yang', purpose='thing 2')
db.session.add(yin)
db.session.add(yang)
db.session.commit()
results: List[Fizzbaz] = FizzbazService.get_all()
assert len(results) == 2
assert yin in results and yang in results
def test_update(db: SQLAlchemy): # noqa
yin: Fizzbaz = Fizzbaz(fizzbaz_id=1, name='Yin', purpose='thing 1')
db.session.add(yin)
db.session.commit()
updates: FizzbazInterface = dict(name='New Fizzbaz name')
FizzbazService.update(yin, updates)
result: Fizzbaz = Fizzbaz.query.get(yin.fizzbaz_id)
assert result.name == 'New Fizzbaz name'
def test_delete_by_id(db: SQLAlchemy): # noqa
yin: Fizzbaz = Fizzbaz(fizzbaz_id=1, name='Yin', purpose='thing 1')
yang: Fizzbaz = Fizzbaz(fizzbaz_id=2, name='Yang', purpose='thing 2')
db.session.add(yin)
db.session.add(yang)
db.session.commit()
FizzbazService.delete_by_id(1)
db.session.commit()
results: List[Fizzbaz] = Fizzbaz.query.all()
assert len(results) == 1
assert yin not in results and yang in results
def test_create(db: SQLAlchemy): # noqa
yin: FizzbazInterface = dict(name='Fancy new fizzbaz', purpose='Fancy new purpose')
FizzbazService.create(yin)
results: List[Fizzbaz] = Fizzbaz.query.all()
assert len(results) == 1
for k in yin.keys():
assert getattr(results[0], k) == yin[k]