def test_delete_removes_expected_item(self, service_url, db):
"""
DELETE request for existing item
Setup:
Existing item is in the DB
Expected:
Success response
Item is removed from DB
"""
db.add(Item(item_id='item_42',
item_name='test_item',
item_description='test_item_desc'))
db.add(Item(item_id='item_24',
item_name='test_item',
item_description='test_item_desc'))
db.commit()
response = requests.delete(urljoin(service_url, api_path_tpl.format('item_42')))
assert response.status_code == 200
validate_json_response(response.json(), item_id='item_24', item_name='test_item',
item_description='test_item_desc')
items = db.query(Item).all()
assert len(items) == 1
validate_db_item(items[0], item_id='item_24', item_name='test_item', item_description='test_item_desc')
def test_put_update_name_and_desc_performs_expected_action(self, service_url, db):
"""
PUT request with new name and description updates both
Setup:
Existing item in the DB
Expected:
Success response
Specified item fields are updated
Updated item is returned
"""
db.add(Item(item_id='item_42',
item_name='test_item',
item_description='test_item_desc'))
db.commit()
update = {'item_name': 'new_name', 'item_description': 'new_desc'}
response = requests.put(urljoin(service_url, api_path_tpl.format('item_42')), data=update)
assert response.status_code == 200
validate_json_response(response.json(), item_id='item_42', **update)
items = db.query(Item).all()
assert len(items) == 1
validate_db_item(items[0], item_id='item_42', **update)
def test_post_with_existing_item_creates_expected(self, service_url, db):
"""
POST request with new item
Setup:
Existing item is in the DB
Expected:
Success response
New item is created
Created item is returned
"""
db.add(Item(item_id='item_42',
item_name='test_item',
item_description='test_item_desc'))
db.commit()
item = {
'item_id': 'item_24',
'item_name': 'test_item',
'item_description': 'test_item_desc'
}
response = requests.post(urljoin(service_url, api_path), json=item)
assert response.status_code == 200
validate_json_response(response.json(), **item)
items = db.query(Item).all()
assert len(items) == 2
validate_db_item(items[1], **item)
def post(self):
"""
Creates an item.
"""
# Retrieve the payload
item_id = request.json.get('item_id')
item_name = request.json.get('item_name')
item_description = request.json.get('item_description')
# Add the new Item model object and commit.
db.session.add(Item(item_id=item_id,
item_name=item_name,
item_description=item_description))
db.session.commit()
# Return the response with status and result.
return jsonify({"status": "sucesss"})
def test_get_by_invalid_id_returns_expected_error(self, service_url, db):
"""
GET request with item ID specified
Setup:
Specified item is not in the DB
Expected:
Error response for an invalid item
"""
db.add(Item(item_id='item_42',
item_name="test_item",
item_description="test_item_desc"))
db.commit()
response = requests.get(urljoin(service_url, api_path_tpl.format('item_24')))
assert response.status_code == 500
def test_delete_invalid_item_id_returns_expected_error(self, service_url, db):
"""
DELETE request for invalid item
Setup:
Existing item is in the DB
Expected:
Error response
No item is removed from DB
"""
db.add(Item(item_id='item_42',
item_name='test_item',
item_description='test_item_desc'))
db.commit()
response = requests.delete(urljoin(service_url, api_path_tpl.format('invalid_item')))
assert response.status_code == 500
def test_get_by_id_with_items_returns_expected_item(self, service_url, db):
"""
GET request with item ID specified
Setup:
Specified item is in the DB
Expected:
Success response
Specified item is returned
"""
db.add(Item(item_id='item_42',
item_name="test_item",
item_description="test_item_desc"))
db.commit()
response = requests.get(urljoin(service_url, api_path_tpl.format('item_42')))
assert response.status_code == 200
validate_json_response(response.json(), 'item_42', 'test_item', 'test_item_desc')
def test_put_invalid_item_id_returns_expected_error(self, service_url, db):
"""
PUT request with invalid ID returns an error
Setup:
Existing item in the DB
Expected:
Error response
Existing item is not updated
"""
db.add(Item(item_id='item_42',
item_name='test_item',
item_description='test_item_desc'))
db.commit()
update = {'item_name': 'test_item', 'item_description': 'x' * 256}
response = requests.put(urljoin(service_url, api_path_tpl.format('invalid_id')), data=update)
assert response.status_code == 500
items = db.query(Item).all()
assert len(items) == 1
validate_db_item(items[0], item_id='item_42', item_name='test_item', item_description='test_item_desc')