def test_return_number_if_decimal_number_scale(self):
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('0.5')) == 0.5
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('.5')) == 0.5
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('1.5')) == 1.5
def test_ignore_large_scales(self):
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('50')) == 50
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('51')) == None
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('1000')) == None
def test_ignore_silly_scale(self):
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('1')) == None
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('0')) == None
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('1.0')) == None
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('0.0')) == None
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('-1')) == None
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('-1.0')) == None
def GET(self, name):
if name.lower() != name:
return web.redirect(name.lower())
response = requests.get(backendBaseUrl + 'recipes/' + name)
if response.status_code == 200:
recipe = response.json()
scale_factor = scaler.get_scale_factor(web.input())
if scale_factor:
recipe['ingredients'] = list(
map(lambda i: scaler.scale_ingredient(i, scale_factor),
recipe['ingredients']))
else:
scale_factor = 1
return templates.recipe(recipe, scale_factor)
else:
raise web.notfound()
def test_return_number_if_numeric_scale(self):
assert scaler.get_scale_factor(TestGetScaleFactor.make_param('2')) == 2
assert scaler.get_scale_factor(TestGetScaleFactor.make_param('5')) == 5
assert scaler.get_scale_factor(
TestGetScaleFactor.make_param('20')) == 20
def test_return_nothing_if_non_numeric(self):
req_params = TestGetScaleFactor.make_param('lol')
assert scaler.get_scale_factor(req_params) == None
def test_return_nothing_if_no_param(self):
assert scaler.get_scale_factor({}) == None