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Is 'switch' faster than 'if'?
...-- note that the compiler in practice would need to insert some form of if test around the table to ensure that the input was valid in the table. Note also that it only works in the specific case that the input is a run of consecutive numbers.
If the number of branches in a switch is extremely larg...
How can I mock requests and the response?
...w you can do it (you can run this file as-is):
import requests
import unittest
from unittest import mock
# This is the class we want to test
class MyGreatClass:
def fetch_json(self, url):
response = requests.get(url)
return response.json()
# This method will be used by the moc...
Injecting a mock into an AngularJS service
I have an AngularJS service written and I would like to unit test it.
7 Answers
7
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Creating a singleton in Python
...ey are separate and encapsulated. The metaclass implementation passes this test. The metaclass is responsible for enforcing the pattern and the created class and subclasses need not be aware that they are singletons. Method #1 fails this test, as you noted with "MyClass itself is a a function, not a...
How do I find the duplicates in a list and create another list with them?
... [1, 2, 5]
Just in case speed matters, here are some timings:
# file: test.py
import collections
def thg435(l):
return [x for x, y in collections.Counter(l).items() if y > 1]
def moooeeeep(l):
seen = set()
seen_add = seen.add
# adds all elements it doesn't know yet to seen ...
How to test code dependent on environment variables using JUnit?
...haviour of the code depends on the value of this variable. I would like to test this code with different values of the environment variable. How can I do this in JUnit?
...
Unit Testing AngularJS directive with templateUrl
...AngularJS directive that has a templateUrl defined. I am trying to unit test it with Jasmine.
12 Answers
...
How to redirect to a 404 in Rails?
...gly conditional statements.
As a bonus, it's also super easy to handle in tests. For example, in an rspec integration test:
# RSpec 1
lambda {
visit '/something/you/want/to/404'
}.should raise_error(ActionController::RoutingError)
# RSpec 2+
expect {
get '/something/you/want/to/404'
}.to r...
Scala: List[Future] to Future[List] disregarding failed futures
...version of Scala (2.11.5)... I corrected that, and wrote a few additional tests if anyone is interested... here is my version >
implicit class FutureCompanionOps(val f: Future.type) extends AnyVal {
/** Given a list of futures `fs`, returns the future holding the list of Try's of the fut...
MemoryCache does not obey memory limits in configuration
...ss in an application and trying to limit the maximum cache size, but in my tests it does not appear that the cache is actually obeying the limits.
...