ExVCR
mock
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ExVCR
mock
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An Introduction to Mocking Tools for Elixir
It also maintains separate mocks for each process, so you can continue using async tests. It’s a great alternative to Mock — but that also means the same caveat applies: be careful about what you mock.
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How to ignore a child of a Supervisor not being able to start during tests?
In order to do this you may use mock (which is simple to use), mox (they have pretty compelling arguments why not to mock traditionally), or specifically for http requests, bypass.
What are some alternatives?
bypass - Bypass provides a quick way to create a custom plug that can be put in place instead of an actual HTTP server to return prebaked responses to client requests.
mox - Mocks and explicit contracts in Elixir
httpoison - Yet Another HTTP client for Elixir powered by hackney
meck - A mocking library for Erlang
hound - Elixir library for writing integration tests and browser automation
Stubr - Stubr is a set of functions helping people to create stubs and spies in Elixir.
power_assert - Power Assert in Elixir. Shows evaluation results each expression.
ecto_it - Ecto plugin with default configuration for repos for testing different ecto plugins with databases
ElixirMock - Creates clean, concurrent, inspectable mocks from elixir modules
plug_test_helpers - A simple testing DSL for Plugs
Mockery - Simple mocking library for asynchronous testing in Elixir.