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Jun 17, 2019
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the 2 things to notice is 4 according to me #1287

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the 2 things to notice is 4 according to me
mfrasca Jun 17, 2019
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Update getting-started/mix-otp/introduction-to-mix.markdown
mfrasca Jun 17, 2019
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Update getting-started/mix-otp/introduction-to-mix.markdown
mfrasca Jun 17, 2019
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8 changes: 6 additions & 2 deletions getting-started/mix-otp/introduction-to-mix.markdown
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Expand Up @@ -189,11 +189,15 @@ defmodule KVTest do
end
```

It is important to note a couple things:
It is important to note a couple of things:

1. the test file is an Elixir script file (`.exs`). This is convenient because we don't need to compile test files before running them;

2. we define a test module named `KVTest`, use [`ExUnit.Case`](https://hexdocs.pm/ex_unit/ExUnit.Case.html) to inject the testing API and define a simple test using the `test/2` macro;
2. we define a test module named `KVTest`, in which we [`use ExUnit.Case`](https://hexdocs.pm/ex_unit/ExUnit.Case.html) to inject the testing API;

3. we use one of the injected macros, [`doctest/1`](https://hexdocs.pm/ex_unit/ExUnit.DocTest.html#doctest/2), to indicate that the `KV` module contains doctests (we will discuss those in a later chapter);

4. we use the [`test/2`](https://hexdocs.pm/ex_unit/ExUnit.Case.html#test/3) macro to define a simple test;

Mix also generated a file named `test/test_helper.exs` which is responsible for setting up the test framework:

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