View Source Criterion
A library to write ExUnit tests BDD style
Installation
The package can be installed
by adding criterion
to your list of dependencies in mix.exs
:
def deps do
[
{:criterion, "~> 0.1.0", only: [:test]}
]
end
Usage
Shared steps
defmodule Criterion.SharedSteps do
import Criterion
step "Given a number", _context do
%{number: :rand.uniform(100)}
end
end
Test
defmodule CriterionTest do
use ExUnit.Case
import Criterion
alias Criterion.SharedSteps
feature "Math" do
scenario "Square" do
step("Given a number", SharedSteps)
step "When the number is multiplied by it self", %{number: number} do
result = number * number
%{result: result}
end
step "Then the result is greater than the number", %{result: result, number: number} do
assert result > number
end
end
end
end
Generating feature files
mix criterion.gen.features
Options
--dir
- specify the directory to read test files from. default istest
--file
- to generate feature files for a list of test files--output
- specify the directory to generate feature files in. default istest/features
Generating test files
mix criterion.gen.tests
Options
--dir
- specify the directory to read feature files from. default istest/features
--file
- to generate test for a list of files--output
- specify the directory to generate the test files in. default istest