Add boolean

CHANGELOG.md

@@ -10,6 +10,7 @@ Change log itself follows [Keep a CHANGELOG](http://keepachangelog.com) format.
 
 ### Added
 - `Faker.Fruits.En` - add english fruits [[@KevinDaSilvaS](https://github.com/KevinDaSilvaS)]
+- `Faker.boolean/0` - add random boolean [@linomassarani](https://github.com/linomassarani)
 
 ### Changed
 - `Faker.Commerce.PtBr` - add more products in product_name_product [[@igorgbr](https://github.com/igorgbr)]

lib/faker.ex

@@ -130,6 +130,20 @@ defmodule Faker do
     Application.get_env(:faker, :random_module).random_bytes(total)
   end
 
+  @doc """
+  Returns a random boolean.
+
+  ## Examples
+
+      iex> boolean()
+      true
+
+      iex> boolean()
+      false
+  """
+  @spec boolean() :: boolean()
+  def boolean, do: Enum.random(0..1) == 0
+
   defmacro localize(function) do
     quote do
       def unquote(function)() do

test/faker_test.exs

@@ -4,4 +4,8 @@ defmodule FakerTest do
   test :format do
     assert Regex.match?(~r/\w{3}\d{4}@\w{4}\.\w{3}/, Faker.format("???####@????.???"))
   end
+
+  test :boolean do
+    assert is_boolean(Faker.boolean())
+  end
 end