```ruby
# coding: utf-8
lib = File.expand_path('../lib', __FILE__)
$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
require 'minitest/rails/assertions/version'

Gem::Specification.new do |spec|
  spec.name          = "minitest-rails-assertions"
  spec.version       = Minitest::Rails::Assertions::VERSION
  spec.authors       = ["Geoffrey ROGUELON"]
  spec.email         = ["groguelon@snapp.fr"]
  spec.summary       = %q{TODO: Write a short summary. Required.}
  spec.description   = %q{TODO: Write a longer description. Optional.}
  spec.homepage      = ""
  spec.license       = "MIT"

  spec.files         = `git ls-files -z`.split("\x0")
  spec.executables   = spec.files.grep(%r{^bin/}) { |f| File.basename(f) }
  spec.test_files    = spec.files.grep(%r{^(test|spec|features)/})
  spec.require_paths = ["lib"]

  spec.add_development_dependency "bundler", "~> 1.7"
  spec.add_development_dependency "rake", "~> 10.0"
end
```

Complete the specification of the gem.
user
```ruby
# encoding: utf-8

lib = File.expand_path('../lib', __FILE__)
$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)

require 'minitest/rails/assertions/version'

Gem::Specification.new do |gem|
  gem.name          = 'minitest-rails-assertions'
  gem.version       = Minitest::Rails::Assertions::VERSION
  gem.authors       = ['Geoffrey Roguelon', 'Loïc Sence']
  gem.email         = ['geoffrey.roguelon@gmail.com', 'senceloic@gmail.com']
  gem.summary       = %q{The gem minitest-rails-assertions extends MiniTest to add some assertions to Rails tests.}
  gem.description   = %q{The gem minitest-rails-assertions extends MiniTest to add some assertions to Rails tests.}
  gem.homepage      = 'https://github.com/jules-vernes/minitest-rails-assertions'
  gem.license       = 'MIT'

  gem.files         = `git ls-files`.split($/)
  gem.executables   = gem.files.grep(%r{^bin/}) { |f| File.basename(f) }
  gem.test_files    = gem.files.grep(%r{^(test|spec|features)/})
  gem.require_paths = ['lib']

  gem.add_development_dependency 'bundler', '~> 1.7'
  gem.add_development_dependency 'rake', '~> 10.0'
end
```
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