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require "initializer/test_helper"
module InitializerTests
class GemSpecStubsTest < ActiveSupport::TestCase
include ActiveSupport::Testing::Isolation
def setup
$stderr = StringIO.new
end
test "user has an old boot.rb (defined by having no Rails.vendor_rails?)" do
class << Rails
undef vendor_rails?
end
assert_stderr(/outdated/) do
assert_raises(SystemExit) do
Rails::Initializer.run { |c| c.frameworks = [] }
end
end
end
test "requires rubygems" do
Kernel.module_eval do
alias old_require require
def require(name)
$rubygems_required = true if name == "rubygems"
old_require(name)
end
end
Rails.vendor_rails = true
Rails::Initializer.run { |c| c.frameworks = [] }
assert $rubygems_required
end
test "does not fail if rubygems does not exist" do
Kernel.module_eval do
alias old_require require
def require(name)
raise LoadError if name == "rubygems"
old_require(name)
end
end
assert_nothing_raised do
Rails::Initializer.run { |c| c.frameworks = [] }
end
end
test "adds fake Rubygems stubs if a framework is not loaded in Rubygems and we've vendored" do
Rails.vendor_rails = true
Rails::Initializer.run { |c| c.frameworks = [] }
%w(rails activesupport activerecord actionpack actionmailer activeresource).each do |stub|
gem_spec = Gem.loaded_specs[stub]
assert_equal Gem::Version.new(Rails::VERSION::STRING), gem_spec.version
assert_equal stub, gem_spec.name
assert_equal "", gem_spec.loaded_from
end
end
test "doesn't replace gem specs that are already loaded" do
Rails.vendor_rails = true
Gem.loaded_specs["rails"] = Gem::Specification.new do |s|
s.name = "rails"
s.version = Rails::VERSION::STRING
s.loaded_from = "/foo/bar/baz"
end
Rails::Initializer.run { |c| c.frameworks = [] }
assert_equal "/foo/bar/baz", Gem.loaded_specs["rails"].loaded_from
%w(activesupport activerecord actionpack actionmailer activeresource).each do |stub|
gem_spec = Gem.loaded_specs[stub]
assert_equal Gem::Version.new(Rails::VERSION::STRING), gem_spec.version
assert_equal stub, gem_spec.name
assert_equal "", gem_spec.loaded_from
end
end
end
end
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