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# frozen_string_literal: true
RSpec.describe "ruby requirement" do
def locked_ruby_version
Bundler::RubyVersion.from_string(Bundler::LockfileParser.new(File.read(bundled_app_lock)).ruby_version)
end
# As discovered by https://github.com/rubygems/bundler/issues/4147, there is
# no test coverage to ensure that adding a gem is possible with a ruby
# requirement. This test verifies the fix, committed in bfbad5c5.
it "allows adding gems" do
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby "#{RUBY_VERSION}"
gem "rack"
G
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby "#{RUBY_VERSION}"
gem "rack"
gem "rack-obama"
G
expect(the_bundle).to include_gems "rack-obama 1.0"
end
it "allows removing the ruby version requirement" do
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby "~> #{RUBY_VERSION}"
gem "rack"
G
expect(lockfile).to include("RUBY VERSION")
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
gem "rack"
G
expect(the_bundle).to include_gems "rack 1.0.0"
expect(lockfile).not_to include("RUBY VERSION")
end
it "allows changing the ruby version requirement to something compatible" do
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby ">= #{RUBY_VERSION[0..2]}.0"
gem "rack"
G
allow(Bundler::SharedHelpers).to receive(:find_gemfile).and_return(bundled_app_gemfile)
expect(locked_ruby_version).to eq(Bundler::RubyVersion.system)
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby ">= #{RUBY_VERSION}"
gem "rack"
G
expect(the_bundle).to include_gems "rack 1.0.0"
expect(locked_ruby_version).to eq(Bundler::RubyVersion.system)
end
it "allows changing the ruby version requirement to something incompatible" do
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby ">= 1.0.0"
gem "rack"
G
lockfile <<~L
GEM
remote: #{file_uri_for(gem_repo1)}/
specs:
rack (1.0.0)
PLATFORMS
#{lockfile_platforms}
DEPENDENCIES
rack
RUBY VERSION
ruby 2.1.4p422
BUNDLED WITH
#{Bundler::VERSION}
L
allow(Bundler::SharedHelpers).to receive(:find_gemfile).and_return(bundled_app_gemfile)
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby ">= #{RUBY_VERSION[0..2]}.0"
gem "rack"
G
expect(the_bundle).to include_gems "rack 1.0.0"
expect(locked_ruby_version).to eq(Bundler::RubyVersion.system)
end
it "allows requirements with trailing whitespace" do
install_gemfile <<-G
source "#{file_uri_for(gem_repo1)}"
ruby "#{RUBY_VERSION}\\n \t\\n"
gem "rack"
G
expect(the_bundle).to include_gems "rack 1.0.0"
end
it "fails gracefully with malformed requirements" do
install_gemfile <<-G, :raise_on_error => false
source "#{file_uri_for(gem_repo1)}"
ruby ">= 0", "-.\\0"
gem "rack"
G
expect(err).to include("There was an error parsing") # i.e. DSL error, not error template
end
end
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