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require File.expand_path('../../../spec_helper', __FILE__)
describe "The DATA constant" do
it "exists when the main script contains __END__" do
ruby_exe(fixture(__FILE__, "data1.rb")).chomp.should == "true"
end
it "does not exist when the main script contains no __END__" do
ruby_exe("puts Object.const_defined?(:DATA)").chomp.should == 'false'
end
it "does not exist when an included file has a __END__" do
ruby_exe(fixture(__FILE__, "data2.rb")).chomp.should == "false"
end
it "does not change when an included files also has a __END__" do
ruby_exe(fixture(__FILE__, "data3.rb")).chomp.should == "data 3"
end
it "is included in an otherwise empty file" do
ap = fixture(__FILE__, "print_data.rb")
str = ruby_exe(fixture(__FILE__, "data_only.rb"), options: "-r#{ap}")
str.chomp.should == "data only"
end
it "rewinds to the head of the main script" do
ruby_exe(fixture(__FILE__, "data5.rb")).chomp.should == "DATA.rewind"
end
end
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