2018-03-04 15:09:32 +00:00
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require_relative '../../spec_helper'
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2017-05-07 12:04:49 +00:00
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describe "The DATA constant" do
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it "exists when the main script contains __END__" do
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ruby_exe(fixture(__FILE__, "data1.rb")).chomp.should == "true"
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end
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it "does not exist when the main script contains no __END__" do
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ruby_exe("puts Object.const_defined?(:DATA)").chomp.should == 'false'
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end
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it "does not exist when an included file has a __END__" do
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ruby_exe(fixture(__FILE__, "data2.rb")).chomp.should == "false"
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end
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it "does not change when an included files also has a __END__" do
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ruby_exe(fixture(__FILE__, "data3.rb")).chomp.should == "data 3"
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end
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it "is included in an otherwise empty file" do
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ap = fixture(__FILE__, "print_data.rb")
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str = ruby_exe(fixture(__FILE__, "data_only.rb"), options: "-r#{ap}")
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str.chomp.should == "data only"
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end
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it "rewinds to the head of the main script" do
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ruby_exe(fixture(__FILE__, "data5.rb")).chomp.should == "DATA.rewind"
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end
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end
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