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2dca35b9b1
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64571 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
48 lines
1.5 KiB
Ruby
48 lines
1.5 KiB
Ruby
require_relative '../../spec_helper'
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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 "returns a File object with the right offset" do
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ruby_exe(fixture(__FILE__, "data_offset.rb")).should == "File\n121\n"
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end
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it "is set even if there is no data after __END__" do
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ruby_exe(fixture(__FILE__, "empty_data.rb")).should == "31\n\"\"\n"
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end
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it "is set even if there is no newline after __END__" do
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path = tmp("no_newline_data.rb")
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code = File.binread(fixture(__FILE__, "empty_data.rb"))
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touch(path) { |f| f.write code.chomp }
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begin
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ruby_exe(path).should == "30\n\"\"\n"
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ensure
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rm_r path
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end
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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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