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401b64c4e8
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@62656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
62 lines
1.4 KiB
Ruby
62 lines
1.4 KiB
Ruby
require_relative '../spec_helper'
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describe "Magic comment" do
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it "is optional" do
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eval("__ENCODING__").should be_an_instance_of(Encoding)
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end
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it "determines __ENCODING__" do
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::ASCII_8BIT
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# encoding: ASCII-8BIT
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__ENCODING__
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EOS
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end
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it "is case-insensitive" do
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::ASCII_8BIT
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# CoDiNg: aScIi-8bIt
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__ENCODING__
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EOS
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end
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it "must be at the first line" do
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::US_ASCII
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# encoding: ASCII-8BIT
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__ENCODING__
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EOS
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end
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it "must be the first token of the line" do
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::US_ASCII
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1+1 # encoding: ASCII-8BIT
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__ENCODING__
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EOS
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::ASCII_8BIT
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# encoding: ASCII-8BIT
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__ENCODING__
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EOS
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end
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it "can be after the shebang" do
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::ASCII_8BIT
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#!/usr/bin/ruby -Ku
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# encoding: ASCII-8BIT
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__ENCODING__
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EOS
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end
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it "can take Emacs style" do
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::ASCII_8BIT
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# -*- encoding: ascii-8bit -*-
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__ENCODING__
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EOS
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end
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it "can take vim style" do
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eval(<<EOS.force_encoding("US-ASCII")).should == Encoding::ASCII_8BIT
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# vim: filetype=ruby, fileencoding=ascii-8bit, tabsize=3, shiftwidth=3
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__ENCODING__
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EOS
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end
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end
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