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28 lines
849 B
Ruby
28 lines
849 B
Ruby
require 'scanf'
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describe :scanf_io_block_scanf, shared: true do
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before :each do
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@data = File.open(fixture(__FILE__, 'date.txt'), 'r')
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end
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after :each do
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@data.close unless @data.closed?
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end
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it "passes each match to the block as an array" do
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res = @data.send(@method, "%s%d") { |name, year| "#{name} was born in #{year}." }
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res.should == ["Beethoven was born in 1770.", "Bach was born in 1685.", "Handel was born in 1685."]
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end
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it "keeps scanning the input and cycling back to the beginning of the input string" do
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a = []
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@data.send(@method, "%s"){|w| a << w}
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a.should == [["Beethoven"], ["1770"], ["Bach"], ["1685"], ["Handel"], ["1685"]]
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end
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it "returns an empty array when a wrong specifier is passed" do
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a = []
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@data.send(@method, "%z"){|w| a << w}
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a.empty?.should be_true
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end
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end
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