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25 lines
765 B
Ruby
25 lines
765 B
Ruby
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describe :argf_fileno, shared: true do
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before :each do
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@file1 = fixture __FILE__, "file1.txt"
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@file2 = fixture __FILE__, "file2.txt"
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end
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# NOTE: this test assumes that fixtures files have two lines each
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it "returns the current file number on each file" do
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argf [@file1, @file2] do
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result = []
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# returns first current file even when not yet open
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result << @argf.send(@method) while @argf.gets
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# returns last current file even when closed
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result.map { |d| d.class }.should == [Fixnum, Fixnum, Fixnum, Fixnum]
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end
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end
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it "raises an ArgumentError when called on a closed stream" do
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argf [@file1] do
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@argf.read
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lambda { @argf.send(@method) }.should raise_error(ArgumentError)
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end
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end
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end
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