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describe :argf_each_char, :shared => true do
before :each do
@file1_name = fixture __FILE__, "file1.txt"
@file2_name = fixture __FILE__, "file2.txt"
@chars = []
File.read(@file1_name).each_char { |c| @chars << c }
File.read(@file2_name).each_char { |c| @chars << c }
end
after :each do
ARGF.close unless ARGF.closed?
end
it "yields each char of all streams to the passed block" do
argv [@file1_name, @file2_name] do
chars = []
ARGF.send(@method) { |c| chars << c }
chars.should == @chars
end
end
it "returns self when passed a block" do
argv [@file1_name, @file2_name] do
ARGF.send(@method) {}.should equal(ARGF)
end
end
it "returns an Enumerator when passed no block" do
argv [@file1_name, @file2_name] do
enum = ARGF.send(@method)
enum.should be_an_instance_of(enumerator_class)
chars = []
enum.each { |c| chars << c }
chars.should == @chars
end
end
end
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