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describe :stringio_readchar, shared: true do
before :each do
@io = StringIO.new("example")
end
it "correctly updates the current position" do
@io.send(@method)
@io.pos.should == 1
@io.send(@method)
@io.pos.should == 2
end
it "raises an EOFError when self is at the end" do
@io.pos = 7
-> { @io.send(@method) }.should raise_error(EOFError)
end
end
describe :stringio_readchar_not_readable, shared: true do
it "raises an IOError" do
io = StringIO.new("a b c d e", "w")
-> { io.send(@method) }.should raise_error(IOError)
io = StringIO.new("a b c d e")
io.close_read
-> { io.send(@method) }.should raise_error(IOError)
end
end
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