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42 lines
1.1 KiB
Ruby
42 lines
1.1 KiB
Ruby
require_relative '../../spec_helper'
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require "stringio"
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require_relative 'shared/read'
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require_relative 'shared/sysread'
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describe "StringIO#read_nonblock when passed length, buffer" do
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it_behaves_like :stringio_read, :read_nonblock
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end
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describe "StringIO#read_nonblock when passed length" do
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it_behaves_like :stringio_read_length, :read_nonblock
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end
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describe "StringIO#read_nonblock when passed nil" do
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it_behaves_like :stringio_read_nil, :read_nonblock
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end
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describe "StringIO#read_nonblock when passed length" do
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it_behaves_like :stringio_sysread_length, :read_nonblock
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end
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describe "StringIO#read_nonblock" do
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it "accepts an exception option" do
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stringio = StringIO.new('foo')
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stringio.read_nonblock(3, exception: false).should == 'foo'
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end
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context "when exception option is set to false" do
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context "when the end is reached" do
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it "returns nil" do
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stringio = StringIO.new('')
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stringio << "hello"
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stringio.rewind
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stringio.read_nonblock(5).should == "hello"
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stringio.read_nonblock(5, exception: false).should be_nil
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end
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end
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end
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end
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