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# encoding: BINARY
require 'helper'
describe EM::WebSocket::MaskedString do
it "should allow reading 4 byte mask and unmasking byte / bytes" do
t = EM::WebSocket::MaskedString.new("\x00\x00\x00\x01\x00\x01\x00\x01")
t.read_mask
t.getbyte(3).should == 0x00
t.getbytes(4, 4).should == "\x00\x01\x00\x00"
t.getbytes(5, 3).should == "\x01\x00\x00"
end
it "should return nil from getbyte if index requested is out of range" do
t = EM::WebSocket::MaskedString.new("\x00\x00\x00\x00\x53")
t.read_mask
t.getbyte(4).should == 0x53
t.getbyte(5).should == nil
end
it "should allow switching masking on and off" do
t = EM::WebSocket::MaskedString.new("\x02\x00\x00\x00\x03")
t.getbyte(4).should == 0x03
t.read_mask
t.getbyte(4).should == 0x01
t.unset_mask
t.getbyte(4).should == 0x03
end
end
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