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Contents
# encoding: binary
require File.expand_path('../../spec_helper', __FILE__)
module AMQ
describe Hacks do
context "64-bit big-endian packing / unpacking" do
let(:examples) {
{
0x0000000000000000 => "\x00\x00\x00\x00\x00\x00\x00\x00",
0x000000000000000A => "\x00\x00\x00\x00\x00\x00\x00\x0A",
0x00000000000000A0 => "\x00\x00\x00\x00\x00\x00\x00\xA0",
0x000000000000B0A0 => "\x00\x00\x00\x00\x00\x00\xB0\xA0",
0x00000000000CB0AD => "\x00\x00\x00\x00\x00\x0C\xB0\xAD",
0x8BADF00DDEFEC8ED => "\x8B\xAD\xF0\x0D\xDE\xFE\xC8\xED",
0x0D15EA5EFEE1DEAD => "\x0D\x15\xEA\x5E\xFE\xE1\xDE\xAD",
0xDEADBEEFDEADBABE => "\xDE\xAD\xBE\xEF\xDE\xAD\xBA\xBE"
}
}
describe ".pack_64_big_endian" do
it "packs integers into big-endian string" do
examples.each do |key, value|
described_class.pack_64_big_endian(key).should == value
end
end
end
describe ".unpack_64_big_endian" do
it "should unpack string representation into integer" do
examples.each do |key, value|
described_class.unpack_64_big_endian(value)[0].should == key
end
end
end
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems