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test int edge case 0111 1111 is -64

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ChillerDragon 2024-02-18 15:40:36 +08:00
parent 43c34fb0eb
commit 7c921f07ac
1 changed files with 6 additions and 1 deletions
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7
spec/05_unpacker_spec.rb
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@ -164,7 +164,12 @@ describe 'Unpacker', :unpacker do
expect(u.get_int).to eq(64)
end
it 'Should unpack 1100 0000 0000 0001 to -65' do
it 'Should unpack 0111 1111 to -64 (last single)' do
u = Unpacker.new(['01111111'.to_i(2)])
expect(u.get_int).to eq(-64)
end
it 'Should unpack 1100 0000 0000 0001 to -65 (first multi)' do
u = Unpacker.new(['11000000'.to_i(2), '00000001'.to_i(2)])
expect(u.get_int).to eq(-65)
end