require 'test/test_helper' class ByteBufferTest < Test::Unit::TestCase def setup @buf = ByteBuffer.new end def test_nil_get_returns_one_byte @buf.put_array([1, 2, 3, 4]) @buf.rewind assert_equal 1, @buf.get end def test_one_get_returns_array_length_one @buf.put_array([1, 2, 3, 4]) @buf.rewind assert_equal [1], @buf.get(1) end def test_zero_get_returns_empty_array @buf.put_array([1, 2, 3, 4]) @buf.rewind assert_equal [], @buf.get(0) end def test_empty assert_equal 0, @buf.length end def test_length @buf.put_int 3 assert_equal 4, @buf.length end def test_default_order assert_equal :little_endian, @buf.order end def test_long_length @buf.put_long 1027 assert_equal 8, @buf.length end def test_get_long @buf.put_long 1027 @buf.rewind assert_equal 1027, @buf.get_long end def test_get_double @buf.put_double 41.2 @buf.rewind assert_equal 41.2, @buf.get_double end def test_rewrite @buf.put_int(0) @buf.rewind @buf.put_int(1027) assert_equal 4, @buf.length @buf.rewind assert_equal 1027, @buf.get_int assert_equal 4, @buf.position end def test_prepend_byte_buffer @buf.put_int(4) new_buf = ByteBuffer.new([5, 0, 0, 0]) @buf.prepend!(new_buf) assert_equal [5, 0, 0, 0, 4, 0, 0, 0], @buf.to_a end def test_append_byte_buffer @buf.put_int(4) new_buf = ByteBuffer.new([5, 0, 0, 0]) @buf.append!(new_buf) assert_equal [4, 0, 0, 0, 5, 0, 0, 0], @buf.to_a end end