mongo-ruby-driver/test/test_byte_buffer.rb

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$LOAD_PATH[0,0] = File.join(File.dirname(__FILE__), '..', 'lib')
require 'mongo'
require 'test/unit'
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
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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
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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
end