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# encoding: UTF-8
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
require 'spec_helper'
describe Thrift::Bytes do
if RUBY_VERSION >= '1.9'
describe '.empty_byte_buffer' do
it 'should create an empty buffer' do
b = Thrift::Bytes.empty_byte_buffer
expect(b.length).to eq(0)
expect(b.encoding).to eq(Encoding::BINARY)
end
it 'should create an empty buffer of given size' do
b = Thrift::Bytes.empty_byte_buffer 2
expect(b.length).to eq(2)
expect(b.getbyte(0)).to eq(0)
expect(b.getbyte(1)).to eq(0)
expect(b.encoding).to eq(Encoding::BINARY)
end
end
describe '.force_binary_encoding' do
it 'should change encoding' do
e = 'STRING'.encode('UTF-8')
expect(e.encoding).not_to eq(Encoding::BINARY)
a = Thrift::Bytes.force_binary_encoding e
expect(a.encoding).to eq(Encoding::BINARY)
end
end
describe '.get_string_byte' do
it 'should get the byte at index' do
s = "\x41\x42"
expect(Thrift::Bytes.get_string_byte(s, 0)).to eq(0x41)
expect(Thrift::Bytes.get_string_byte(s, 1)).to eq(0x42)
end
end
describe '.set_string_byte' do
it 'should set byte value at index' do
s = "\x41\x42"
Thrift::Bytes.set_string_byte(s, 0, 0x43)
expect(s.getbyte(0)).to eq(0x43)
expect(s).to eq('CB')
end
end
describe '.convert_to_utf8_byte_buffer' do
it 'should convert UTF-8 String to byte buffer' do
e = "\u20AC".encode('UTF-8') # a string with euro sign character U+20AC
expect(e.length).to eq(1)
a = Thrift::Bytes.convert_to_utf8_byte_buffer e
expect(a.encoding).to eq(Encoding::BINARY)
expect(a.length).to eq(3)
expect(a.unpack('C*')).to eq([0xE2, 0x82, 0xAC])
end
it 'should convert ISO-8859-15 String to UTF-8 byte buffer' do
# Assumptions
e = "\u20AC".encode('ISO-8859-15') # a string with euro sign character U+20AC, then converted to ISO-8859-15
expect(e.length).to eq(1)
expect(e.unpack('C*')).to eq([0xA4]) # euro sign is a different code point in ISO-8859-15
a = Thrift::Bytes.convert_to_utf8_byte_buffer e
expect(a.encoding).to eq(Encoding::BINARY)
expect(a.length).to eq(3)
expect(a.unpack('C*')).to eq([0xE2, 0x82, 0xAC])
end
end
describe '.convert_to_string' do
it 'should convert UTF-8 byte buffer to a UTF-8 String' do
e = [0xE2, 0x82, 0xAC].pack("C*")
expect(e.encoding).to eq(Encoding::BINARY)
a = Thrift::Bytes.convert_to_string e
expect(a.encoding).to eq(Encoding::UTF_8)
expect(a).to eq("\u20AC")
end
end
else # RUBY_VERSION
describe '.empty_byte_buffer' do
it 'should create an empty buffer' do
b = Thrift::Bytes.empty_byte_buffer
expect(b.length).to eq(0)
end
it 'should create an empty buffer of given size' do
b = Thrift::Bytes.empty_byte_buffer 2
expect(b.length).to eq(2)
expect(b[0]).to eq(0)
expect(b[1]).to eq(0)
end
end
describe '.force_binary_encoding' do
it 'should be a no-op' do
e = 'STRING'
a = Thrift::Bytes.force_binary_encoding e
expect(a).to eq(e)
expect(a).to be(e)
end
end
describe '.get_string_byte' do
it 'should get the byte at index' do
s = "\x41\x42"
expect(Thrift::Bytes.get_string_byte(s, 0)).to eq(0x41)
expect(Thrift::Bytes.get_string_byte(s, 1)).to eq(0x42)
end
end
describe '.set_string_byte' do
it 'should set byte value at index' do
s = "\x41\x42"
Thrift::Bytes.set_string_byte(s, 0, 0x43)
expect(s[0]).to eq(0x43)
expect(s).to eq('CB')
end
end
describe '.convert_to_utf8_byte_buffer' do
it 'should be a no-op' do
e = 'STRING'
a = Thrift::Bytes.convert_to_utf8_byte_buffer e
expect(a).to eq(e)
expect(a).to be(e)
end
end
describe '.convert_to_string' do
it 'should be a no-op' do
e = 'STRING'
a = Thrift::Bytes.convert_to_string e
expect(a).to eq(e)
expect(a).to be(e)
end
end
end
end
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