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2cb3834bbb
Beast.WebSocket provides developers with a robust WebSocket implementation built on Boost.Asio with a consistent asynchronous model using a modern C++ approach.
98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
//
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// Copyright (c) 2013-2016 Vinnie Falco (vinnie dot falco at gmail dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// Test that header file is self-contained.
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#include <beast/asio/consuming_buffers.h>
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#include <beast/unit_test/suite.h>
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#include <boost/asio/buffer.hpp>
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#include <string>
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namespace beast {
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namespace asio {
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namespace test {
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class consuming_buffers_test : public unit_test::suite
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{
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public:
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template<class ConstBufferSequence>
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static
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std::string
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to_string(ConstBufferSequence const& bs)
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{
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using boost::asio::buffer_cast;
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using boost::asio::buffer_size;
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std::string s;
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s.reserve(buffer_size(bs));
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for(auto const& b : bs)
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s.append(buffer_cast<char const*>(b),
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buffer_size(b));
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return s;
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}
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void testBuffers()
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{
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using boost::asio::buffer;
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using boost::asio::const_buffer;
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char buf[12];
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std::string const s = "Hello, world";
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expect(s.size() == sizeof(buf));
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buffer_copy(buffer(buf), buffer(s));
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expect(to_string(buffer(buf)) == s);
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for(std::size_t i = 1; i < 4; ++i) {
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for(std::size_t j = 1; j < 4; ++j) {
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for(std::size_t x = 1; x < 4; ++x) {
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for(std::size_t y = 1; y < 4; ++y) {
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std::size_t k = sizeof(buf) - (i + j);
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std::size_t z = sizeof(buf) - (x + y);
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{
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std::array<const_buffer, 3> bs{{
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const_buffer{&buf[0], i},
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const_buffer{&buf[i], j},
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const_buffer{&buf[i+j], k}}};
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consuming_buffers<decltype(bs)> cb(bs);
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expect(to_string(cb) == s);
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cb.consume(0);
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expect(to_string(cb) == s);
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cb.consume(x);
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expect(to_string(cb) == s.substr(x));
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cb.consume(y);
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expect(to_string(cb) == s.substr(x+y));
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cb.consume(z);
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expect(to_string(cb) == "");
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cb.consume(1);
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expect(to_string(cb) == "");
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}
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}}}}
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}
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void testNullBuffers()
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{
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using boost::asio::buffer_copy;
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using boost::asio::buffer_size;
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using boost::asio::null_buffers;
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consuming_buffers<null_buffers> cb(
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null_buffers{});
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expect(buffer_size(cb) == 0);
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consuming_buffers<null_buffers> cb2(
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null_buffers{});
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expect(buffer_copy(cb2, cb) == 0);
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}
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void run() override
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{
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testBuffers();
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testNullBuffers();
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}
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};
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BEAST_DEFINE_TESTSUITE(consuming_buffers,asio,beast);
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} // test
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} // asio
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} // beast
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