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boost_beast/test/core/drain_buffer.cpp

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2017-06-09 17:52:00 -07:00
//
// Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Test that header file is self-contained.
#include <beast/core/drain_buffer.hpp>
#include <beast/core/type_traits.hpp>
#include <beast/unit_test/suite.hpp>
namespace beast {
static_assert(is_dynamic_buffer<drain_buffer>::value,
"DynamicBuffer requirements not met");
class drain_buffer_test : public beast::unit_test::suite
{
public:
void
run() override
{
using boost::asio::buffer_size;
drain_buffer b;
BEAST_EXPECT(buffer_size(b.prepare(0)) == 0);
BEAST_EXPECT(buffer_size(b.prepare(100)) == 100);
try
{
b.prepare(b.max_size() + 1);
fail("", __FILE__, __LINE__);
}
catch(std::length_error const&)
{
pass();
}
b.prepare(10);
BEAST_EXPECT(b.size() == 0);
b.commit(10);
BEAST_EXPECT(b.size() == 0);
b.consume(10);
BEAST_EXPECT(b.size() == 0);
b.consume(1000);
BEAST_EXPECT(b.size() == 0);
}
};
BEAST_DEFINE_TESTSUITE(drain_buffer,core,beast);
} // beast