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// Copyright (c) 2006-2018 Maxim Khizhinsky
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef CDSUNIT_QUEUE_TEST_GENERIC_QUEUE_H
#define CDSUNIT_QUEUE_TEST_GENERIC_QUEUE_H
#include <cds_test/check_size.h>
namespace cds_test {
class generic_queue : public ::testing::Test
{
protected:
template <typename Queue>
void test( Queue& q )
{
typedef typename Queue::value_type value_type;
value_type it;
const size_t nSize = 100;
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
// enqueue/dequeue
for ( size_t i = 0; i < nSize; ++i ) {
it = static_cast<value_type>(i);
ASSERT_TRUE( q.enqueue( it ));
ASSERT_CONTAINER_SIZE( q, i + 1 );
}
ASSERT_FALSE( q.empty());
ASSERT_CONTAINER_SIZE( q, nSize );
for ( size_t i = 0; i < nSize; ++i ) {
it = -1;
ASSERT_TRUE( q.dequeue( it ));
ASSERT_EQ( it, static_cast<value_type>( i ));
ASSERT_CONTAINER_SIZE( q, nSize - i - 1 );
}
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
// push/pop
for ( size_t i = 0; i < nSize; ++i ) {
it = static_cast<value_type>(i);
ASSERT_TRUE( q.push( it ));
ASSERT_CONTAINER_SIZE( q, i + 1 );
}
ASSERT_FALSE( q.empty());
ASSERT_CONTAINER_SIZE( q, nSize );
for ( size_t i = 0; i < nSize; ++i ) {
it = -1;
ASSERT_TRUE( q.pop( it ));
ASSERT_EQ( it, static_cast<value_type>( i ));
ASSERT_CONTAINER_SIZE( q, nSize - i - 1 );
}
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
// push/pop with lambda
for ( size_t i = 0; i < nSize; ++i ) {
it = static_cast<value_type>(i);
ASSERT_NE( it, -1 );
auto f = [&it]( value_type& dest ) { dest = it; it = -1; };
if ( i & 1 )
ASSERT_TRUE( q.enqueue_with( f ));
else
ASSERT_TRUE( q.push_with( f ));
ASSERT_EQ( it, -1 );
ASSERT_CONTAINER_SIZE( q, i + 1 );
}
ASSERT_FALSE( q.empty());
ASSERT_CONTAINER_SIZE( q, nSize );
for ( size_t i = 0; i < nSize; ++i ) {
it = -1;
auto f = [&it]( value_type& src ) { it = src; src = -1; };
if ( i & 1 )
ASSERT_TRUE( q.pop_with( f ));
else
ASSERT_TRUE( q.dequeue_with( f ));
ASSERT_EQ( it, static_cast<value_type>( i ));
ASSERT_CONTAINER_SIZE( q, nSize - i - 1 );
}
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
// clear
for ( size_t i = 0; i < nSize; ++i ) {
ASSERT_TRUE( q.push( static_cast<value_type>(i)));
}
ASSERT_FALSE( q.empty());
ASSERT_CONTAINER_SIZE( q, nSize );
q.clear();
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
// pop from empty queue
it = nSize * 2;
ASSERT_FALSE( q.pop( it ));
ASSERT_EQ( it, static_cast<value_type>( nSize * 2 ));
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
ASSERT_FALSE( q.dequeue( it ));
ASSERT_EQ( it, static_cast<value_type>( nSize * 2 ));
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
}
template <class Queue>
void test_string( Queue& q )
{
std::string str[3];
str[0] = "one";
str[1] = "two";
str[2] = "three";
const size_t nSize = sizeof( str ) / sizeof( str[0] );
// emplace
for ( size_t i = 0; i < nSize; ++i ) {
ASSERT_TRUE( q.emplace( str[i].c_str()));
ASSERT_CONTAINER_SIZE( q, i + 1 );
}
ASSERT_FALSE( q.empty());
ASSERT_CONTAINER_SIZE( q, nSize );
{
std::string s;
auto f = [&s]( std::string& src ) {
ASSERT_FALSE( src.empty());
s = std::move( src );
ASSERT_NE( s, src );
};
for ( size_t i = 0; i < nSize; ++i ) {
if ( i & 1 )
ASSERT_TRUE( q.pop_with( f ));
else
ASSERT_TRUE( q.dequeue_with( f ));
ASSERT_CONTAINER_SIZE( q, nSize - i - 1 );
ASSERT_EQ( s, str[i] );
}
}
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
// move push
for ( size_t i = 0; i < nSize; ++i ) {
std::string s = str[i];
ASSERT_FALSE( s.empty());
if ( i & 1 )
ASSERT_TRUE( q.enqueue( std::move( s )));
else
ASSERT_TRUE( q.push( std::move( s )));
ASSERT_TRUE( s.empty());
ASSERT_CONTAINER_SIZE( q, i + 1 );
}
ASSERT_FALSE( q.empty());
ASSERT_CONTAINER_SIZE( q, nSize );
for ( size_t i = 0; i < nSize; ++i ) {
std::string s;
ASSERT_TRUE( q.pop( s ));
ASSERT_CONTAINER_SIZE( q, nSize - i - 1 );
ASSERT_EQ( s, str[i] );
}
ASSERT_TRUE( q.empty());
ASSERT_CONTAINER_SIZE( q, 0 );
}
};
} // namespace cds_test
#endif // CDSUNIT_QUEUE_TEST_GENERIC_QUEUE_H
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