#include <pthread.h>
#include <thread>
#include <cassert>
#include <brick-hashset>

using namespace brick;

std::atomic< int > isnew( 0 );
hashset::CompactConcurrent< int > set1, set2( set1 );

void *thread( void * )
{
    if ( set2.insert( 1 ).isnew() )
        ++ isnew;
    return nullptr;
}

int main()
{
    set1.insert( 2 );
    set1.insert( 3 );
    set1.insert( 4 );
    set1.insert( 5 );
    set1.insert( 6 );
    set1.insert( 7 );
    set1.insert( 8 );
    int init = set1.capacity();
    // ASSERT_EQ( set1.capacity(), init );

    pthread_t tid;
    pthread_create( &tid, nullptr, thread, nullptr );

    set1.insert( 9 );
    if ( set1.insert( 1 ).isnew() )
        ++ isnew;

    pthread_join( tid, nullptr );
    ASSERT_NEQ( init, set1.capacity() );
    ASSERT_EQ( isnew.load(), 1 );
}