+/*
+ This file is a part of libcds - Concurrent Data Structures library
+
+ (C) Copyright Maxim Khizhinsky (libcds.dev@gmail.com) 2006-2016
+
+ Source code repo: http://github.com/khizmax/libcds/
+ Download: http://sourceforge.net/projects/libcds/files/
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice, this
+ list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#ifndef CDSUNIT_SET_TEST_MICHAEL_ITERABLE_H
+#define CDSUNIT_SET_TEST_MICHAEL_ITERABLE_H
+
+#include "test_set_data.h"
+
+namespace cds_test {
+
+ class michael_iterable_set: public container_set_data
+ {
+ protected:
+ template <typename Set>
+ void test( Set& s )
+ {
+ // Precondition: set is empty
+ // Postcondition: set is empty
+
+ EXPECT_TRUE( s.empty() );
+ EXPECT_CONTAINER_SIZE( s, 0 );
+ size_t const nSetSize = kSize;
+
+ typedef typename Set::value_type value_type;
+
+ std::vector< value_type > data;
+ std::vector< size_t> indices;
+ data.reserve( kSize );
+ indices.reserve( kSize );
+ for ( size_t key = 0; key < kSize; ++key ) {
+ data.push_back( value_type( static_cast<int>(key) ) );
+ indices.push_back( key );
+ }
+ shuffle( indices.begin(), indices.end() );
+
+ // insert/find
+ for ( auto idx : indices ) {
+ auto& i = data[idx];
+
+ EXPECT_FALSE( s.contains( i.nKey ) );
+ EXPECT_FALSE( s.contains( i ) );
+ EXPECT_FALSE( s.contains( other_item( i.key() ), other_less()));
+ EXPECT_FALSE( s.find( i.nKey, []( value_type&, int ) {} ));
+ EXPECT_FALSE( s.find( i, []( value_type&, value_type const& ) {} ));
+ EXPECT_FALSE( s.find_with( other_item( i.key()), other_less(), []( value_type&, other_item const& ) {} ));
+ EXPECT_TRUE( s.find( i ) == s.end());
+ EXPECT_TRUE( s.find( i.nKey ) == s.end() );
+ EXPECT_TRUE( s.find_with( other_item( i.key()), other_less()) == s.end() );
+
+ std::pair<bool, bool> updResult;
+
+ std::string str;
+ updResult = s.update( i.key(), []( value_type&, value_type* old )
+ {
+ EXPECT_TRUE( old == nullptr );
+ }, false );
+ EXPECT_FALSE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+
+ switch ( idx % 11 ) {
+ case 0:
+ EXPECT_TRUE( s.insert( i ));
+ EXPECT_FALSE( s.insert( i ));
+ updResult = s.update( i, []( value_type& val, value_type* old)
+ {
+ ASSERT_FALSE( old == nullptr );
+ EXPECT_EQ( val.key(), old->key() );
+ }, false );
+ EXPECT_TRUE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+ break;
+ case 1:
+ EXPECT_TRUE( s.insert( i.key() ));
+ EXPECT_FALSE( s.insert( i.key() ));
+ updResult = s.update( i.key(), []( value_type& val, value_type* old)
+ {
+ ASSERT_FALSE( old == nullptr );
+ EXPECT_EQ( val.key(), old->key() );
+ }, false );
+ EXPECT_TRUE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+ break;
+ case 2:
+ EXPECT_TRUE( s.insert( i, []( value_type& v ) { ++v.nFindCount; } ));
+ EXPECT_FALSE( s.insert( i, []( value_type& v ) { ++v.nFindCount; } ));
+ EXPECT_TRUE( s.find( i.nKey, []( value_type const& v, int key )
+ {
+ EXPECT_EQ( v.key(), key );
+ EXPECT_EQ( v.nFindCount, 1 );
+ }));
+ break;
+ case 3:
+ EXPECT_TRUE( s.insert( i.key(), []( value_type& v ) { ++v.nFindCount; } ));
+ EXPECT_FALSE( s.insert( i.key(), []( value_type& v ) { ++v.nFindCount; } ));
+ EXPECT_TRUE( s.find( i.nKey, []( value_type const& v, int key )
+ {
+ EXPECT_EQ( v.key(), key );
+ EXPECT_EQ( v.nFindCount, 1 );
+ }));
+ break;
+ case 4:
+ updResult = s.update( i, [&i]( value_type& v, value_type* old )
+ {
+ EXPECT_TRUE( old == nullptr );
+ EXPECT_EQ( v.key(), i.key() );
+ ++v.nUpdateNewCount;
+ });
+ EXPECT_TRUE( updResult.first );
+ EXPECT_TRUE( updResult.second );
+
+ updResult = s.update( i, []( value_type& v, value_type* old )
+ {
+ ASSERT_FALSE( old == nullptr );
+ EXPECT_EQ( v.key(), old->key() );
+ EXPECT_EQ( old->nUpdateNewCount, 1 );
+ v.nUpdateNewCount = old->nUpdateNewCount;
+ ++v.nUpdateCount;
+ }, false );
+ EXPECT_TRUE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+
+ EXPECT_TRUE( s.find( i.nKey, []( value_type const& v, int key )
+ {
+ EXPECT_EQ( v.key(), key );
+ EXPECT_EQ( v.nUpdateNewCount, 1 );
+ EXPECT_EQ( v.nUpdateCount, 1 );
+ }));
+ break;
+ case 5:
+ updResult = s.update( i.key(), [&i]( value_type& v, value_type* old )
+ {
+ EXPECT_TRUE( old == nullptr );
+ EXPECT_EQ( v.key(), i.key() );
+ ++v.nUpdateNewCount;
+ });
+ EXPECT_TRUE( updResult.first );
+ EXPECT_TRUE( updResult.second );
+
+ updResult = s.update( i.key(), []( value_type& v, value_type* old )
+ {
+ EXPECT_FALSE( old == nullptr );
+ EXPECT_EQ( v.key(), old->key() );
+ EXPECT_EQ( old->nUpdateNewCount, 1 );
+ v.nUpdateNewCount = old->nUpdateNewCount;
+ ++v.nUpdateCount;
+ }, false );
+ EXPECT_TRUE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+
+ EXPECT_TRUE( s.find( i, []( value_type const& v, value_type const& arg )
+ {
+ EXPECT_EQ( v.key(), arg.key() );
+ EXPECT_EQ( v.nUpdateNewCount, 1 );
+ EXPECT_EQ( v.nUpdateCount, 1 );
+ }));
+ break;
+ case 6:
+ EXPECT_TRUE( s.emplace( i.key()));
+ EXPECT_TRUE( s.find( i, []( value_type const& v, value_type const& arg )
+ {
+ EXPECT_EQ( v.key(), arg.key() );
+ EXPECT_EQ( v.nVal, arg.nVal );
+ }));
+ break;
+ case 7:
+ str = "Hello!";
+ EXPECT_TRUE( s.emplace( i.key(), std::move( str )));
+ EXPECT_TRUE( str.empty());
+ EXPECT_TRUE( s.find( i, []( value_type const& v, value_type const& arg )
+ {
+ EXPECT_EQ( v.key(), arg.key() );
+ EXPECT_EQ( v.nVal, arg.nVal );
+ EXPECT_EQ( v.strVal, std::string( "Hello!" ));
+ } ));
+ break;
+ case 8:
+ str = "Hello!";
+ EXPECT_TRUE( s.insert( value_type( i.key(), std::move( str ))) );
+ EXPECT_TRUE( str.empty() );
+ EXPECT_TRUE( s.find( i, []( value_type const& v, value_type const& arg )
+ {
+ EXPECT_EQ( v.key(), arg.key() );
+ EXPECT_EQ( v.nVal, arg.nVal );
+ EXPECT_EQ( v.strVal, std::string( "Hello!" ) );
+ } ) );
+ break;
+ case 9:
+ updResult = s.upsert( i.key(), false );
+ EXPECT_FALSE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+
+ updResult = s.upsert( i.key());
+ EXPECT_TRUE( updResult.first );
+ EXPECT_TRUE( updResult.second );
+
+ updResult = s.upsert( i.key(), false );
+ EXPECT_TRUE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+
+ EXPECT_TRUE( s.find( i, []( value_type const& v, value_type const& arg )
+ {
+ EXPECT_EQ( v.key(), arg.key() );
+ } ) );
+ break;
+ case 10:
+ updResult = s.upsert( i, false );
+ EXPECT_FALSE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+
+ updResult = s.upsert( i );
+ EXPECT_TRUE( updResult.first );
+ EXPECT_TRUE( updResult.second );
+
+ updResult = s.upsert( i, false );
+ EXPECT_TRUE( updResult.first );
+ EXPECT_FALSE( updResult.second );
+
+ EXPECT_TRUE( s.find( i, []( value_type const& v, value_type const& arg )
+ {
+ EXPECT_EQ( v.key(), arg.key() );
+ } ) );
+ break;
+ default:
+ // forgot anything?..
+ EXPECT_TRUE( false );
+ }
+
+ EXPECT_TRUE( s.contains( i.nKey ) );
+ EXPECT_TRUE( s.contains( i ) );
+ EXPECT_TRUE( s.contains( other_item( i.key() ), other_less() ) );
+ EXPECT_TRUE( s.find( i.nKey, []( value_type&, int ) {} ) );
+ EXPECT_TRUE( s.find( i, []( value_type&, value_type const& ) {} ) );
+ EXPECT_TRUE( s.find_with( other_item( i.key() ), other_less(), []( value_type&, other_item const& ) {} ) );
+ EXPECT_FALSE( s.find( i.nKey ) == s.end());
+ EXPECT_FALSE( s.find( i ) == s.end() );
+ EXPECT_FALSE( s.find_with( other_item( i.key() ), other_less()) == s.end() );
+ }
+
+ EXPECT_FALSE( s.empty() );
+ EXPECT_CONTAINER_SIZE( s, nSetSize );
+
+ // erase
+ shuffle( indices.begin(), indices.end() );
+ for ( auto idx : indices ) {
+ auto& i = data[idx];
+
+ EXPECT_TRUE( s.contains( i.nKey ) );
+ EXPECT_TRUE( s.contains( i ) );
+ EXPECT_TRUE( s.contains( other_item( i.key() ), other_less() ) );
+ EXPECT_TRUE( s.find( i.nKey, []( value_type& v, int )
+ {
+ v.nFindCount = 1;
+ }));
+ EXPECT_TRUE( s.find( i, []( value_type& v, value_type const& )
+ {
+ EXPECT_EQ( ++v.nFindCount, 2 );
+ }));
+ EXPECT_TRUE( s.find_with( other_item( i.key() ), other_less(), []( value_type& v, other_item const& )
+ {
+ EXPECT_EQ( ++v.nFindCount, 3 );
+ }));
+
+ int nKey = i.key() - 1;
+ switch ( idx % 6 ) {
+ case 0:
+ EXPECT_TRUE( s.erase( i.key()));
+ EXPECT_FALSE( s.erase( i.key()));
+ break;
+ case 1:
+ EXPECT_TRUE( s.erase( i ));
+ EXPECT_FALSE( s.erase( i ));
+ break;
+ case 2:
+ EXPECT_TRUE( s.erase_with( other_item( i.key()), other_less()));
+ EXPECT_FALSE( s.erase_with( other_item( i.key() ), other_less() ) );
+ break;
+ case 3:
+ EXPECT_TRUE( s.erase( i.key(), [&nKey]( value_type const& v )
+ {
+ nKey = v.key();
+ } ));
+ EXPECT_EQ( i.key(), nKey );
+
+ nKey = i.key() - 1;
+ EXPECT_FALSE( s.erase( i.key(), [&nKey]( value_type const& v )
+ {
+ nKey = v.key();
+ } ));
+ EXPECT_EQ( i.key(), nKey + 1 );
+ break;
+ case 4:
+ EXPECT_TRUE( s.erase( i, [&nKey]( value_type const& v )
+ {
+ nKey = v.key();
+ } ));
+ EXPECT_EQ( i.key(), nKey );
+
+ nKey = i.key() - 1;
+ EXPECT_FALSE( s.erase( i, [&nKey]( value_type const& v )
+ {
+ nKey = v.key();
+ } ));
+ EXPECT_EQ( i.key(), nKey + 1 );
+ break;
+ case 5:
+ EXPECT_TRUE( s.erase_with( other_item( i.key()), other_less(), [&nKey]( value_type const& v )
+ {
+ nKey = v.key();
+ } ));
+ EXPECT_EQ( i.key(), nKey );
+
+ nKey = i.key() - 1;
+ EXPECT_FALSE( s.erase_with( other_item( i.key()), other_less(), [&nKey]( value_type const& v )
+ {
+ nKey = v.key();
+ } ));
+ EXPECT_EQ( i.key(), nKey + 1 );
+ break;
+ }
+
+ EXPECT_FALSE( s.contains( i.nKey ) );
+ EXPECT_FALSE( s.contains( i ) );
+ EXPECT_FALSE( s.contains( other_item( i.key() ), other_less()));
+ EXPECT_FALSE( s.find( i.nKey, []( value_type&, int ) {} ));
+ EXPECT_FALSE( s.find( i, []( value_type&, value_type const& ) {} ));
+ EXPECT_FALSE( s.find_with( other_item( i.key()), other_less(), []( value_type&, other_item const& ) {} ));
+ }
+ EXPECT_TRUE( s.empty() );
+ EXPECT_CONTAINER_SIZE( s, 0 );
+
+
+ // clear
+ for ( auto& i : data ) {
+ EXPECT_TRUE( s.insert( i ) );
+ }
+
+ EXPECT_FALSE( s.empty() );
+ EXPECT_CONTAINER_SIZE( s, nSetSize );
+
+ s.clear();
+
+ EXPECT_TRUE( s.empty() );
+ EXPECT_CONTAINER_SIZE( s, 0 );
+
+ EXPECT_TRUE( s.begin() == s.end() );
+ EXPECT_TRUE( s.cbegin() == s.cend() );
+ }
+ };
+
+} // namespace cds_test
+
+#endif // CDSUNIT_SET_TEST_MICHAEL_ITERABLE_H
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