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weighted_state_traverser_test.cpp
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weighted_state_traverser_test.cpp
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//
// keyvi - A key value store.
//
// Copyright 2015 Hendrik Muhs<hendrik.muhs@gmail.com>
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
/*
* weighted_state_traverser_test.cpp
*
* Created on: Jun 3, 2014
* Author: hendrik
*/
#include <boost/test/unit_test.hpp>
#include "dictionary/fsa/generator.h"
#include "dictionary/fsa/automata.h"
#include "dictionary/fsa/traverser_types.h"
#include "dictionary/testing/temp_dictionary.h"
#define ENABLE_TRACING
#include "dictionary/util/trace.h"
namespace keyvi {
namespace dictionary {
namespace fsa {
BOOST_AUTO_TEST_SUITE( WeightedStateTraverserTests )
BOOST_AUTO_TEST_CASE( minimizationoninnerWeights ) {
std::vector<std::pair<std::string, uint32_t>> test_data = {
{ "aabc", 22 },
{ "bbbc", 22 },
{ "bbbd", 444 },
{ "cdabc", 22 },
{ "efdffd", 444 },
{ "xfdebc", 23 },
};
testing::TempDictionary dictionary(test_data);
automata_t f = dictionary.GetFsa();
WeightedStateTraverser s(f);
// we should get 'b' first
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
uint32_t state_id_d_444 = s.GetStateId();
s++;
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
uint32_t state_id_c_22 = s.GetStateId();
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('f', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('f', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('f', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(6, s.GetDepth());
// check minimization
BOOST_CHECK_EQUAL(state_id_d_444, s.GetStateId());
s++;
BOOST_CHECK_EQUAL('x', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('f', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(6, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('a', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('a', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
// check minimization
BOOST_CHECK_EQUAL(state_id_c_22, s.GetStateId());
s++;
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('a', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
// traverser at the end
BOOST_CHECK_EQUAL(0, s.GetStateLabel());
}
BOOST_AUTO_TEST_CASE( weightedTraversal ) {
std::vector<std::pair<std::string, uint32_t>> test_data = {
{ "aabc", 412 },
{ "aabde", 22 },
{ "cdbde", 444 },
{ "cdef", 34 },
{ "cdzzz", 56 },
{ "efde", 23 },
};
testing::TempDictionary dictionary(test_data);
automata_t f = dictionary.GetFsa();
WeightedStateTraverser s(f);
// we should get 'c' first
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('z', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('z', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('z', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('f', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('a', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('a', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('f', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
// traverser at the end
BOOST_CHECK_EQUAL(0, s.GetStateLabel());
}
BOOST_AUTO_TEST_CASE( weightedTraversalWithPrune ) {
std::vector<std::pair<std::string, uint32_t>> test_data = {
{ "aabc", 412 },
{ "aabde", 22 },
{ "cdbde", 444 },
{ "cdef", 34 },
{ "cdzzz", 56 },
{ "efde", 23 },
};
testing::TempDictionary dictionary(test_data);
automata_t f = dictionary.GetFsa();
WeightedStateTraverser s(f);
//WeightedStateTraverser end;
// we should get 'c' first
BOOST_CHECK_EQUAL('c', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('z', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
s.Prune();
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
s.Prune();
s++;
BOOST_CHECK_EQUAL('a', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('a', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('b', s.GetStateLabel());
BOOST_CHECK_EQUAL(3, s.GetDepth());
s++;
s.Prune();
s++;
BOOST_CHECK_EQUAL('d', s.GetStateLabel());
BOOST_CHECK_EQUAL(4, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(5, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('e', s.GetStateLabel());
BOOST_CHECK_EQUAL(1, s.GetDepth());
s++;
BOOST_CHECK_EQUAL('f', s.GetStateLabel());
BOOST_CHECK_EQUAL(2, s.GetDepth());
s++;
s.Prune();
s++;
//BOOST_CHECK(s==end);
}
BOOST_AUTO_TEST_SUITE_END()
} /* namespace fsa */
} /* namespace dictionary */
} /* namespace keyvi */