libraries/ostrich/backend/test/PersistenceTest.cc

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. The ASF licenses this file
 * to you 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.
 */
#include "persistence/base_persistence.h"

#include "gtest/gtest.h"
#include "gmock/gmock.h"

#include "model/rdf_operators.h"

namespace marmotta {
namespace persistence {
namespace test {

bool keysEqual(const char* key1, const char* key2) {
    return memcmp(key1, key2, 4 * kKeyLength) == 0;
}

bool keysNotEqual(const char* key1, const char* key2) {
    return memcmp(key1, key2, 4 * kKeyLength) != 0;
}

bool lessThan(const char* key1, const char* key2) {
    return memcmp(key1, key2, 4 * kKeyLength) < 0;
}

// Test that the keys generated for different statements are also different.
TEST(KeyTest, StatementsDiffer) {
    rdf::Statement stmt1(rdf::URI("http://example.com/s1"), rdf::URI("http://example.com/p1"),
                         rdf::URI("http://example.com/o1"));
    rdf::Statement stmt2(rdf::URI("http://example.com/s2"), rdf::URI("http://example.com/p2"),
                         rdf::URI("http://example.com/o2"));

    Key key1(stmt1.getMessage());
    Key key2(stmt2.getMessage());

    for (auto t : {SPOC, CSPO, OPSC, PCOS}) {
        char* k1 = key1.Create(t);
        char* k2 = key2.Create(t);
        EXPECT_PRED2(keysNotEqual, k1, k2);
        delete[] k1;
        delete[] k2;
    }
}

// Test that the upper and lower bound of a range over context are different.
TEST(KeyTest, BoundsDiffer) {
    rdf::Statement stmt(rdf::URI("http://example.com/s1"), rdf::URI("http://example.com/p1"),
                         rdf::URI("http://example.com/o1"));

    Key key(stmt.getMessage());

    for (auto t : {SPOC, CSPO, OPSC, PCOS}) {
        char* k1 = key.Create(t, LOWER);
        char* k2 = key.Create(t, UPPER);
        EXPECT_PRED2(keysNotEqual, k1, k2);
        EXPECT_PRED2(lessThan, k1, k2);
        delete[] k1;
        delete[] k2;
    }
}


}  // namespace test
}  // namespace persistence
}  // namespace marmotta