cpp/test/reader/expression_test.cc

/*
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 * 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
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 */

#include "reader/expression.h"

#include <gtest/gtest.h>

#include <vector>

namespace storage {

TEST(QueryExpressionTest, EmptySelectedSeriesReturnsNull) {
    QueryExpression query_expression;
    std::vector<Path> selected_series;
    Expression* expression = new Expression(
        OR_EXPR, new Expression(GLOBALTIME_EXPR, static_cast<Filter*>(nullptr)),
        new Expression(SERIES_EXPR, Path(), static_cast<Filter*>(nullptr)));

    EXPECT_EQ(query_expression.optimize(expression, selected_series), nullptr);

    delete expression;
}

}  // namespace storage