ClickHouse/dbms/tests/performance/float_parsing.xml

<test>
    <type>once</type>
    <tags>
        <tag>long</tag>
    </tags>

    <stop_conditions>
        <all_of>
            <total_time_ms>10000</total_time_ms>
        </all_of>
        <any_of>
            <average_speed_not_changing_for_ms>5000</average_speed_not_changing_for_ms>
            <total_time_ms>20000</total_time_ms>
        </any_of>
    </stop_conditions>


    <substitutions>
       <substitution>
           <name>expr</name>
           <values>
               <value>toString(1 / rand())</value>
               <value>toString(rand() / 0xFFFFFFFF)</value>
               <value>toString(0xFFFFFFFF / rand())</value>
               <value>toString(number)</value>
               <value>toString(number % 10)</value>
               <value>toString(rand())</value>
               <value>toString(rand64())</value>
               <value>concat(toString(rand(1)), '.', toString(rand(2)))</value>
               <value>concat(toString(rand(1)), 'e', toString(rand(2) % 100))</value>
               <value>concat(toString(rand64(1)), toString(rand64(2)), toString(rand64(3)))</value>
           </values>
       </substitution>
    </substitutions>

    <query>SELECT count() FROM system.numbers WHERE NOT ignore(toFloat64({expr}))</query>
</test>