ClickHouse/dbms/tests/performance/float_formatting.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>

    <main_metric>
        <avg_rows_per_second/>
    </main_metric>

    <substitutions>
       <substitution>
           <name>expr</name>
           <values>
               <value>1 / rand()</value>
               <value>rand() / 0xFFFFFFFF</value>
               <value>0xFFFFFFFF / rand()</value>
               <value>toFloat64(number)</value>
               <value>toFloat64(number % 10)</value>
               <value>toFloat64(rand())</value>
               <value>toFloat64(rand64())</value>
               <value>toFloat32(number)</value>
               <value>toFloat32(number % 10)</value>
               <value>toFloat32(rand())</value>
               <value>toFloat32(rand64())</value>
               <value>reinterpretAsFloat32(reinterpretAsString(rand()))</value>
               <value>reinterpretAsFloat64(reinterpretAsString(rand64()))</value>
           </values>
       </substitution>
    </substitutions>

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