Boost.Test > Components > The Unit Test Framework > Parameters > The random seed

# The 'build info' parameter

Parameter Name: | random seed for random order of test cases
Environment variable name: | BOOST_TEST_RANDOM
Command line argument name: | random
Acceptable Values: | 0 1 integer value > 1
Description: | positive value makes the framework to run the test cases in random order. Also if this value is greater than 1 it's used as a random seed. In other case random seed is generated based on current time