gitlab.com/jokerrs1/Sia@v1.3.2/siatest/testhelpers.go (about)

     1  package siatest
     2  
     3  import "github.com/NebulousLabs/fastrand"
     4  
     5  // Fuzz returns 0, 1 or -1. This can be used to test for random off-by-one
     6  // errors in the code. For example fuzz can be used to create a File that is
     7  // either sector aligned or off-by-one.
     8  func Fuzz() int {
     9  	// Intn(3) creates a number of the set [0,1,2]. By subtracting 1 we end up
    10  	// with a number of the set [-1,0,1].
    11  	return fastrand.Intn(3) - 1
    12  }