A Hybrid Intelligent Search Algorithm for Automatic Test Data Generation

Table 3

DVO process for and .

Ordering rule	Condition for each variable	Tie encountered?	Ordering result
Domain size	,	Yes (both have the same domain size)
Rank1	Rank1(x1) = 1, Rank1(x2) = 1	Yes (x1 and x2 both have Rank1)
Rank2	Rank2(x1) = 2, Rank2(x2) = ∞	No (x1 has Rank 2 while x2 has infinity)