Esempio n. 1
0
func TestUtilityBinaryRelation(t *testing.T) {
	s := set.New()

	s.Add("one")
	s.Add("two")
	s.Add("three")

	ub := NewUtilityBinaryRelationOn(s, u)

	if !relation.Reflexive(ub) {
		t.Errorf("Our UtilityBinaryRelation should be reflexive")
	}

	if !relation.Complete(ub) {
		t.Errorf("Our UtilityBinaryRelation should be complete")
	}

	if !relation.Transitive(ub) {
		t.Errorf("Our UtilityBinaryRelation should be transitive")
	}

	if !Rational(Preference(ub)) {
		t.Errorf("Our UtilityBinaryRelation should be rational! -- von Neumann-Morgenstern")
	}
}
func BenchmarkTransitive(b *testing.B) {
	for n := 0; n < b.N; n++ {
		if relation.Transitive(lessEqual) != true {
			b.Fatalf("The less than or equal to relation should be transitive")
		}
	}
}