func TestDefuzzify(t *testing.T) {
engine.Fuzzify(testObject)
engine.Infer()
defuzzyOperator = "cog"
engine.Defuzzify()
if !engine.isComputed {
t.Error("Return value not computed...")
}
output := engine.result
expected := -25.3125
if !utilities.CompareEpsilon(output, expected) {
t.Errorf("Expected: %v, got: %v", expected, output)
}
defuzzyOperator = "mm"
engine.Defuzzify()
if !engine.isComputed {
t.Error("Return value not computed...")
}
output = engine.result
expected = -78.75
if !utilities.CompareEpsilon(output, expected) {
t.Errorf("Expected: %v, got: %v", expected, output)
}
}
func TestSinusoidalSetBuilder(t *testing.T) {
var expected = []float64{
0, 0, 0, 0, 0.146447, 0.5, 0.853553, 1, 1, 1, 1, 1, 1, 1, 0.853553, 0.5, 0.146447, 0, 0, 0, 0,
}
function, err := SinusoidalSetBuilder(minSupport, minCore, maxCore, maxSupport)
if err != nil {
t.Error("Error while building the function.")
}
for i, value := range values {
result := function(value)
if !utilities.CompareEpsilon(result, expected[i]) {
t.Errorf("Expected: %v, got: %v", expected[i], result)
}
}
}
func TestBooleanSetBuilder(t *testing.T) {
var expected = []float64{
0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0,
}
function, err := BooleanSetBuilder(minCore, maxCore)
if err != nil {
t.Error("Error while building the function.")
}
for i, value := range values {
result := function(value)
if !utilities.CompareEpsilon(result, expected[i]) {
t.Errorf("Expected: %v, got: %v", expected[i], result)
}
}
}