package twentyone

import "testing"

func Test_loading_list(t *testing.T) {
	l := list{}
	err := l.load("sample.txt")
	if err != nil {
		t.Logf(err.Error())
		t.FailNow()
	}

	foods := len(l.foods)
	if foods != 4 {
		t.Logf("Expected 4 foods, found %d", foods)
		t.FailNow()
	}

	ingredients := len(l.possibleIngredientAllergens)
	if ingredients != 7 {
		t.Logf("Expected 7 ingredients, found %d", ingredients)
		t.FailNow()
	}
}

func Test_find_allergenfree(t *testing.T) {
	l := list{}
	err := l.load("sample.txt")
	if err != nil {
		t.Logf(err.Error())
		t.FailNow()
	}

	l.isolateIngredientAllergens()
	count, ingredients := l.countAllergenFreeAppearances()
	if count != 5 {
		t.Logf("Expected 5 allergen free ingredients, got %d %v", count, ingredients)
		t.FailNow()
	}
}