public void TestApplyWithSpecificFunc()
{
Rule<int> rule = new Rule<int>(new Symbol<int>("A"),
() => Enumerable.Repeat(0, 5).Select((e, i) => (i * 2)).Select(v => new Symbol<int>(v)));
IEnumerable<Symbol<int>> to = rule.Produce();
int[] sequence = to.Select(s => s.Value).ToArray();
int[] expectedSequence = {0, 2, 4, 6, 8};
Assert.AreElementsEqual(expectedSequence, sequence);
}
public void TestProduce()
{
Rule<string> rule = new Rule<string>(new Symbol<string>("A"), new[]
{
new Symbol<string>("a", ""),
new Symbol<string>("b", ""),
new Symbol<string>("c", "")
});
IEnumerable<Symbol<string>> to = rule.Produce();
string[] sequence = to.Select(s => s.Value).ToArray();
string[] expectedSequence = { "a", "b", "c"};
Assert.AreElementsEqual(expectedSequence, sequence);
}