public void Add_WhenTerminalIsNotInSet_AddTerminalToSet()
{
// Arrange:
var ts = new TerminalSet();
const string terminal = "t";
// Act:
ts.Add(terminal);
// Assert:
Assert.AreEqual(1, ts.AsEnumerable().Count());
Assert.IsTrue(ts.AsEnumerable().Contains(terminal));
}
public void Union_WhenTwoSets_ReturnsUnionOfSets(string[] set1, string[] set2, string[] expected)
{
// Arrange:
var ts1 = new TerminalSet();
foreach (var terminal in set1)
{
ts1.Add(terminal);
}
var ts2 = new TerminalSet();
foreach (var terminal in set2)
{
ts2.Add(terminal);
}
// Act:
ts1.Union(ts2, false);
// Assert:
Assert.That(ts1.AsEnumerable(), Is.EquivalentTo(expected));
}