public void ShouldConvertToStringWithBullet()
{
TerminalsRange predicate;
predicate = new TerminalsRange('a', 'c');
Assert.AreEqual("•[a-c]", predicate.ToString(predicate));
}
public void ShouldEquals()
{
TerminalsRange a, b;
a = new TerminalsRange('a', 'c');
b = new TerminalsRange('a', 'c');
Assert.IsTrue(a.Equals(b));
Assert.IsTrue(b.Equals(a));
}
public void ShouldNotEquals()
{
TerminalsRange a, b;
a = new TerminalsRange('a', 'c');
b = new TerminalsRange('b', 'c');
Assert.IsFalse(a.Equals(b));
Assert.IsFalse(b.Equals(null));
Assert.IsFalse(b.Equals(new AnyTerminal()));
Assert.IsFalse(b.Equals(new EOS()));
}
public void ShouldGetInputs()
{
TerminalsRange predicate;
IInput <char>[] inputs;
predicate = new TerminalsRange('a', 'z');
inputs = predicate.GetInputs().ToArray();
Assert.IsNotNull(inputs);
Assert.AreEqual(1, inputs.Length);
Assert.AreEqual('a', ((TerminalRangeInput)inputs[0]).FirstValue);
Assert.AreEqual('z', ((TerminalRangeInput)inputs[0]).LastValue);
}
public void ShouldNotBuildTerminalRangeSegment()
{
SituationGraphSegmentFactory <char> factory;
ISituationGraph <char> graph;
LexicalRule rule;
MockedSituationEdge capEdge;
TerminalsRange predicate;
capEdge = new MockedSituationEdge();
graph = new SituationGraph <char>();
factory = new SituationGraphSegmentFactory <char>();
predicate = new TerminalsRange('a', 'b');
rule = new LexicalRule()
{
Name = "A", Predicate = predicate
};
Assert.ThrowsException <ArgumentNullException>(() => factory.BuildSegment(null, rule, predicate, capEdge.AsEnumerable()));
Assert.ThrowsException <ArgumentNullException>(() => factory.BuildSegment(graph, null, predicate, capEdge.AsEnumerable()));
Assert.ThrowsException <ArgumentNullException>(() => factory.BuildSegment(graph, rule, null as TerminalsRange, capEdge.AsEnumerable()));
Assert.ThrowsException <ArgumentNullException>(() => factory.BuildSegment(graph, rule, predicate, null));
}
