public void TestAtLeastRendering()
{
RegexQuantifier quantifier1 = RegexQuantifier.AtLeast(5);
Assert.AreEqual("{5,}", quantifier1.ToRegexPattern());
quantifier1.IsLazy = true;
Assert.AreEqual("{5,}?", quantifier1.ToRegexPattern());
RegexQuantifier quantifier2 = RegexQuantifier.Custom(5, null, false);
Assert.AreEqual("{5,}", quantifier2.ToRegexPattern());
quantifier2.IsLazy = true;
Assert.AreEqual("{5,}?", quantifier2.ToRegexPattern());
}
public void TestOneOrMoreRendering()
{
RegexQuantifier quantifier1 = RegexQuantifier.OneOrMore;
Assert.AreEqual("+", quantifier1.ToRegexPattern());
quantifier1.IsLazy = true;
Assert.AreEqual("+?", quantifier1.ToRegexPattern());
RegexQuantifier quantifier2 = RegexQuantifier.AtLeast(1);
Assert.AreEqual("+", quantifier2.ToRegexPattern());
quantifier2.IsLazy = true;
Assert.AreEqual("+?", quantifier2.ToRegexPattern());
RegexQuantifier quantifier3 = RegexQuantifier.Custom(1, null, false);
Assert.AreEqual("+", quantifier3.ToRegexPattern());
quantifier3.IsLazy = true;
Assert.AreEqual("+?", quantifier3.ToRegexPattern());
}
public void TestZeroOrMoreRendering()
{
RegexQuantifier quantifier1 = RegexQuantifier.ZeroOrMore;
Assert.AreEqual("*", quantifier1.ToRegexPattern());
quantifier1.IsLazy = true;
Assert.AreEqual("*?", quantifier1.ToRegexPattern());
RegexQuantifier quantifier2 = RegexQuantifier.AtLeast(0);
Assert.AreEqual("*", quantifier2.ToRegexPattern());
quantifier2.IsLazy = true;
Assert.AreEqual("*?", quantifier2.ToRegexPattern());
RegexQuantifier quantifier3 = RegexQuantifier.Custom(0, null, false);
Assert.AreEqual("*", quantifier3.ToRegexPattern());
quantifier3.IsLazy = true;
Assert.AreEqual("*?", quantifier3.ToRegexPattern());
}
public void TestAtLeastMethodShouldReturnProperObject()
{
RegexQuantifier greedyQuantifier = RegexQuantifier.AtLeast(5);
Assert.AreEqual(5, greedyQuantifier.MinOccurrenceCount);
Assert.AreEqual(null, greedyQuantifier.MaxOccurrenceCount);
Assert.IsFalse(greedyQuantifier.IsLazy);
RegexQuantifier lazyQuantifier1 = RegexQuantifier.AtLeast(5, false);
Assert.AreEqual(5, lazyQuantifier1.MinOccurrenceCount);
Assert.AreEqual(null, lazyQuantifier1.MaxOccurrenceCount);
Assert.IsFalse(lazyQuantifier1.IsLazy);
RegexQuantifier lazyQuantifier2 = RegexQuantifier.AtLeast(5, true);
Assert.AreEqual(5, lazyQuantifier2.MinOccurrenceCount);
Assert.AreEqual(null, lazyQuantifier2.MaxOccurrenceCount);
Assert.IsTrue(lazyQuantifier2.IsLazy);
Assert.AreNotSame(greedyQuantifier, lazyQuantifier1);
Assert.AreNotSame(greedyQuantifier, lazyQuantifier2);
Assert.AreNotSame(lazyQuantifier1, lazyQuantifier2);
}
public void TestAlternationNodeRendering()
{
RegexNodeLiteral literal1 = new RegexNodeLiteral(@"\w*");
RegexNodeLiteral literal2 = new RegexNodeLiteral(@"\d+");
RegexNodeLiteral literal3 = new RegexNodeLiteral(@"\s?");
RegexNodeAlternation alternation1 = new RegexNodeAlternation(literal1, literal2);
Assert.AreEqual(@"(?:\w*|\d+)", alternation1.ToRegexPattern());
RegexNodeAlternation alternation2 = new RegexNodeAlternation(literal1, literal2, literal3);
Assert.AreEqual(@"(?:\w*|\d+|\s?)", alternation2.ToRegexPattern());
RegexNodeAlternation alternation3 = RegexBuilder.Alternate(literal1, literal2);
Assert.AreEqual(@"(?:\w*|\d+)", alternation3.ToRegexPattern());
RegexNodeAlternation alternation4 = RegexBuilder.Alternate(new RegexNode[] { literal1, literal2, literal3 });
Assert.AreEqual(@"(?:\w*|\d+|\s?)", alternation4.ToRegexPattern());
RegexNodeAlternation alternation5 = new RegexNodeAlternation(literal1, literal2);
alternation5.Quantifier = RegexQuantifier.ZeroOrMore;
Assert.AreEqual(@"(?:\w*|\d+)*", alternation5.ToRegexPattern());
RegexNodeAlternation alternation6 = new RegexNodeAlternation(literal1, literal2, literal3);
alternation6.Quantifier = RegexQuantifier.OneOrMore;
Assert.AreEqual(@"(?:\w*|\d+|\s?)+", alternation6.ToRegexPattern());
RegexNodeAlternation alternation7 = RegexBuilder.Alternate(literal1, literal2, RegexQuantifier.ZeroOrOne);
Assert.AreEqual(@"(?:\w*|\d+)?", alternation7.ToRegexPattern());
RegexNodeAlternation alternation8 = RegexBuilder.Alternate(new RegexNode[] { literal1, literal2, literal3 }, RegexQuantifier.AtLeast(5));
Assert.AreEqual(@"(?:\w*|\d+|\s?){5,}", alternation8.ToRegexPattern());
}
