public void GetPositionsFromInclusiveSetBlockTest()
{
string input = "\0";
var visitor1 = new CheckerRegexVisitor(0, input, null);
var inclusiveSetBlock = new InclusiveSetBlock("abc");
var positions1 = visitor1.GetPositions(inclusiveSetBlock);
positions1.Should().BeEquivalentTo(new[] { 1 });
input = "a";
var visitor2 = new CheckerRegexVisitor(0, input, null);
var positions2 = visitor2.GetPositions(inclusiveSetBlock);
positions2.Should().BeEquivalentTo(new[] { 1 });
input = "d";
var visitor3 = new CheckerRegexVisitor(0, input, null);
var positions3 = visitor3.GetPositions(inclusiveSetBlock);
positions3.Should().BeEmpty();
}
protected override object VisitInclusiveSetBlock(InclusiveSetBlock block)
{
string characters = block.Characters;
int length = _input.Length;
if (_position < length)
{
var currentSymbol = _input[_position];
if (currentSymbol == 0)
{
return new[] { _position + 1 };
}
if (characters.IndexOf(currentSymbol) != -1)
return new[] { _position + 1 };
}
return _errorResult;
}
public void GetLinesFromInclusiveSetBlockTest()
{
var input = "\0";
var visitor1 = new BuilderRegexVisitor(0, input, null, null);
var inclusiveSetBlock = new InclusiveSetBlock("abc");
string[] expectedLines = new string[] { "a", "b", "c" };
CheckVisitorResult(visitor1, inclusiveSetBlock, expectedLines);
input = "a";
var visitor2 = new BuilderRegexVisitor(0, input, null, null);
expectedLines = new string[] { "a" };
CheckVisitorResult(visitor2, inclusiveSetBlock, expectedLines);
}
protected virtual object VisitInclusiveSetBlock(InclusiveSetBlock block)
{
return block;
}
public void ParseTest8()
{
var parser = new RegexParser();
string pattern = "[abc]";
// Expected regular expression
var setBlock = new InclusiveSetBlock("abc");
var groupBlock = new AndGroupBlock(new RegexBlock[] { setBlock });
var expected = new RegularExpression(groupBlock);
var actual = parser.Parse(pattern);
actual.ShouldBeEquivalentTo(expected, options => options.IncludingAllRuntimeProperties());
}
public void ParseTest8()
{
var parser = new RegexParser();
string pattern = "[abc]";
// Expected regular expression
var setBlock = new InclusiveSetBlock("abc");
var groupBlock = new AndGroupBlock(new RegexBlock[] { setBlock });
var expected = new RegularExpression(groupBlock);
var actual = parser.Parse(pattern);
Assert.IsTrue(expected.Equals(actual), "Pattern was parsed incorrectly");
}