public void SpanOnCommentGroupShouldStartAfter()
{
// Arrange
var comment = new CommentGroupNode("This is a comment.");
var a = new CharacterNode('a');
var b = new CharacterNode('b')
{
Prefix = comment
};
var concat = new ConcatenationNode(new List <RegexNode> {
a, b
});
// Act
var(commentStart, commentLength) = comment.GetSpan();
var(aStart, aLength) = a.GetSpan();
var(bStart, bLength) = b.GetSpan();
var(concatStart, concatLength) = concat.GetSpan();
// Assert
concatStart.ShouldBe(0);
concatLength.ShouldBe(a.ToString().Length + b.ToString().Length);
aStart.ShouldBe(0);
aLength.ShouldBe(1);
commentStart.ShouldBe(1);
commentLength.ShouldBe(comment.ToString().Length);
bStart.ShouldBe(commentStart + commentLength);
bLength.ShouldBe(1);
}
public void ToStringShouldReturnCharAsString()
{
// Arrange
var target = new CharacterNode('a');
// Act
var result = target.ToString();
// Assert
result.ShouldBe("a");
}
public void SpanShouldStartAfterChildNodes()
{
// Arrange
var childNode = new CharacterNode('a');
var target = new QuantifierQuestionMarkNode(childNode);
// Act
var(Start, Length) = target.GetSpan();
// Assert
Start.ShouldBe(childNode.ToString().Length);
Length.ShouldBe(1);
}
public void ToStringOnCharacterNodeWithPrefixShouldReturnPrefixBeforeCharacter()
{
// Arrange
var comment = new CommentGroupNode("This is a comment.");
var target = new CharacterNode('a')
{
Prefix = comment
};
// Act
var result = target.ToString();
// Assert
result.ShouldBe("(?#This is a comment.)a");
}