public void MutationShouldNotContainOriginalNodesPrefixInDescription()
{
// Arrange
var prefix = new CommentGroupNode("This is a comment.");
var startOfLineNode = new StartOfLineNode()
{
Prefix = prefix
};
var childNodes = new List <RegexNode>
{
startOfLineNode,
new CharacterNode('a'),
new CharacterNode('b'),
new CharacterNode('c')
};
var rootNode = new ConcatenationNode(childNodes);
var target = new AnchorRemovalMutator();
// Act
var result = target.ApplyMutations(startOfLineNode, rootNode);
// Assert
var mutation = result.ShouldHaveSingleItem();
mutation.OriginalNode.ShouldBe(startOfLineNode);
mutation.ReplacementNode.ShouldBeNull();
mutation.ReplacementPattern.ShouldBe("(?#This is a comment.)abc");
mutation.DisplayName.ShouldBe("Regex anchor removal mutation");
mutation.Description.ShouldBe("Anchor \"^\" was removed at offset 22.");
}
public void ToStringShouldReturnCaret()
{
// Arrange
var target = new StartOfLineNode();
// Act
var result = target.ToString();
// Assert
result.ShouldBe("^");
}
public void ToStringOnStartOfLineNodeWithPrefixShouldReturnCommentBeforeCaret()
{
// Arrange
var comment = new CommentGroupNode("This is a comment.");
var target = new StartOfLineNode()
{
Prefix = comment
};
// Act
var result = target.ToString();
// Assert
result.ShouldBe("(?#This is a comment.)^");
}