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);
}
public void GetLinesFromBackreferenceBlockTest()
{
Dictionary<int, string> groupValues = new Dictionary<int,string>();
var input = "\0\0'";
int groupId = 1;
var visitor1 = new BuilderRegexVisitor(0, input, groupValues, null);
groupValues[groupId] = "ab";
var backreferenceBlock = new BackreferenceBlock(groupId);
string[] expectedLines = new string[] { "ab" };
CheckVisitorResult(visitor1, backreferenceBlock, expectedLines);
groupValues[groupId] = "abc";
var visitor2 = new BuilderRegexVisitor(0, input, groupValues, null);
CheckVisitorResult(visitor2, backreferenceBlock, Enumerable.Empty<string>());
}
public void GetLinesFromAnyCharacterBlockTest()
{
var input = "\0";
var visitor1 = new BuilderRegexVisitor(0, input, null, null);
var block = new AnyCharacterBlock();
var expectedLines = new List<string>();
for (char c = 'a'; c < 'z'; c++)
expectedLines.Add(c.ToString());
CheckVisitorResult(visitor1, block, expectedLines);
input = "a";
var visitor2 = new BuilderRegexVisitor(0, input, null, null);
CheckVisitorResult(visitor2, block, new[] { "a" });
}
public void GetLinesFromExclusiveSetBlockTest()
{
var input = "\0";
var visitor1 = new BuilderRegexVisitor(0, input, null, null);
var characters = "abc";
var exclusiveSetBlock = new ExclusiveSetBlock(characters);
List<string> expectedLines = new List<string>();
for (char c = 'a'; c < 'z'; c++)
{
if (characters.IndexOf(c) == -1)
expectedLines.Add(c.ToString());
}
CheckVisitorResult(visitor1, exclusiveSetBlock, expectedLines);
input = "a";
var visitor2 = new BuilderRegexVisitor(0, input, null, null);
CheckVisitorResult(visitor2, exclusiveSetBlock, Enumerable.Empty<string>());
input = "d";
var visitor3 = new BuilderRegexVisitor(0, input, null, null);
CheckVisitorResult(visitor3, exclusiveSetBlock, new[] { "d" });
}
private void CheckVisitorResult(BuilderRegexVisitor visitor, RegexBlock block, IEnumerable<string> expectedLines)
{
visitor.Visit(block);
var lines = visitor.Result;
CollectionAssert.AreEquivalent(expectedLines.ToList(), lines.ToList());
}
public void GetLinesFromTextBlockTest()
{
var visitor1 = new BuilderRegexVisitor(0, "\0", null, null);
var textBlock = new TextBlock("a");
CheckVisitorResult(visitor1, textBlock, new[] { "a" });
var visitor2 = new BuilderRegexVisitor(1, "\0", null, null);
CheckVisitorResult(visitor2, textBlock, Enumerable.Empty<string>());
// Text block longer than symbols that remain unfilled.
textBlock = new TextBlock("aa");
var visitor3 = new BuilderRegexVisitor(0, "\0", null, null);
CheckVisitorResult(visitor3, textBlock, Enumerable.Empty<string>());
var input = "aa";
var visitor4 = new BuilderRegexVisitor(0, input, null, null);
CheckVisitorResult(visitor4, textBlock, new[] { "aa" });
var visitor5 = new BuilderRegexVisitor(0, input, null, null);
textBlock = new TextBlock("ab");
CheckVisitorResult(visitor5, textBlock, Enumerable.Empty<string>());
}
