public void TestCommandTypes(string line, Command.CommandType type, string anchor, string subject, string delim, string target)
{
Command command = new Command(line);
Assert.AreEqual(type, command.CommandIs);
Assert.AreEqual(anchor, command.AnchorString);
Assert.AreEqual(subject,command.SubjectString);
}
public string ApplySingleCommand(string line, Command command)
{
_pickup.CollectAllPickupsInLine(line, command);
if (command.CommandIs == Command.CommandType.isAnchoredTemplate || command.CommandIs == Command.CommandType.isTemplate)
return ReplaceMatched(command.SubjectRegex, line, _pickup.ReplacePickupsWithStoredValue(command.ReplacementString));
if (command.CommandIs == Command.CommandType.isAnchoredReplace || command.CommandIs == Command.CommandType.isReplace)
return ReplaceFullLine(command.SubjectRegex, line, _pickup.ReplacePickupsWithStoredValue(command.ReplacementString));
return line;
}
public void CollectAllPickupsInLine(string line, Command command)
{
if (command.IsCaptureInSubjectString) {
Match m = command.SubjectRegex.Match(line);
if ( ! m.Success) return;
foreach (int groupNumber in command.SubjectRegex.GetGroupNumbers()) {
string name = command.SubjectRegex.GroupNameFromNumber(groupNumber);
if (PickupList.ContainsKey(name))
PickupList[name] = m.Groups[groupNumber].Value;
else
PickupList.Add(name, m.Groups[groupNumber].Value);
}
}
}
public List<Command> GetReplacementList()
{
// TODO: Use Strategy pattern to only call regex.Replace when regex present, otherwise call String.Replace.
kgrepMode = RunningAs.ReplaceAll;
String line;
while ((line = sr.ReadLine()) != null) {
line = line.Trim();
// Remove comment lines.
if (line == String.Empty || line.StartsWith(_comment)) {
continue;
}
// Remove any trailing comments.
int i = line.IndexOf(_comment);
if (i >= 0)
line = line.Remove(i);
if (line.ToLower().TrimStart().StartsWith("comment"))
_comment = GetOption(line, "comment");
else if (line.ToLower().TrimStart().StartsWith("delim"))
_delim = GetOption(line, "delim");
else if (line.ToLower().TrimStart().StartsWith("mm"))
MaxReplacements = int.Parse(GetOption(line,"mm"));
else if (line.ToLower().TrimStart().StartsWith("maxreplacements"))
MaxReplacements = int.Parse(GetOption(line, "maxreplacements"));
else if (line.ToLower().TrimStart().StartsWith("ofs")) {
OFS = GetOption(line, "OFS");
OFS = OFS.Replace("\\n", "\n"); // interpret \n on command line as newline
OFS = OFS.Replace("\\t", "\t"); // interpret \t on command line as tab
} else {
Command command = new Command(line, _delim) {OFS = OFS};
if (command.IsValid()) {
CommandList.Add(command);
}
}
}
sr.Close();
if (IsScanner()) kgrepMode = RunningAs.Scanner;
return CommandList;
}
private bool isCandidateForPrinting(string line, Command command)
{
return Regex.IsMatch(line, command.AnchorString);
}
public void WhenNoAnchor_ExpectNoValue()
{
Command command = new Command(" a~b");
Assert.AreEqual("", command.AnchorString);
}
private bool isCandidateForReplacement(string line, Command command)
{
//if (command.CommandIs != Command.CommandType.isAnchoredReplace && command.CommandIs != Command.CommandType.isAnchoredReplace)
// return true;
return Regex.IsMatch(line, command.AnchorString);
}
public void WhenSameCaptureNameReused_ExpectLastValue()
{
Command command = new Command(@"^(?<name>[a-z]+).*?(?<name>[0-9]+)");
Pickup pickup = new Pickup();
pickup.CollectAllPickupsInLine("ab c 45", command);
var results = pickup.ReplacePickupsWithStoredValue("${name}");
Assert.AreEqual("45", results);
}
public void WhenReplacmentSwapsGroups_All_ExpectChange()
{
ReplaceTokens engine = new ReplaceTokens() { sw = new WriteToString() };
List<Command> reps = new List<Command>();
Command command = new Command(@"(\w+)\s(\w+)~$2 $1");
Assert.AreEqual("me from you to", engine.ApplySingleCommand("from me to you", command));
}
public void WhenAnchorAndSubjectInPattern()
{
Command command = new Command("/ hello/ a~b");
Assert.AreEqual("a", command.SubjectString);
}
public void WhenUsingTildaInTargetAndTemplateTarget_ExpectSplitOnTemplate()
{
Command command = new Command("/ hello/ (..) c-> b~dog");
Assert.AreEqual("b~dog", command.ReplacementString);
}
public void WhenUsingTildaInSubjectAndTemplateTarget_ExpectSplitOnTilda()
{
Command command = new Command("/ hello/ a~ c->b");
Assert.AreEqual("a", command.SubjectString);
}
public void WhenSubjectInPatternWIthSpaces()
{
Command command = new Command(" a ~b");
Assert.AreEqual("a", command.SubjectString);
}
public void WhenReplacementInTopattern()
{
Command command = new Command("/ hello/ a~b");
Assert.AreEqual("b", command.ReplacementString);
}
public void WhenOnlySubjectInPattern()
{
Command command = new Command(" a");
Assert.AreEqual("a", command.SubjectString);
}
public void WhenAnchorAndPatternMatches_All_ExpectChange()
{
ReplaceTokens engine = new ReplaceTokens() { sw = new WriteToString() };
Command command = new Command("/today/ you ~ to");
Assert.AreEqual("to and to today", engine.ApplySingleCommand("you and you today", command));
}
public void WhenAnchorMatchesButPatternDoesNot_All_ExpectNoChange()
{
ReplaceTokens engine = new ReplaceTokens() { sw = new WriteToString() };
Command command = new Command("/today/ Joe~to");
Assert.AreEqual("you and you today", engine.ApplySingleCommand("you and you today", command));
}
public void WhenAnchorInTopattern_ExpectAnchor()
{
Command command = new Command("/ hello/ a~b");
Assert.AreEqual(" hello", command.AnchorString);
}
public void WhenSimpleRegex_ExpectSimpleResults(string expected, string line, string input)
{
ReplaceTokens engine = new ReplaceTokens() { sw = new WriteToString() };
Command command = new Command(line);
Assert.AreEqual(expected, engine.ApplySingleCommand(input, command));
}
public void WhenEnclosedQuotesInAnchor_ExpectQuotesRemoved()
{
Command command = new Command("/\" AnchorString \"/ from ~ to");
Assert.AreEqual(" AnchorString ", command.AnchorString);
}
public void WhenGlobPickup_ExpectHeldValue()
{
Command command = new Command(@"a{name}d");
Pickup pickup = new Pickup();
pickup.CollectAllPickupsInLine("ab cd",command);
string results = pickup.ReplacePickupsWithStoredValue("ab${name}");
Assert.AreEqual("abb c", results);
}
public void WhenEnclosedQuotesInFrompattern_ExpectQuotesRemoved()
{
Command command = new Command("\" from \" ~ to");
Assert.AreEqual(" from ", command.SubjectRegex.ToString());
}
public void WhenTwoCapturesGiven_ExpectTwo()
{
Command command = new Command("^(?<name>[a-z]+).*?(?<second>[0-9]+)");
Pickup pickup = new Pickup();
pickup.CollectAllPickupsInLine("ab c 45", command);
var results = pickup.ReplacePickupsWithStoredValue("${name}");
Assert.AreEqual("ab", results);
results = pickup.ReplacePickupsWithStoredValue("${second}");
Assert.AreEqual("45",results);
}
public void WhenEnclosedQuotesInTopattern_ExpectQuotesRemoved()
{
Command command = new Command("this ~ \" with blanks \"");
Assert.AreEqual(" with blanks ", command.ReplacementString);
}
