public void ReplacementCaseTest()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.RegexI("u[a-zA-z]*"), StringReplacements.ToUpper);
builder.AddReplacement(Pattern.RegexI("l[a-zA-z]*"), StringReplacements.ToLower);
var replacer = builder.BuildStringReplacer();
var instr = "lAbCd uAbCd";
var want = "labcd UABCD";
var have = replacer(instr);
Assert.Equal(want, have);
}
public void ReplacementDeleteIgnoreTest()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.RegexI("three"), StringReplacements.Ignore);
builder.AddReplacement(Pattern.RegexI("[a-z0-9]+"), StringReplacements.Delete);
var replacer = builder.BuildStringReplacer();
var instr = " one two three four five ";
var want = " three ";
var have = replacer(instr);
Assert.Equal(want, have);
}
public void RepositionTest()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.RegexI("[a-z0-9]+ +[a-z0-9]+"), (dest, src, s, e) =>
{
for (e = s; src[e] != ' '; ++e)
{
}
dest.Append(src, s, e).Append(", ");
for (; src[e] == ' '; ++e)
{
}
return(e);
});
var replacer = builder.BuildStringReplacer();
var instr = " one two three four five ";
var want = " one, two, three, four, five ";
var have = replacer(instr);
Assert.Equal(want, have);
}
private static Func <string, string> CreateStringReplacer()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(DfaLex.Pattern.Regex(Pattern), (dest, srcStr, s, e) => 0);
return(builder.BuildStringReplacer());
}
private int TimeSearchAndReplaceBuilder(string src, string patString)
{
Func <string, string> replacer;
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.Regex(patString), (dest, srcStr, s, e) => 0);
replacer = builder.BuildStringReplacer();
}
var count = 0;
var stopWatch = new Stopwatch();
stopWatch.Start();
var str = src;
for (var t = stopWatch.ElapsedMilliseconds; t < SpinUp + 1000; t = stopWatch.ElapsedMilliseconds)
{
str = replacer(str);
if (t >= SpinUp)
{
++count;
}
}
Assert.Equal(src, str);
return(count);
}
public void CrazyWontonTest()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.RegexI("(<name>)"), StringReplacements.Delete);
var replacer = builder.BuildStringReplacer();
var instr = ReadResource("SearcherTestInput2.txt");
var have = replacer(instr);
var want = instr.Replace("<name>", string.Empty).Replace("<NAME>", string.Empty);
Assert.Equal(want, have);
}
public void ReplacementSurroundTest()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.RegexI("[a-zA-z]*"), StringReplacements.Surround("(", StringReplacements.ToUpper, ")"));
var replacer = builder.BuildStringReplacer();
var instr = " one two three four five ";
var want = " (ONE) (TWO) (THREE) (FOUR) (FIVE) ";
var have = replacer(instr);
Assert.Equal(want, have);
}
public void ReplacementStringTest()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.RegexI("[a-zA-z]*"), StringReplacements.String("x"));
var replacer = builder.BuildStringReplacer();
var instr = " one two three four five ";
var want = " x x x x x ";
var have = replacer(instr);
Assert.Equal(want, have);
}
public void ReplacementSpaceOrNewlineTest()
{
var builder = new SearchAndReplaceBuilder();
builder.AddReplacement(Pattern.RegexI("[\0- ]+"), StringReplacements.SpaceOrNewline);
var replacer = builder.BuildStringReplacer();
var instr = " one \n two\r\n\r\nthree \t four\n\n\nfive ";
var want = " one\ntwo\nthree four\nfive ";
var have = replacer(instr);
Assert.Equal(want, have);
}
public void TestReplaceFunc()
{
var builder = new SearchAndReplaceBuilder();
foreach (JavaToken tok in Enum.GetValues(typeof(JavaToken)))
{
builder.AddReplacement(tok.Pattern(), (dest, src, s, e) => TokenReplace(dest, tok, src, s, e));
}
var replacer = builder.BuildStringReplacer();
var instr = ReadResource("SearcherTestInput.txt");
var want = ReadResource("SearcherTestOutput.txt");
var have = replacer(instr);
Assert.Equal(want, have);
}