public void RegexReplaceTheory(string prefix, string iterationPrefix, int iterations)
{
var pattern = StringReplaceBenchmark.BuildPattern(prefix, iterationPrefix, iterations);
var replacements = StringReplaceBenchmark.BuildReplacements(iterations);
var regex = new Regex(@"@(\d+)");
var stopwatch = new Stopwatch();
stopwatch.Start();
var result = regex.Replace(pattern, (match) => replacements[Convert.ToInt32(match.Groups[1].Value)]);
stopwatch.Stop();
Assert.DoesNotContain("@", result);
fileReportFixture.Writer.WriteLine($"Regex.Replace;{iterations};{stopwatch.ElapsedMilliseconds};{stopwatch.ElapsedTicks}");
}
public void StringBuilderTheory(string prefix, string iterationPrefix, int iterations)
{
var pattern = StringReplaceBenchmark.BuildPattern(prefix, iterationPrefix, iterations);
var replacements = StringReplaceBenchmark.BuildReplacements(iterations);
var resultBuilder = new StringBuilder(pattern);
var stopwatch = new Stopwatch();
stopwatch.Start();
for (int i = 0; i < iterations; i++)
{
resultBuilder = resultBuilder.Replace($"@{i}", replacements[i]);
}
var result = resultBuilder.ToString();
stopwatch.Stop();
Assert.DoesNotContain("@", result);
fileReportFixture.Writer.WriteLine($"StringBuilder.Replace;{iterations};{stopwatch.ElapsedMilliseconds};{stopwatch.ElapsedTicks}");
}
