Processing Test File

Regex_Processing_Test_File.cs

static async Task ProcessWithRegex(string filePath)
{
    var lines = await File.ReadAllLinesAsync(filePath);
    var updatedLines = new StringBuilder();
    var converted = false;

    foreach (var line in lines)
    {
        if (line.Contains(".Should()."))
        {
            var result = ConvertFluentAssertionsToXUnit(line);
            updatedLines.AppendLine(result);
            converted = true;
        }
        else
        {
            updatedLines.AppendLine(line);
        }
    }
    if (converted)
        await File.WriteAllTextAsync(filePath, updatedLines.ToString());
}