public void TestDeleteWrittenBuffer()
{
#region Arrange
StringBuilder inputString = new StringBuilder("11aabzza");
var sut = new ReplaceStreamContentCore(null, null, 5, null);
#endregion
#region Act
var bufferRest = sut.InvokeProtectedOrPrivateMethod<StringBuilder>("deleteWrittenBuffer", new Tuple<int, StringBuilder>(5, inputString));
#endregion
#region Assert
bufferRest.ToString().Should().Be("zza");
#endregion
}
public void TestGetBytesToRead()
{
#region Arrange
StringBuilder inputString = new StringBuilder("zza");
var sut = new ReplaceStreamContentCore(null, null, 8, null);
#endregion
#region Act
var readCount = sut.InvokeProtectedOrPrivateMethod<Tuple<int, StringBuilder>>("getBytesToRead", inputString);
#endregion
#region Assert
readCount.Item1.Should().Be(5);
#endregion
}
public void TestGetBytesToWrite()
{
#region Arrange
StringBuilder inputString = new StringBuilder("11aaz");
List<Replacement> replacements = new List<Replacement> { new Replacement { OldValue = "12", NewValue = "11" }, new Replacement { OldValue = "ab", NewValue = "aa" } };
var sut = new ReplaceStreamContentCore(null, null, 5, replacements);
#endregion
#region Act
var outputTuple = sut.InvokeProtectedOrPrivateMethod<Tuple<int, StringBuilder>>("getBytesToWrite", new Tuple<int, StringBuilder>(3, inputString));
#endregion
#region Assert
outputTuple.Item1.Should().Be(4);
outputTuple.Item2.ToString().Should().Be("11aaz");
#endregion
}
public void TestWriteBytes()
{
#region Arrange
string inputString = "11aabzza";
Stream input = GenerateStreamFromString(inputString);
MemoryStream outputStream = new MemoryStream();
List<Replacement> replacements = new List<Replacement> { new Replacement { OldValue = "22", NewValue = "11" }, new Replacement { OldValue = "aaa", NewValue = "aab" } };
var streamWriter = new StreamWriter(outputStream);
var sut = new ReplaceStreamContentCore(new StreamReader(input), streamWriter, 5, replacements);
#endregion
#region Act
var outputTuple = sut.InvokeProtectedOrPrivateMethod<Tuple<int, StringBuilder>>("writeBytes", new Tuple<int, StringBuilder>(5, new StringBuilder(inputString)));
streamWriter.Flush();
#endregion
#region Assert
outputTuple.Item1.Should().Be(5);
outputTuple.Item2.ToString().Should().Be("11aabzza");
outputStream.Position = 0;
string writtenString = Encoding.ASCII.GetString(outputStream.ToArray());
writtenString.Should().Be("11aab");
#endregion
}
public void TestReplaceReal05()
{
#region Arrange
string writtenString;
string path = @"C:\Users\kreich\Desktop\new 3.txt";
List<Replacement> replacements;
using (Stream input = File.OpenRead(path))
{
MemoryStream outputStream = new MemoryStream();
replacements = new List<Replacement>
{
new Replacement {OldValue = "aaa", NewValue = "b"},
new Replacement {OldValue = "kda", NewValue = "zz"}
};
//replacements = new List<Replacement> {new Replacement {OldValue = "aaa", NewValue = "aab"}};
var streamWriter = new StreamWriter(outputStream);
var sut = new ReplaceStreamContentCore(new StreamReader(input), streamWriter, 1000, replacements);
#endregion
#region Act
Stopwatch sw = new Stopwatch();
sw.Start();
sut.Replace();
sw.Stop();
Console.WriteLine(sw.ElapsedMilliseconds);
streamWriter.Flush();
#endregion
outputStream.Position = 0;
writtenString = Encoding.ASCII.GetString(outputStream.ToArray());
}
#region Assert
var inputString = File.ReadAllText(path);
foreach (var replacement in replacements)
{
inputString = inputString.Replace(replacement.OldValue, replacement.NewValue);
}
writtenString.Should().Be(inputString);
#endregion
}
public void TestReplaceReal04()
{
#region Arrange
string inputString = "11aabzzaaasdlkjfdghjkdasadlkjasdhjkgfdsalakjsdasdhjksdfsaldfkasdhjaaasdsdfjk";
Stream input = GenerateStreamFromString(inputString);
MemoryStream outputStream = new MemoryStream();
List<Replacement> replacements = new List<Replacement> { new Replacement { OldValue = "aaa", NewValue = "aab" } };
var streamWriter = new StreamWriter(outputStream);
var sut = new ReplaceStreamContentCore(new StreamReader(input), streamWriter, 8, replacements);
#endregion
#region Act
sut.Replace();
streamWriter.Flush();
#endregion
#region Assert
outputStream.Position = 0;
string writtenString = Encoding.ASCII.GetString(outputStream.ToArray());
writtenString.Should().Be(inputString.Replace("aaa", "aab"));
#endregion
}
public void TestReplaceReal02a(string stringToReplace)
{
#region Arrange
string inputString = @"kda0123456789kda0123456789";
Stream input = GenerateStreamFromString(inputString);
MemoryStream outputStream = new MemoryStream();
List<Replacement> replacements = new List<Replacement>
{
new Replacement {OldValue = stringToReplace, NewValue = "b"},
new Replacement {OldValue = "kda", NewValue = "zz"}
};
var streamWriter = new StreamWriter(outputStream);
var sut = new ReplaceStreamContentCore(new StreamReader(input), streamWriter, 5, replacements);
#endregion
#region Act
sut.Replace();
streamWriter.Flush();
#endregion
#region Assert
outputStream.Position = 0;
foreach (var replacement in replacements)
{
inputString = inputString.Replace(replacement.OldValue, replacement.NewValue);
}
string writtenString = Encoding.ASCII.GetString(outputStream.ToArray());
writtenString.Should().Be(inputString);
#endregion
}
public void TestReplaceReal01()
{
#region Arrange
string inputString = "11aabzza";
Stream input = GenerateStreamFromString(inputString);
MemoryStream outputStream = new MemoryStream();
List<Replacement> replacements = new List<Replacement> { new Replacement { OldValue = "22", NewValue = "11" }, new Replacement { OldValue = "aaa", NewValue = "aab" } };
var streamWriter = new StreamWriter(outputStream);
var sut = new ReplaceStreamContentCore(new StreamReader(input), streamWriter, 8, replacements);
#endregion
#region Act
sut.Replace();
streamWriter.Flush();
#endregion
#region Assert
outputStream.Position = 0;
string writtenString = Encoding.ASCII.GetString(outputStream.ToArray());
writtenString.Should().Be("11aabzza");
#endregion
}
public void TestReadBytes()
{
#region Arrange
Stream input = GenerateStreamFromString("abcdefg");
ReplaceStreamContentCore sut = new ReplaceStreamContentCore(new StreamReader(input), null, 5, null);
#endregion
#region Act
var erg = sut.InvokeProtectedOrPrivateMethod<StringBuilder>("readBytes", new Tuple<int, StringBuilder>(3, new StringBuilder()));
#endregion
#region Assert
erg.ToString().Should().Be("abc");
#endregion
}
public void TestGetLastEndPosition()
{
#region Arrange
StringBuilder inputString = new StringBuilder("12abz");
List<Replacement> replacements = new List<Replacement> { new Replacement { OldValue = "12", NewValue = "11" }, new Replacement { OldValue = "ab", NewValue = "aa" } };
var sut = new ReplaceStreamContentCore(null, null, 5, replacements);
#endregion
#region Act
var erg = sut.InvokeProtectedOrPrivateMethod<Tuple<int, StringBuilder>>("getLastEndPosition", inputString);
#endregion
#region Assert
erg.Item1.Should().Be(3);
#endregion
}
