public void Test_StringManipulator_IndexOfStringStartIndexInLaterSectionNotFound()
{
StringManipulator m = new StringManipulator();
m.Append("hello cru");
m.Append("el world");
Assert.AreEqual("hello cruel world".IndexOf("k", 7), m.IndexOf("k", 7));
}
public void Test_StringManipulator_InsertString()
{
StringManipulator m = new StringManipulator();
m.Append("hello");
m.Append(" world");
m.Insert("cruel", 6);
Assert.AreEqual("hello cruel world", m.ToString());
}
public void Test_StringManipulator_IndexOfStringStartIndex()
{
StringManipulator m = new StringManipulator();
m.Append("hello cru");
m.Append("el world");
Assert.AreEqual("hello cruel world".IndexOf("l", 3), m.IndexOf("l", 3));
}
public void Test_StringManipulator_AddTwoStrings()
{
StringManipulator m = new StringManipulator();
m.Append("hello");
m.Append(" world");
Assert.AreEqual("hello world", m.ToString());
}
public void Test_StringManipulator_IndexOfSingleLetter()
{
StringManipulator m = new StringManipulator();
m.Append("hello cru");
m.Append("el world");
Assert.AreEqual("hello".IndexOf('l'), m.IndexOf("l"));
}
public void Test_StringManipulator_IndexOfStringInSecondSections()
{
StringManipulator m = new StringManipulator();
m.Append("hello cru");
m.Append("el world");
Assert.AreEqual("hello cruel world".IndexOf("rld"), m.IndexOf("rld"));
}
public void Test_StringManipulator_SubstringMultipleSection()
{
StringManipulator m = new StringManipulator();
m.Append("hello cru");
m.Append("el world");
Assert.AreEqual("cruel", m.Substring(6, 5));
}
public void Test_StringManipulator_RemoveWholeFirstSection()
{
StringManipulator m = new StringManipulator();
m.Append("hello ");
m.Append("world");
m.Remove("hello ");
Assert.AreEqual("world", m.ToString());
}
public void Test_StringManipulator_RemoveSingleStringAcrossTwoSections()
{
StringManipulator m = new StringManipulator();
m.Append("hello cr");
m.Append("uel world");
m.Remove("cruel");
Assert.AreEqual("hello world", m.ToString());
}
public void Test_StringManipulator_RemoveWholeLastSectionAndReplace()
{
StringManipulator m = new StringManipulator();
m.Append("hello ");
m.Append("cruel ");
m.Append("world");
m.Replace("world", "suzy");
Assert.AreEqual("hello cruel suzy", m.ToString());
}
public void Test_StringManipulator_RemoveMidTextAndReplace()
{
StringManipulator m = new StringManipulator();
m.Append("hello");
m.Append(" cruel ");
m.Append("world");
m.Replace(" cruel ", " big ");
Assert.AreEqual("hello big world", m.ToString());
}
public void Test_StringManipulator_RemoveSingleStringAcrossThreeSections()
{
StringManipulator m = new StringManipulator();
m.Append("hello cr");
m.Append("u");
m.Append("el world");
m.Remove("cruel");
Assert.AreEqual("hello world", m.ToString());
Assert.AreEqual("hello world".Length, m.Length, "The Lengths should be the same too");
}
private static void TestStringManipulator()
{
Console.Write("String Manipulator: ");
Stopwatch sw = new Stopwatch();
sw.Start();
var sb = new StringManipulator();
for (int x = 0; x < 1000; x++)
{
sb.Append("Hello ");
}
for (int x = 0; x < 1000; x++)
{
sb.Insert("World", 50);
}
for (int x = 0; x < 1000; x++)
{
sb.Replace("Hello ", "Hey ");
}
sw.Stop();
Console.WriteLine(sw.ElapsedMilliseconds);
}
public void TestTimingSM()
{
Stopwatch sw = new Stopwatch();
sw.Start();
var sb = new StringManipulator();
for (int x = 0; x < 1000; x++)
{
sb.Append("Hello ");
}
for (int x = 0; x < 1000; x++)
{
sb.Insert("World", 50);
}
for (int x = 0; x < 1000; x++)
{
sb.Replace("Hello ", "Hey ");
}
sw.Stop();
Assert.IsFalse(true, $"{sw.ElapsedMilliseconds}");
}
public void Test_StringManipulator_ReplaceMany()
{
StringManipulator m = new StringManipulator();
m.Append("hello cruel world");
m.Replace("l", "L");
Assert.AreEqual("heLLo crueL worLd", m.ToString());
}
public void Test_StringManipulator_RemoveTwoStringsInsideSection()
{
StringManipulator m = new StringManipulator();
m.Append("hello cruel world");
m.Remove("l");
Assert.AreEqual("heo crue word", m.ToString());
}
