public void NullTargetString(IStringSearchAlgorithm algorithm)
{
string toFind = "missing data";
string toSearch = null;
ISearchMatch[] matches = algorithm.Search(toFind, toSearch).ToArray();
}
public void NullSourceString(IStringSearchAlgorithm algorithm)
{
string toFind = null;
string toSearch = "this string does not contain the missing string data";
ISearchMatch[] matches = algorithm.Search(toFind, toSearch).ToArray();
}
public void EmptyEmpty(IStringSearchAlgorithm algorithm)
{
string toFind = string.Empty;
string toSearch = string.Empty;
ISearchMatch[] matches = algorithm.Search(toFind, toSearch).ToArray();
Assert.IsNotNull(matches, "The matches array should not be null.");
Assert.AreEqual(0, matches.Length, "The matches array should have not items.");
}
public void EmptySourceString(IStringSearchAlgorithm algorithm)
{
string toFind = string.Empty;
string toSearch = "this string does not contain the missing string data";
ISearchMatch[] matches = algorithm.Search(toFind, toSearch).ToArray();
Assert.IsNotNull(matches, "The matches array should not be null.");
Assert.AreEqual(0, matches.Length, "The matches array should have not items.");
}
public void Example(IStringSearchAlgorithm algorithm)
{
string toFind = "he";
string toSearch = "The brown cat ran through the kitchen";
foreach (ISearchMatch match in algorithm.Search(toFind, toSearch))
{
Console.WriteLine("Match found at: {0}", match.Start);
}
}
public void ExactSingleCharMatch(IStringSearchAlgorithm algorithm)
{
string toFind = "f";
string toSearch = "f";
ISearchMatch[] matches = algorithm.Search(toFind, toSearch).ToArray();
Assert.IsNotNull(matches, "The matches array should not be null.");
Assert.AreEqual(1, matches.Length, "The matches array should have not items.");
Assert.AreEqual(0, matches[0].Start, "The start of the string match should be 0");
Assert.AreEqual(toFind.Length, matches[0].Length, "The length of the string match should equal the string found");
}
private static StringBuilder PerformSearchAndReplace(IStringSearchAlgorithm algorithm, string input, string find, string replace)
{
StringBuilder result = new StringBuilder();
int previousStart = 0;
foreach (var match in algorithm.Search(find, input))
{
result.Append(input.Substring(previousStart, match.Start - previousStart));
result.Append(replace);
previousStart = match.Start + match.Length;
}
result.Append(input.Substring(previousStart));
return(result);
}
public void MultipleMatchesLeadingMiddleTrailing(IStringSearchAlgorithm algorithm)
{
string toFind = "found";
string toSearch = "leadingfound and foundtrailing";
ISearchMatch[] matches = algorithm.Search(toFind, toSearch).ToArray();
Assert.IsNotNull(matches, "The matches array should not be null.");
Assert.AreEqual(2, matches.Length, "The matches array should have not items.");
Assert.AreEqual(7, matches[0].Start, "The start of the string match should be 0");
Assert.AreEqual(toFind.Length, matches[0].Length, "The length of the string match should equal the string found");
Assert.AreEqual(17, matches[1].Start, "The start of the string match should be 10");
Assert.AreEqual(toFind.Length, matches[1].Length, "The length of the string match should equal the string found");
}
