public void GetOrAdd(string input)
{
StringCache stringCache = new StringCache();
string added = stringCache.GetOrAdd(input);
Assert.AreEqual(added, input);
}
public void AddStringTwice()
{
StringCache stringCache = new StringCache();
string test = "test";
string added = stringCache.GetOrAdd(test);
Assert.IsTrue(object.ReferenceEquals(added, test));
// build the same string using a StringBuilder, so that it's a different string object
StringBuilder sb = new StringBuilder("te");
sb.Append("st");
string added2 = stringCache.GetOrAdd(sb.ToString());
Assert.IsTrue(object.ReferenceEquals(added, added2));
}
public void GetOrAdd(string?input)
{
var stringCache = new StringCache();
var added = stringCache.GetOrAdd(input);
Assert.AreEqual(added, input);
}