public void WeakKeyDictionary_AddDuplicateEntry_DuplicateNotAdded()
{
using (var key = new DisposableTestObject("dontDupMeBro"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
Assert.True(dictionary.ContainsKey(key));
Assert.False(dictionary.AddEntry(key, -1));
}
}
public void WeakKeyDictionary_AddEntry_ContainsKeyValuePairFails()
{
using (var key = new DisposableTestObject("Curly"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
Assert.False(dictionary.Contains(new KeyValuePair <DisposableTestObject, int>(key, -3)));
}
}
public void WeakKeyDictionary_AddEntry_ContainsKeyAsObjectSucceeds()
{
using (var key = new DisposableTestObject("Shemp"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
Assert.True(dictionary.Contains((object)key));
}
}
public void WeakKeyDictionary_RemoveKeyValuePair_EntryNotRemoved()
{
using (var key = new DisposableTestObject("Just kidding!"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
Assert.False(dictionary.Remove(new KeyValuePair <DisposableTestObject, int>(key, 54)));
Assert.True(dictionary.ContainsKey(key));
}
}
public void WeakKeyDictionary_RemoveKey_EntryRemoved()
{
using (var key = new DisposableTestObject("That's it, I'm outta here!"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
Assert.True(dictionary.Remove(key));
Assert.False(dictionary.ContainsKey(key));
}
}
public void WeakKeyDictionary_RemoveKeyAsObject_EntryRemoved()
{
using (var key = new DisposableTestObject("Remove Me, too!"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
dictionary.Remove((object)key);
Assert.False(dictionary.ContainsKey(key));
}
}
public void WeakKeyDictionary_GetUsingItemUsingObject_GetsItem()
{
var dictionary = new WeakKeyDictionary <object, object>();
var key = new DisposableTestObject("howdy, pardner");
object value = "how's it goin'";
Assert.True(dictionary.AddEntry(key, value));
var valueOut = dictionary[key];
Assert.Equal(value, valueOut);
}
public void WeakKeyDictionary_GetUsingItem_GetsItem()
{
var dictionary = new WeakKeyDictionary <DisposableTestObject, string>();
var key = new DisposableTestObject("howdy, pardner");
const string Value = "how's it goin'";
Assert.True(dictionary.AddEntry(key, Value));
var value = dictionary[key];
Assert.Equal(Value, value);
}
public void WeakKeyDictionary_TryGetRemovedValue_ValueNotRetrieved()
{
using (var key = new DisposableTestObject("What? Where'd that one go?"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
Assert.True(dictionary.RemoveEntry(key));
int value;
Assert.False(dictionary.TryGetValue(key, out value));
}
}
public void WeakKeyDictionary_AddEntry_TryGetValueSucceeds()
{
using (var key = new DisposableTestObject("Moe"))
{
const int FortyTwo = 42;
var dictionary = new WeakKeyDictionary <DisposableTestObject, int>();
Assert.True(dictionary.AddEntry(key, FortyTwo));
Assert.True(dictionary.ContainsKey(key));
int value;
Assert.True(dictionary.TryGetValue(key, out value));
Assert.Equal(FortyTwo, value);
}
}
private bool AddShortLivedObjectToDictionary(WeakKeyDictionary <DisposableTestObject, string> dictionary, string name)
{
return(dictionary.AddEntry(new DisposableTestObject(name), name));
}