private void Common (OrderedDictionary od)
{
Assert.IsNotNull (od.GetEnumerator (), "GetEnumerator");
Assert.AreEqual (0, od.Count, "Count-0");
Assert.IsFalse (od.IsReadOnly, "IsReadOnly");
od.Add ("a", "1");
Assert.AreEqual (1, od.Count, "Count-1");
od["a"] = "11";
Assert.AreEqual ("11", od["a"], "this[string]");
od[0] = "111";
Assert.AreEqual ("111", od[0], "this[int]");
DictionaryEntry[] array = new DictionaryEntry[2];
od.CopyTo (array, 1);
Assert.AreEqual ("111", ((DictionaryEntry)array[1]).Value, "CopyTo");
Assert.AreEqual (1, od.Keys.Count, "Keys");
Assert.AreEqual (1, od.Values.Count, "Values");
Assert.IsTrue (od.Contains ("a"), "Contains(a)");
Assert.IsFalse (od.Contains ("111"), "Contains(111)");
od.Insert (0, "b", "2");
Assert.AreEqual (2, od.Count, "Count-2");
od.Add ("c", "3");
Assert.AreEqual (3, od.Count, "Count-3");
OrderedDictionary ro = od.AsReadOnly ();
od.RemoveAt (2);
Assert.AreEqual (2, od.Count, "Count-4");
Assert.IsFalse (od.Contains ("c"), "Contains(c)");
od.Remove ("b");
Assert.AreEqual (1, od.Count, "Count-5");
Assert.IsFalse (od.Contains ("b"), "Contains(b)");
od.Clear ();
Assert.AreEqual (0, od.Count, "Count-6");
Assert.IsTrue (ro.IsReadOnly, "IsReadOnly-2");
// it's a read-only reference
Assert.AreEqual (0, od.Count, "Count-7");
}
public void CountTests()
{
var d = new OrderedDictionary();
Assert.Equal(0, d.Count);
for (int i = 0; i < 1000; i++)
{
d.Add(i, i);
Assert.Equal(i + 1, d.Count);
}
for (int i = 0; i < 1000; i++)
{
d.Remove(i);
Assert.Equal(1000 - i - 1, d.Count);
}
for (int i = 0; i < 1000; i++)
{
d[(object)i] = i;
Assert.Equal(i + 1, d.Count);
}
for (int i = 0; i < 1000; i++)
{
d.RemoveAt(0);
Assert.Equal(1000 - i - 1, d.Count);
}
}
public void RemoveAtTests()
{
var d = new OrderedDictionary();
Assert.Throws<ArgumentOutOfRangeException>(() => d.RemoveAt(0));
Assert.Throws<ArgumentOutOfRangeException>(() => d.RemoveAt(-1));
Assert.Throws<ArgumentOutOfRangeException>(() => d.RemoveAt(5));
Assert.Throws<ArgumentNullException>(() => d.Remove(null));
for (var i = 0; i < 1000; i++)
{
d.Add("foo_" + i, "bar_" + i);
}
for (var i = 0; i < 1000; i++)
{
d.RemoveAt(1000 - i - 1);
Assert.Equal(1000 - i - 1, d.Count);
}
for (var i = 0; i < 1000; i++)
{
d.Add("foo_" + i, "bar_" + i);
}
for (var i = 0; i < 1000; i++)
{
Assert.Equal("bar_" + i, d[0]);
d.RemoveAt(0);
Assert.Equal(1000 - i - 1, d.Count);
}
}
public void ReadOnly_RemoveAt ()
{
OrderedDictionary od = new OrderedDictionary ().AsReadOnly ();
od.RemoveAt (0);
}
private void RandomizeDictionary(ref OrderedDictionary dict)
{
OrderedDictionary newDict = new OrderedDictionary();
int i = 0;
while (dict.Count > 0)
{
object[] keys = new object[dict.Count];
dict.Keys.CopyTo(keys, 0);
object[] values = new object[dict.Count];
dict.Values.CopyTo(values, 0);
i = rand.Next(0, dict.Count - 1);
newDict.Add(keys[i], values[i]);
dict.RemoveAt(i);
}
dict = newDict;
}
public void AsReadOnly_AttemptingToModifyDictionary_Throws()
{
OrderedDictionary orderedDictionary = new OrderedDictionary().AsReadOnly();
Assert.Throws<NotSupportedException>(() => orderedDictionary[0] = "value");
Assert.Throws<NotSupportedException>(() => orderedDictionary["key"] = "value");
Assert.Throws<NotSupportedException>(() => orderedDictionary.Add("key", "value"));
Assert.Throws<NotSupportedException>(() => orderedDictionary.Insert(0, "key", "value"));
Assert.Throws<NotSupportedException>(() => orderedDictionary.Remove("key"));
Assert.Throws<NotSupportedException>(() => orderedDictionary.RemoveAt(0));
Assert.Throws<NotSupportedException>(() => orderedDictionary.Clear());
}
