| public GetEnumerator ( ) : IDictionaryEnumerator | ||
| Результат | IDictionaryEnumerator | |
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 DetailsView_ExtractRowValues ()
{
PokerDetailsView dv = new PokerDetailsView ();
DataTable ds = TableObject.CreateDataTable ();
dv.DataSource = ds;
dv.DataBind ();
OrderedDictionary fieldsValues = new OrderedDictionary ();
dv.DoExtractRowValues (fieldsValues, true, true);
Assert.AreEqual (3, fieldsValues.Count, "ExtractRowValues1");
Assert.AreEqual (3, fieldsValues.Keys.Count, "ExtractRowValues2");
Assert.AreEqual (3, fieldsValues.Values.Count, "ExtractRowValues3");
Assert.AreEqual (true, fieldsValues.Contains ("ID"), "ExtractRowValues4");
IDictionaryEnumerator enumerator=fieldsValues.GetEnumerator ();
enumerator.MoveNext ();
Assert.AreEqual ("ID",enumerator.Key,"FieldValue1");
Assert.AreEqual ("1001", enumerator.Value , "FieldValue2");
enumerator.MoveNext ();
Assert.AreEqual ("FName", enumerator.Key, "FieldValue3");
Assert.AreEqual ("Mahesh", enumerator.Value, "FieldValue4");
enumerator.MoveNext ();
Assert.AreEqual ("LName", enumerator.Key, "FieldValue5");
Assert.AreEqual ("Chand", enumerator.Value, "FieldValue6");
fieldsValues = new OrderedDictionary ();
dv.DoExtractRowValues (fieldsValues, false, false);
Assert.AreEqual (0, fieldsValues.Count, "ExtractRowValues-NotReadOnly1");
fieldsValues = new OrderedDictionary ();
dv.DoExtractRowValues (fieldsValues, true, false);
Assert.AreEqual (3, fieldsValues.Count, "ExtractRowValues-NoPrimaryKeys1");
Assert.AreEqual (3, fieldsValues.Keys.Count, "ExtractRowValues-NoPrimaryKeys2");
fieldsValues = new OrderedDictionary ();
dv.DoExtractRowValues (fieldsValues, false, true);
Assert.AreEqual (0, fieldsValues.Count, "ExtractRowValues-NotReadOnly2");
Assert.AreEqual (0, fieldsValues.Keys.Count, "ExtractRowValues-NotReadOnly3");
}
public void GetEnumeratorTests()
{
var d = new OrderedDictionary();
IEnumerator e = d.GetEnumerator();
d["foo"] = "bar";
Assert.Throws<InvalidOperationException>(() => e.MoveNext());
e = d.GetEnumerator();
Assert.True(e.MoveNext());
var c = (DictionaryEntry)e.Current;
Assert.Equal("foo", c.Key);
Assert.Equal("bar", c.Value);
Assert.False(e.MoveNext());
}
public void GetDictionaryEnumeratorTests()
{
var d = new OrderedDictionary();
for (int i = 0; i < 10; i++)
{
d.Add("Key_" + i, "Value_" + i);
}
IDictionaryEnumerator e = d.GetEnumerator();
for (int i = 0; i < 2; i++)
{
int count = 0;
while (e.MoveNext())
{
DictionaryEntry entry1 = (DictionaryEntry)e.Current;
DictionaryEntry entry2 = e.Entry;
Assert.Equal(entry1.Key, entry2.Key);
Assert.Equal(entry1.Value, entry1.Value);
Assert.Equal(e.Key, entry1.Key);
Assert.Equal(e.Value, entry1.Value);
Assert.Equal(e.Value, d[e.Key]);
count++;
}
Assert.Equal(count, d.Count);
Assert.False(e.MoveNext());
e.Reset();
}
e = d.GetEnumerator();
d["foo"] = "bar";
Assert.Throws<InvalidOperationException>(() => e.MoveNext());
}