public void CustomNonGenericCollectionTest()
{
CustomCollection2 coll = new CustomCollection2();
// generic이 아닌 경우 from에 type을 명시해야 한다.
// 여기서 int c.
var query =
from int c in coll
where (c % 2) == 1
select c;
int result = 1;
foreach (int n in query)
{
Assert.Equal(result, n);
result += 2;
}
}
public static void TestCC2()
{
Console.WriteLine("Test CC2");
CustomCollection2 cc = new CustomCollection2();
for (int i = 0; i < 4; i++) {
cc.Add(i.ToString(), i);
}
for (int i = 0; i < 4; i++) {
int o = cc[i.ToString()]; // use indexer -- way cool!!
Console.WriteLine("index[{0}]: {1}", i, o);
}
foreach (var j in cc) { // use IEnumerable
Console.WriteLine("j = {0}", j);
}
for (int i = 0; i < 4; i++) { // use getter
int o = cc.Get(i.ToString());
Console.WriteLine("got: {0}", o);
}
cc.Clear();
}
//test return yield
static void Main(string[] args)
{
//test return yield
Console.WriteLine("Dowloading data");
IEnumerable <int> data = getData();
Console.WriteLine("Start processing");
foreach (int i in data)
{
Console.WriteLine("Value reading {0:}", i);
if (i == 3)
{
break;
}
}
Console.WriteLine("Completion of processing");
//test IEnumerator first
IEnumerator numer = "testIEnumerator".GetEnumerator();
numer.MoveNext();
char a = (char)numer.Current;
while (numer.MoveNext())
{
Console.Write((char)numer.Current + ".");
}
//test IEnumerator second=>CustomCollection
CustomCollection2 col = new CustomCollection2();
IEnumerator number = col.GetEnumerator();
Console.WriteLine();
while (number.MoveNext())
{
Console.Write(number.Current + ".");
}
Console.ReadLine();
}
