public void SelectE()
{
var outputs = new List <int>(10);
var list = new List <int>(10);
for (int i = 0; i < 10; i++)
{
list.Add(i);
}
Assert.That(() =>
{
Zinq <int> .FromEnumerator(list.GetEnumerator())
.Select(_x => _x * 5)
.To(outputs);
}, Is.Not.AllocatingGCMemory());
Debug.Log(string.Join(", ", outputs));
Assert.IsTrue(list.Select(x => 5 * x).SequenceEqual(outputs));
}
public void FirstOrDefault()
{
int output1 = -1, output2 = -1, output3 = -1, output4 = -1;
var list = new List <int>(10);
var array = new int[10];
for (int i = 0; i < 10; i++)
{
list.Add(i);
array[i] = i;
}
int context = 10;
Assert.That(() =>
{
output1 = Zinq <int> .FromEnumerator(list.GetEnumerator())
.Select((add: 10, mul: 2), (_c, _v) => _c.add + _v * _c.mul)
.FirstOrDefault();
output2 = list.Zinq()
.Select((add: 10, mul: 2), (_c, _v) => _c.add + _v * _c.mul)
.FirstOrDefault(_x => _x % 3 == 0);
output3 = Zinq <int> .FromArray(array)
.Select((add: 10, mul: 2), (_c, _v) => _c.add + _v * _c.mul)
.FirstOrDefault();
output4 = array.Zinq()
.Select((add: 10, mul: 2), (_c, _v) => _c.add + _v * _c.mul)
.FirstOrDefault(_x => _x % 3 == 0);
}, Is.Not.AllocatingGCMemory());
Debug.Log($"{output1}, {output2}, {output3}, {output4}");
Assert.AreEqual(output1, list.Select(x => 10 + x * 2).FirstOrDefault());
Assert.AreEqual(output1, output3);
Assert.AreEqual(output2, array.Select(x => 10 + x * 2).FirstOrDefault(_x => _x % 3 == 0));
Assert.AreEqual(output2, output4);
}
public void AsEnumerable()
{
var outputs = new List <int>(10);
var list = new List <int>(10);
for (int i = 0; i < 10; i++)
{
list.Add(i);
}
Assert.That(() =>
{
var query = Zinq <int> .FromEnumerator(list.GetEnumerator())
.Select(_x => _x * 5)
.AsEnumerable();
foreach (var result in query)
{
outputs.Add(result);
}
}, Is.Not.AllocatingGCMemory());
Debug.Log(string.Join(", ", outputs));
Assert.IsTrue(list.Select(x => 5 * x).SequenceEqual(outputs));
}