public void AverageSimple()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Average()
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
double result = linq.Evaluate <double>();
Assert.AreEqual(4.5, result);
}
public void AverageProjection()
{
string[] words = { "cherry", "apple", "blueberry" };
query = new NLinqQuery(@"
words.Average(w => w.Length)
");
linq = new LinqToMemory(query);
linq.AddSource("words", words);
double result = linq.Evaluate <double>();
Assert.AreEqual(6.66666666666667, result);
}
public void MaxSimple()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Max()
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate <int>();
Assert.AreEqual(9, result);
}
public void MaxProjection()
{
string[] words = { "cherry", "apple", "blueberry" };
query = new NLinqQuery(@"
words.Max(w => w.Length)
");
linq = new LinqToMemory(query);
linq.AddSource("words", words);
int result = linq.Evaluate <int>();
Assert.AreEqual(9, result);
}
public void CountIndexed()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Count((n, index) => n % 2 == index % 2)
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate <int>();
Assert.AreEqual(4, result);
}
public void CountConditional()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Count(n => n % 2 == 1)
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate <int>();
Assert.AreEqual(5, result);
}
public void CountSimple()
{
int[] factorsOf300 = { 2, 2, 3, 5, 5 };
query = new NLinqQuery(@"
factorsOf300.Distinct().Count()
");
linq = new LinqToMemory(query);
linq.AddSource("factorsOf300", factorsOf300);
int result = linq.Evaluate <int>();
Assert.AreEqual(3, result);
}
public void First()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.First((num, index) => (num % 2 == 0) && (index % 2 == 0))"
);
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate <int>();
Assert.AreEqual(6, result);
}
public void ElementAt()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
(from n in numbers
where n < 5
select n ).ElementAt(3)"
);
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate <int>();
Assert.AreEqual(2, result);
}
public void MaxProjection()
{
string[] words = { "cherry", "apple", "blueberry" };
query = new NLinqQuery(@"
words.Max(w => w.Length)
");
linq = new LinqToMemory(query);
linq.AddSource("words", words);
int result = linq.Evaluate<int>();
Assert.AreEqual(9, result);
}
public void MaxSimple()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Max()
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate<int>();
Assert.AreEqual(9, result);
}
public void CountIndexed()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Count((n, index) => n % 2 == index % 2)
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate<int>();
Assert.AreEqual(4, result);
}
public void CountConditional()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Count(n => n % 2 == 1)
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate<int>();
Assert.AreEqual(5, result);
}
public void CountSimple()
{
int[] factorsOf300 = { 2, 2, 3, 5, 5 };
query = new NLinqQuery(@"
factorsOf300.Distinct().Count()
");
linq = new LinqToMemory(query);
linq.AddSource("factorsOf300", factorsOf300);
int result = linq.Evaluate<int>();
Assert.AreEqual(3, result);
}
public void ElementAt()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
(from n in numbers
where n < 5
select n ).ElementAt(3)"
);
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate<int>();
Assert.AreEqual(2, result);
}
public void AverageSimple()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.Average()
");
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
double result = linq.Evaluate<double>();
Assert.AreEqual(4.5, result);
}
public void AverageProjection()
{
string[] words = { "cherry", "apple", "blueberry" };
query = new NLinqQuery(@"
words.Average(w => w.Length)
");
linq = new LinqToMemory(query);
linq.AddSource("words", words);
double result = linq.Evaluate<double>();
Assert.AreEqual(6.66666666666667, result);
}
public void First()
{
int[] numbers = { 5, 4, 1, 3, 9, 8, 6, 7, 2, 0 };
query = new NLinqQuery(@"
numbers.First((num, index) => (num % 2 == 0) && (index % 2 == 0))"
);
linq = new LinqToMemory(query);
linq.AddSource("numbers", numbers);
int result = linq.Evaluate<int>();
Assert.AreEqual(6, result);
}