public void should_composing_iterating_sequences()
{
var demoObject = new ImplIteratorUsingYieldDemoClass();
var numberStorage = new List<int>();
foreach (int number in demoObject.GetEvenNumber(demoObject.GetOneToTen()))
{
numberStorage.Add(number);
}
// change the variable value to fix the test.
var expectedNumberStorage = new List<int> { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
Assert.Equal(expectedNumberStorage, numberStorage);
}
public void should_implement_iterator_using_yield()
{
var demoObject = new ImplIteratorUsingYieldDemoClass();
var numberStorage = new List<int>();
foreach (int number in demoObject.GetOneToTen())
{
numberStorage.Add(number);
}
// change the variable value to fix the test.
var expectedNumberStorage = new List<int> {1, 2};
Assert.Equal(expectedNumberStorage, numberStorage);
}
public void should_using_yield_break_to_stop_iterating_early()
{
var demoObject = new ImplIteratorUsingYieldDemoClass();
var numberStorage = new List<int>();
foreach (int number in demoObject.GetOnToThreeButBreakingAtTwo())
{
numberStorage.Add(number);
}
// change the variable value to fix the test.
var expectedNumberStorage = new List<int> { 1, 2, 3 };
Assert.Equal(expectedNumberStorage, numberStorage);
}
public void should_treat_yield_as_part_of_the_iteration_stream()
{
var demoObject = new ImplIteratorUsingYieldDemoClass();
var numberStorage = new List<int>();
foreach (int number in demoObject.GetOneToThreeWithMultipleYields())
{
numberStorage.Add(number);
}
// change the variable value to fix the test.
var expectedNumberStorage = new List<int> {1};
Assert.Equal(expectedNumberStorage, numberStorage);
}
