public void TestFirstLast()
{
Assert.Null(StandardFilters.First(null));
Assert.Null(StandardFilters.Last(null));
Assert.AreEqual(1, StandardFilters.First(new[] { 1, 2, 3 }));
Assert.AreEqual(3, StandardFilters.Last(new[] { 1, 2, 3 }));
Assert.Null(StandardFilters.First(new object[] { }));
Assert.Null(StandardFilters.Last(new object[] { }));
Helper.AssertTemplateResult(
expected: ".",
template: "{{ 'Ground control to Major Tom.' | last }}");
Helper.AssertTemplateResult(
expected: "Tom.",
template: "{{ 'Ground control to Major Tom.' | split: ' ' | last }}");
Helper.AssertTemplateResult(
expected: "tiger",
template: "{% assign my_array = 'zebra, octopus, giraffe, tiger' | split: ', ' %}{{ my_array.last }}");
Helper.AssertTemplateResult(
expected: "There goes a tiger!",
template: "{% assign my_array = 'zebra, octopus, giraffe, tiger' | split: ', ' %}{% if my_array.last == 'tiger' %}There goes a tiger!{% endif %}");
Helper.AssertTemplateResult(
expected: "G",
template: "{{ 'Ground control to Major Tom.' | first }}");
Helper.AssertTemplateResult(
expected: "Ground",
template: "{{ 'Ground control to Major Tom.' | split: ' ' | first }}");
Helper.AssertTemplateResult(
expected: "zebra",
template: "{% assign my_array = 'zebra, octopus, giraffe, tiger' | split: ', ' %}{{ my_array.first }}");
Helper.AssertTemplateResult(
expected: "There goes a zebra!",
template: "{% assign my_array = 'zebra, octopus, giraffe, tiger' | split: ', ' %}{% if my_array.first == 'zebra' %}There goes a zebra!{% endif %}");
}
public void TestFirstLast()
{
Assert.AreEqual(1, StandardFilters.First(new[] { 1, 2, 3 }));
Assert.AreEqual(3, StandardFilters.Last(new[] { 1, 2, 3 }));
Assert.AreEqual(null, StandardFilters.First(new object[] { }));
Assert.AreEqual(null, StandardFilters.Last(new object[] { }));
}
