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filters_tests.lgt
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:- use_module(filters).
:- object(filters, extends(lgtunit)).
test(lower, true(Result == "abc")) :-
filters:filter_lower("AbC", Result).
test(upper, true(Result == "ABC")) :-
filters:filter_upper("aBc", Result).
test(length, true(Result == "5")) :-
filters:filter_length("abc ", Result).
test(wordcount, true(Result == "4")) :-
filters:filter_wordcount(" hola amigos de Perú", Result).
test(capitalize, true(Result == "Abc")) :-
filters:filter_capitalize("abc", Result).
test(trim, true(Result == "hola amigos")) :-
filters:filter_trim(" hola amigos ", Result).
test(trim_start, true(Result == "hola amigos ")) :-
filters:filter_trim_start(" hola amigos ", Result).
test(trim_end, true(Result == " hola amigos")) :-
filters:filter_trim_end(" hola amigos ", Result).
test(truncate, true(Result == "hola")) :-
filters:filter_truncate("hola amigos", Result, ["length"-number("4")]).
test(first, true(Result == 1)) :-
filters:filter_first([1,2,3], Result).
test(last, true(Result == 3)) :-
filters:filter_last([1,2,3], Result).
test(nth, true(Result == 2)) :-
filters:filter_nth([1,2,3], Result, ["n"-number("1")]).
test(replace, true(Result == "adios amigos")) :-
filters:filter_replace("hola amigos", Result, ["from"-string("hola"), "to"-string("adios")]).
test(title, true(Result == "Hola Amigos Cruel")) :-
filters:filter_title("hola amigos cruel", Result).
test(join, true(Result == "hola//amigos//cruel")) :-
filters:filter_join(["hola", "amigos", "cruel"], Result, ["sep"-string("//")]).
test(reverse, true(Result == "sogima aloh")) :-
filters:filter_reverse("hola amigos", Result).
test(simple_sort, true(Result == [1,2,3,4])) :-
filters:filter_sort([4,2,1,3], Result).
test(complex_sort, true(Result == [["age"-21, "name"-"Marisa"], ["age"-34, "name"-"Pepe"], ["age"-56, "name"-"César"]])) :-
filters:filter_sort([["age"-34, "name"-"Pepe"], ["age"-21, "name"-"Marisa"], ["age"-56, "name"-"César"]], Result, ["key"-string("age")]).
test(unique, true(Result == [1,2,3])) :-
filters:filter_unique([1,2,3,1,2,3], Result).
:- end_object.