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Contents
-module(collatz_conjecture_tests).
% This file is automatically generated from the exercises canonical data.
-include_lib("erl_exercism/include/exercism.hrl").
-include_lib("eunit/include/eunit.hrl").
zero_steps_for_one_test() ->
?assertMatch(0, collatz_conjecture:steps(1)).
divide_if_even_test() ->
?assertMatch(4, collatz_conjecture:steps(16)).
even_and_odd_steps_test() ->
?assertMatch(9, collatz_conjecture:steps(12)).
large_number_of_even_and_odd_steps_test() ->
?assertMatch(152, collatz_conjecture:steps(1000000)).
zero_is_an_error_test() ->
?assertMatch({error,
"Only positive numbers are allowed"},
collatz_conjecture:steps(0)).
negative_value_is_an_error_test() ->
?assertMatch({error,
"Only positive numbers are allowed"},
collatz_conjecture:steps(-15)).
version_test() ->
?assertMatch(2, collatz_conjecture:test_version()).
Version data entries
116 entries across 116 versions & 1 rubygems