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Search found 6 results on 1 pages for 'eunit'.

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• not output exception stack trace in EUnit

  - by hpyhacking

  I'm write a test with EUnit, but not anything exception detail output in console. exp_test() -> ?assertEqual(0, 1/0). Run this module:exp_test() in the Erlang Shell output following ** exception error: bad argument in an arithmetic expression in function exp_test:'-exp_test/0-fun-0-'/1 (src/test/eunit/xxx_test.erl, line 8) But in EUnit…

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• Start dependent application with eunit

  - by ruslander

  I start lager as a dependent application when I run a unit test but for some reason the code under test does not see it. -module(main_tests). -include_lib("eunit/include/eunit.hrl"). main_test_() -> {foreach, fun distr_setup/0, fun distr_cleanup/1, [ fun must_retain/1 ]}. must_retain(_) -> {"Should do ping pong when is fully…

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• Eunit Expected Exception

  - by dagda1

  Hi, Is there a way in Eunit to test whether an exception has been thrown under certain cicumstances? Say I have a function sum like this: sum(N, M) when N > M -> throw({"start is bigger than end", N, M}); sum(N, M) when N =:= M -> N; sum(N, M) when N =< M -> N + sum(N + 1, M). Can I test that if N is…

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• Tail recursion in Erlang

  - by dagda1

  Hi, I am really struggling to understand tail recursion in Erlang. I have the following eunit test: db_write_many_test() -> Db = db:new(), Db1 = db:write(francesco, london, Db), Db2 = db:write(lelle, stockholm, Db1), ?assertEqual([{lelle, stockholm},{francesco, london}], Db2). And here is my implementation: …

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• Erlang "must-have" development tools

  - by Jonas

  I am not a professional Erlang developer (not yet), but I would like to hear what Erlang development tools are "must-have" in the industry (besides emacs and git/mercurial) ? I do know about a few tools like: rebar, dialyzer, hipe, eunit and edoc but I have no idea if they are used by professional erlang developers or if there are…

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• lists:keyfind problems

  - by dagda1

  Hi, I cannot for the life of me get lists:keyfind to work as I expect in Erlang. I have the following eunit test: should_find_key_test() -> NewList = lists:keystore("key", 1, [], {"key", "value"}), Value = case lists:keyfind("key", 1, NewList) of false -> notfound; {_key, _value} -> …

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