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add tests for 'compiler keep_going'
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Vlad Dumitrescu
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ae79184555
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1 changed files with 192 additions and 0 deletions
192
test/rebar_compiler_tests.erl
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192
test/rebar_compiler_tests.erl
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%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
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%% ex: ts=4 sw=4 et
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%% -------------------------------------------------------------------
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%%
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%% rebar: Erlang Build Tools
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%%
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%% Copyright (c) 2014 Vlad Dumitrescu (vladdu55@gmail.com)
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%%
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%% Permission is hereby granted, free of charge, to any person obtaining a copy
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%% of this software and associated documentation files (the "Software"), to deal
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%% in the Software without restriction, including without limitation the rights
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%% to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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%% copies of the Software, and to permit persons to whom the Software is
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%% furnished to do so, subject to the following conditions:
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%%
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%% The above copyright notice and this permission notice shall be included in
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%% all copies or substantial portions of the Software.
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%%
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%% THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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%% IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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%% FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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%% AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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%% LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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%% OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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%% THE SOFTWARE.
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%% -------------------------------------------------------------------
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%% @author Vlad Dumitrescu <vladdu55@gmail.com>
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%% @author Chris Bernard <cebernard@gmail.com>
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%% @doc This tests functionality provided by the rebar command 'compile'.
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%% -------------------------------------------------------------------
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-module(rebar_compiler_tests).
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-compile(export_all).
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-include_lib("eunit/include/eunit.hrl").
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%% Assuming this test is run inside the rebar 'eunit'
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%% command, the current working directory will be '.eunit'
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-define(REBAR_SCRIPT, "../rebar").
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-define(TMP_DIR, "tmp_eunit/").
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%% ====================================================================
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%% Rebar compiler tests
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%% ====================================================================
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keep_going_test_() ->
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{"Ensure compiler keeps going after finding errors, when --keep-going is requested",
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setup,
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fun() ->
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setup_basic_project(),
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rebar("-k compile")
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end,
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fun teardown/1,
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fun(RebarOut)->
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[
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{"Continue after error",
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?_assert(string:str(RebarOut, "Continuing after build error") =/= 0)},
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?_assert(string:str(RebarOut, "ERROR: compile failed") == 0)
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] ++ assert_files_in("ebin", ["ebin/myapp_mymod2.beam"])
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end
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}.
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keep_going_firstfiles_test_() ->
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{"Ensure compiler keeps going after finding errors in erl_first_files, when --keep-going is requested",
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setup,
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fun() ->
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setup_basic_project(),
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setup_rebar_config(),
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rebar("-k compile")
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end,
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fun teardown/1,
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fun(RebarOut)->
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[
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{"Continue after error",
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?_assert(string:str(RebarOut, "Continuing after build error") =/= 0)},
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?_assert(string:str(RebarOut, "ERROR: compile failed") == 0)
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] ++ assert_files_in("ebin", ["ebin/myapp_mymod2.beam"])
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end
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}.
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not_keep_going_test_() ->
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{"Ensure compiler stops after finding errors",
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setup,
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fun() ->
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setup_basic_project(),
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setup_rebar_config(),
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rebar("compile")
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end,
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fun teardown/1,
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fun(RebarOut)->
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[
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{"Exit after error",
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?_assert(string:str(RebarOut, "ERROR: compile failed") =/= 0)}
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] ++ assert_files_not_in("ebin", ["ebin/myapp_mymod2.beam"])
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end
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}.
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%% ====================================================================
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%% Setup and Teardown
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%% ====================================================================
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-define(rebar_config,
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["{erl_first_files, [\"src/myapp_mymod1.erl\"]}."
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]).
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%% this file has a syntax error
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-define(myapp_mymod1,
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["-module(myapp_mymod1).\n",
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"-export([myfunc/0]).\n",
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"my func() -> [4], ok.\n"]).
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-define(myapp_mymod2,
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["-module(myapp_mymod2).\n",
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"-export([myfunc/0]).\n",
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"myfunc() -> [4], ok.\n"]).
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make_tmp_dir() ->
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case file:make_dir(?TMP_DIR) of
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ok ->
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ok;
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{error, eexist} ->
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remove_tmp_dir(),
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make_tmp_dir();
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Error ->
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throw(Error)
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end.
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setup_environment() ->
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ok = make_tmp_dir(),
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prepare_rebar_script(),
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ok = file:set_cwd(?TMP_DIR).
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setup_rebar_config() ->
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ok = file:write_file("rebar.config", ?rebar_config).
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setup_basic_project() ->
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setup_environment(),
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rebar("create-app appid=myapp"),
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ok = file:make_dir("ebin"),
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ok = file:write_file("src/myapp_mymod1.erl", ?myapp_mymod1),
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ok = file:write_file("src/myapp_mymod2.erl", ?myapp_mymod2).
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teardown(_) ->
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ok = file:set_cwd(".."),
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ok = remove_tmp_dir().
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remove_tmp_dir() ->
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remove_tmp_dir(arg_for_eunit).
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remove_tmp_dir(_) ->
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ok = rebar_file_utils:rm_rf(?TMP_DIR).
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%% ====================================================================
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%% Helper Functions
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%% ====================================================================
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prepare_rebar_script() ->
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Rebar = ?TMP_DIR ++ "rebar",
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{ok, _} = file:copy(?REBAR_SCRIPT, Rebar),
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case os:type() of
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{unix, _} ->
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[] = os:cmd("chmod u+x " ++ Rebar);
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{win32, _} ->
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{ok, _} = file:copy(?REBAR_SCRIPT ++ ".cmd",
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?TMP_DIR ++ "rebar.cmd")
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end.
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rebar() ->
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rebar([]).
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rebar(Args) when is_list(Args) ->
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Out = os:cmd(filename:nativename("./rebar") ++ " " ++ Args),
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%% ?debugMsg("**** Begin"), ?debugMsg(Out), ?debugMsg("**** End"),
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Out.
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assert_dirs_in(Name, [Dir|T]) ->
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[{Name ++ " has directory: " ++ Dir, ?_assert(filelib:is_dir(Dir))} |
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assert_dirs_in(Name, T)];
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assert_dirs_in(_, []) -> [].
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assert_files_in(Name, [File|T]) ->
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[{Name ++ " has file: " ++ File, ?_assert(filelib:is_regular(File))} |
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assert_files_in(Name, T)];
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assert_files_in(_, []) -> [].
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assert_files_not_in(Name, [File|T]) ->
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[{Name ++ " does not have file: " ++ File,
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?_assertNot(filelib:is_regular(File))} | assert_files_not_in(Name, T)];
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assert_files_not_in(_, []) -> [].
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