mirror of
https://github.com/correl/rebar.git
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87 lines
3 KiB
Erlang
87 lines
3 KiB
Erlang
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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) 2015 David Kubecka
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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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-module(erlc_dep_graph_rt).
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-export([files/0,
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run/1]).
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-include_lib("eunit/include/eunit.hrl").
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files() ->
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[{copy, "../../rebar", "rebar"},
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{copy, "src", "src"}].
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run(_Dir) ->
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compile_all(ok, ""),
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check_beams_ok(),
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check_beams_untouched(),
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modify_and_recompile_ok(),
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ok.
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check_beams_ok() ->
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F = fun(BeamFile) -> ?assert(filelib:is_regular(BeamFile)) end,
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with_erl_beams(F).
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check_beams_untouched() ->
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Beams = filelib:wildcard("ebin/*.beam"),
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compile_all_and_assert_mtimes(Beams, fun erlang:'=:='/2).
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modify_and_recompile_ok() ->
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touch(["src/lisp.erl"]),
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compile_all_and_assert_mtimes(["ebin/lisp.beam"], fun erlang:'<'/2).
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compile_all_and_assert_mtimes(Beams, Cmp) ->
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BeamsModifiedBefore = mtime_ns(Beams),
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compile_all(ok, ""),
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BeamsModifiedAfter = mtime_ns(Beams),
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lists:zipwith(fun(Before, After) -> ?assert(Cmp(Before, After)) end,
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BeamsModifiedBefore, BeamsModifiedAfter).
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with_erl_beams(F) ->
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lists:map(
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fun(ErlFile) ->
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ErlRoot = filename:rootname(filename:basename(ErlFile)),
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BeamFile = filename:join("ebin", ErlRoot ++ ".beam"),
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F(BeamFile)
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end,
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filelib:wildcard("src/*.erl")).
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mtime_ns(Files) ->
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[os:cmd("stat -c%y " ++ File) || File <- Files].
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touch(Files) ->
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%% Sleep one second so that filelib:last_modified/1 is guaranteed to notice
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%% that files have changed.
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ok = timer:sleep(1000),
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[os:cmd("touch " ++ File) || File <- Files].
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compile_all(Result, Opts) ->
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?assertMatch({Result, _},
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retest_sh:run("./rebar " ++ Opts ++ " compile", [])).
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clean_all_ok() ->
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?assertMatch({ok, _}, retest_sh:run("./rebar clean", [])).
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