rebar/inttest/port/port_rt.erl

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2014-06-15 14:31:56 +00:00
%% -*- erlang-indent-level: 4;indent-tabs-mode: nil -*-
%% ex: ts=4 sw=4 et
-module(port_rt).
-export([files/0,
run/1]).
-include_lib("eunit/include/eunit.hrl").
files() ->
[
{copy, "../../rebar", "rebar"},
{copy, "rebar.config", "rebar.config"},
{copy, "c_src", "c_src"},
{create, "ebin/foo.app", app(foo, [])}
].
run(_Dir) ->
% wait a bit for new files to have different timestamps
wait(),
% test.so is created during first compile
?assertEqual(0, filelib:last_modified("priv/test.so")),
?assertMatch({ok, _}, retest_sh:run("./rebar compile", [])),
TestSo1 = filelib:last_modified("priv/test.so"),
?assert(TestSo1 > 0),
wait(),
% nothing happens during second compile
?assertMatch({ok, _}, retest_sh:run("./rebar compile", [])),
TestSo2 = filelib:last_modified("priv/test.so"),
Test1o2 = filelib:last_modified("c_src/test1.o"),
Test2o2 = filelib:last_modified("c_src/test2.o"),
?assertEqual(TestSo1, TestSo2),
?assert(TestSo1 >= Test1o2),
?assert(TestSo1 >= Test2o2),
wait(),
% when test2.c changes, at least test2.o and test.so are rebuilt
?assertMatch({ok, _}, retest_sh:run("touch c_src/test2.c", [])),
?assertMatch({ok, _}, retest_sh:run("./rebar compile", [])),
TestSo3 = filelib:last_modified("priv/test.so"),
Test2o3 = filelib:last_modified("c_src/test2.o"),
?assert(TestSo3 > TestSo2),
?assert(Test2o3 > TestSo2),
wait(),
% when test2.h changes, at least test2.o and test.so are rebuilt
?assertMatch({ok, _}, retest_sh:run("touch c_src/test2.h", [])),
?assertMatch({ok, _}, retest_sh:run("./rebar compile", [])),
TestSo4 = filelib:last_modified("priv/test.so"),
Test2o4 = filelib:last_modified("c_src/test2.o"),
?assert(TestSo4 > TestSo3),
?assert(Test2o4 > TestSo3),
wait(),
% when test1.h changes, everything is rebuilt
?assertMatch({ok, _}, retest_sh:run("touch c_src/test1.h", [])),
?assertMatch({ok, _}, retest_sh:run("./rebar compile", [])),
TestSo5 = filelib:last_modified("priv/test.so"),
Test1o5 = filelib:last_modified("c_src/test1.o"),
Test2o5 = filelib:last_modified("c_src/test2.o"),
?assert(TestSo5 > TestSo4),
?assert(Test1o5 > TestSo4),
?assert(Test2o5 > TestSo4),
ok.
wait() ->
timer:sleep(1000).
%%
%% Generate the contents of a simple .app file
%%
app(Name, Modules) ->
App = {application, Name,
[{description, atom_to_list(Name)},
{vsn, "1"},
{modules, Modules},
{registered, []},
{applications, [kernel, stdlib]}]},
io_lib:format("~p.\n", [App]).