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      1 # This file is part of Autoconf.                          -*- Autoconf -*-
      2 # M4 macros used in running tests using third-party testing tools.
      3 m4_define([_AT_COPYRIGHT_YEARS],
      4 [Copyright (C) 2009-2012 Free Software Foundation, Inc.])
      5 
      6 # This file is part of Autoconf.  This program is free
      7 # software; you can redistribute it and/or modify it under the
      8 # terms of the GNU General Public License as published by the
      9 # Free Software Foundation, either version 3 of the License, or
     10 # (at your option) any later version.
     11 #
     12 # This program is distributed in the hope that it will be useful,
     13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     15 # GNU General Public License for more details.
     16 #
     17 # Under Section 7 of GPL version 3, you are granted additional
     18 # permissions described in the Autoconf Configure Script Exception,
     19 # version 3.0, as published by the Free Software Foundation.
     20 #
     21 # You should have received a copy of the GNU General Public License
     22 # and a copy of the Autoconf Configure Script Exception along with
     23 # this program; see the files COPYINGv3 and COPYING.EXCEPTION
     24 # respectively.  If not, see <http://www.gnu.org/licenses/>.
     25 
     26 
     27 ## ------------------------ ##
     28 ## Erlang EUnit unit tests. ##
     29 ## ------------------------ ##
     30 
     31 # AT_CHECK_EUNIT(MODULE, SPEC, [ERLFLAGS], [RUN-IF-FAIL], [RUN-IF-PASS])
     32 # ----------------------------------------------------------------------
     33 # Check that the EUnit test specification SPEC passes. The ERLFLAGS
     34 # optional flags are passed to the Erlang interpreter command line to
     35 # execute the test. The test is executed from an automatically
     36 # generated Erlang module named MODULE. Each call to this macro should
     37 # have a distinct MODULE name within each test group, to ease
     38 # debugging.
     39 # An Erlang/OTP version which contains the eunit library must be
     40 # installed, in order to execute this macro in a test suite.  The ERL,
     41 # ERLC, and ERLCFLAGS variables must be defined in atconfig,
     42 # typically by using the AC_ERLANG_PATH_ERL and AC_ERLANG_PATH_ERLC
     43 # Autoconf macros.
     44 _AT_DEFINE_SETUP([AT_CHECK_EUNIT],
     45 [AT_SKIP_IF([test ! -f "$ERL" || test ! -f "$ERLC"])
     46 ## A wrapper to EUnit, to exit the Erlang VM with the right exit code:
     47 AT_DATA([$1.erl],
     48 [[-module($1).
     49 -export([test/0, test/1]).
     50 test() -> test([]).
     51 test(Options) ->
     52   TestSpec = $2,
     53   ReturnValue = case code:load_file(eunit) of
     54     {module, _} -> case eunit:test(TestSpec, Options) of
     55         ok -> "0\n"; %% test passes
     56         _  -> "1\n"  %% test fails
     57       end;
     58     _ -> "77\n" %% EUnit not found, test skipped
     59   end,
     60   file:write_file("$1.result", ReturnValue),
     61   init:stop().
     62 ]])
     63 AT_CHECK(["$ERLC" $ERLCFLAGS -b beam $1.erl])
     64 ## Make EUnit verbose when testsuite is verbose:
     65 if test -z "$at_verbose"; then
     66   at_eunit_options="verbose"
     67 else
     68   at_eunit_options=""
     69 fi
     70 AT_CHECK(["$ERL" $3 -s $1 test $at_eunit_options -noshell], [0], [ignore], [],
     71          [$4], [$5])
     72 AT_CAPTURE_FILE([$1.result])
     73 AT_CHECK([test -f "$1.result" && (exit `cat "$1.result"`)])
     74 ])
     75