unit-tests: Add separate test runner to test IKEv2 exchanges

This allows proper initialization of the daemon and the helper object.

src/libcharon/tests/Makefile.am

@@ -1,4 +1,4 @@
-TESTS = libcharon_tests
+TESTS = libcharon_tests exchange_tests
 
 check_PROGRAMS = $(TESTS)
 
@@ -6,9 +6,6 @@ libcharon_tests_SOURCES = \
   suites/test_ike_cfg.c \
   suites/test_mem_pool.c \
   suites/test_message_chapoly.c \
-  utils/exchange_test_helper.h utils/exchange_test_helper.c \
-  utils/mock_ipsec.h utils/mock_ipsec.c \
-  utils/mock_sender.h utils/mock_sender.c \
   libcharon_tests.h libcharon_tests.c
 
 libcharon_tests_CFLAGS = \
@@ -24,3 +21,24 @@ libcharon_tests_LDADD = \
   $(top_builddir)/src/libcharon/libcharon.la \
   $(top_builddir)/src/libstrongswan/libstrongswan.la \
   $(top_builddir)/src/libstrongswan/tests/libtest.la
+
+
+exchange_tests_SOURCES = \
+  utils/exchange_test_helper.h utils/exchange_test_helper.c \
+  utils/mock_ipsec.h utils/mock_ipsec.c \
+  utils/mock_sender.h utils/mock_sender.c \
+  exchange_tests.h exchange_tests.c
+
+exchange_tests_CFLAGS = \
+  -I$(top_srcdir)/src/libcharon \
+  -I$(top_srcdir)/src/libstrongswan \
+  -I$(top_srcdir)/src/libstrongswan/tests \
+  -DPLUGINDIR=\""$(abs_top_builddir)/src/libstrongswan/plugins\"" \
+  -DPLUGINS=\""${s_plugins}\"" \
+  @COVERAGE_CFLAGS@
+
+exchange_tests_LDFLAGS = @COVERAGE_LDFLAGS@
+exchange_tests_LDADD = \
+  $(top_builddir)/src/libcharon/libcharon.la \
+  $(top_builddir)/src/libstrongswan/libstrongswan.la \
+  $(top_builddir)/src/libstrongswan/tests/libtest.la

src/libcharon/tests/exchange_tests.c

@@ -0,0 +1,64 @@
+/*
+ * Copyright (C) 2016 Tobias Brunner
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+#include <test_runner.h>
+#include <daemon.h>
+
+#include "utils/exchange_test_helper.h"
+
+/* declare test suite constructors */
+#define TEST_SUITE(x) test_suite_t* x();
+#define TEST_SUITE_DEPEND(x, ...) TEST_SUITE(x)
+#include "exchange_tests.h"
+#undef TEST_SUITE
+#undef TEST_SUITE_DEPEND
+
+static test_configuration_t tests[] = {
+#define TEST_SUITE(x) \
+	{ .suite = x, },
+#define TEST_SUITE_DEPEND(x, type, ...) \
+	{ .suite = x, .feature = PLUGIN_DEPENDS(type, __VA_ARGS__) },
+#include "exchange_tests.h"
+	{ .suite = NULL, }
+};
+
+static bool test_runner_init(bool init)
+{
+	if (init)
+	{
+		char *plugins, *plugindir;
+
+		libcharon_init();
+
+		plugins = getenv("TESTS_PLUGINS") ?:
+					lib->settings->get_str(lib->settings,
+										"tests.load", PLUGINS);
+		plugindir = lib->settings->get_str(lib->settings,
+										"tests.plugindir", PLUGINDIR);
+		plugin_loader_add_plugindirs(plugindir, plugins);
+		exchange_test_helper_init(plugins);
+	}
+	else
+	{
+		exchange_test_helper_deinit();
+		libcharon_deinit();
+	}
+	return TRUE;
+}
+
+int main(int argc, char *argv[])
+{
+	return test_runner_run("exchanges", tests, test_runner_init);
+}

src/libcharon/tests/exchange_tests.h

@@ -0,0 +1,14 @@
+/*
+ * Copyright (C) 2016 Tobias Brunner
+ * HSR Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */