Add tests for enumerator_t

src/libstrongswan/tests/Makefile.am

@@ -3,7 +3,8 @@ TESTS = test_runner
 check_PROGRAMS = $(TESTS)
 
 test_runner_SOURCES = \
-  test_runner.c test_runner.h
+  test_runner.c test_runner.h \
+  test_enumerator.c
 
 
 test_runner_CFLAGS = \

src/libstrongswan/tests/test_enumerator.c

@@ -0,0 +1,191 @@
+/*
+ * Copyright (C) 2013 Tobias Brunner
+ * Copyright (C) 2007 Martin Willi
+ * 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 <check.h>
+
+#include <collections/enumerator.h>
+#include <collections/linked_list.h>
+
+/*******************************************************************************
+ * token test
+ */
+
+static const char *token_results1[] = { "abc", "cde", "efg" };
+static const char *token_results2[] = { "a", "b", "c" };
+
+static struct {
+	char *string;
+	char *sep;
+	char *trim;
+	const char **results;
+} token_tests[] = {
+	{"abc, cde, efg", ",", " ", token_results1},
+	{" abc 1:2 cde;3  4efg5.  ", ":;.,", " 12345", token_results1},
+	{"abc.cde,efg", ",.", "", token_results1},
+	{"  abc   cde  efg  ", " ", " ", token_results1},
+	{"a'abc' c 'cde' cefg", " ", " abcd", token_results1},
+	{"'abc' abc 'cde'd 'efg'", " ", " abcd", token_results1},
+
+	{"a, b, c", ",", " ", token_results2},
+	{"a,b,c", ",", " ", token_results2},
+	{" a 1:2 b;3  4c5.  ", ":;.,", " 12345", token_results2},
+	{"a.b,c", ",.", "", token_results2},
+	{"  a   b  c  ", " ", " ", token_results2},
+};
+
+START_TEST(test_token)
+{
+	enumerator_t *enumerator;
+	const char **results;
+	char *token;
+	int tok = 0;
+
+	enumerator = enumerator_create_token(token_tests[_i].string,
+									token_tests[_i].sep, token_tests[_i].trim);
+	results = token_tests[_i].results;
+	while (enumerator->enumerate(enumerator, &token))
+	{
+		switch (tok)
+		{
+			case 0:
+			case 1:
+			case 2:
+				ck_assert_str_eq(token, results[tok]);
+				break;
+			default:
+				fail("unexpected token '%s'", token);
+		}
+		tok++;
+	}
+	fail_if(tok != 3, "not enough tokens (%d) extracted from '%s'",
+			tok, token_tests[_i].string);
+	enumerator->destroy(enumerator);
+}
+END_TEST
+
+/*******************************************************************************
+ * utility for filtered and nested tests
+ */
+
+static void destroy_data(void *data)
+{
+	fail_if(data != (void*)101, "data does not match '101' in destructor");
+}
+
+/*******************************************************************************
+ * filtered test
+ */
+
+static bool filter(void *data, int *v, int *vo, int *w, int *wo,
+				   int *x, int *xo, int *y, int *yo, int *z, int *zo)
+{
+	int val = *v;
+
+	*vo = val++;
+	*wo = val++;
+	*xo = val++;
+	*yo = val++;
+	*zo = val++;
+	fail_if(data != (void*)101, "data does not match '101' in filter function");
+	return TRUE;
+}
+
+START_TEST(test_filtered)
+{
+	int round, v, w, x, y, z;
+	linked_list_t *list;
+	enumerator_t *enumerator;
+
+	list = linked_list_create_with_items((void*)1, (void*)2, (void*)3, (void*)4,
+										 (void*)5, NULL);
+
+	round = 1;
+	enumerator = enumerator_create_filter(list->create_enumerator(list),
+									(void*)filter, (void*)101, destroy_data);
+	while (enumerator->enumerate(enumerator, &v, &w, &x, &y, &z))
+	{
+		ck_assert_int_eq(v, round);
+		ck_assert_int_eq(w, round + 1);
+		ck_assert_int_eq(x, round + 2);
+		ck_assert_int_eq(y, round + 3);
+		ck_assert_int_eq(z, round + 4);
+		round++;
+	}
+	enumerator->destroy(enumerator);
+
+	list->destroy(list);
+}
+END_TEST
+
+/*******************************************************************************
+ * nested test
+ */
+
+static enumerator_t* create_inner(linked_list_t *outer, void *data)
+{
+	fail_if(data != (void*)101, "data does not match '101' in nested constr.");
+	return outer->create_enumerator(outer);
+}
+
+START_TEST(test_nested)
+{
+	int round, x;
+	linked_list_t *list, *l1, *l2, *l3;
+	enumerator_t *enumerator;
+
+	l1 = linked_list_create_with_items((void*)1, (void*)2, NULL);
+	l2 = linked_list_create();
+	l3 = linked_list_create_with_items((void*)3, (void*)4, (void*)5, NULL);
+	list = linked_list_create_with_items(l1, l2, l3, NULL);
+
+	round = 1;
+	enumerator = enumerator_create_nested(list->create_enumerator(list),
+					(void*)create_inner, (void*)101, destroy_data);
+	while (enumerator->enumerate(enumerator, &x))
+	{
+		ck_assert_int_eq(round, x);
+		round++;
+	}
+	enumerator->destroy(enumerator);
+
+	list->destroy(list);
+	l1->destroy(l1);
+	l2->destroy(l2);
+	l3->destroy(l3);
+}
+END_TEST
+
+Suite *enumerator_suite_create()
+{
+	Suite *s;
+	TCase *tc;
+
+	s = suite_create("enumerator");
+
+	tc = tcase_create("tokens");
+	tcase_add_loop_test(tc, test_token, 0, countof(token_tests));
+	suite_add_tcase(s, tc);
+
+	tc = tcase_create("filtered");
+	tcase_add_test(tc, test_filtered);
+	suite_add_tcase(s, tc);
+
+	tc = tcase_create("nested");
+	tcase_add_test(tc, test_nested);
+	suite_add_tcase(s, tc);
+
+	return s;
+}

src/libstrongswan/tests/test_runner.c

@@ -28,6 +28,7 @@ int main()
 	library_init(NULL);
 
 	sr = srunner_create(NULL);
+	srunner_add_suite(sr, enumerator_suite_create());
 
 	srunner_run_all(sr, CK_NORMAL);
 	nf = srunner_ntests_failed(sr);

src/libstrongswan/tests/test_runner.h

@@ -18,4 +18,6 @@
 
 #include <check.h>
 
+Suite *enumerator_suite_create();
+
 #endif /** TEST_RUNNER_H_ */