unittests: add ng_netreg tests

tests/unittests/tests-netreg/Makefile

+MODULE = tests-netreg
+
+include $(RIOTBASE)/Makefile.base

tests/unittests/tests-netreg/Makefile.include

+USEMODULE += ng_netreg

tests/unittests/tests-netreg/tests-netreg.c

+/*
+ * Copyright (C) 2014 Martine Lenders <mlenders@inf.fu-berlin.de>
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @{
+ *
+ * @file
+ */
+#include <errno.h>
+
+#include "embUnit.h"
+
+#include "net/ng_netreg.h"
+#include "net/ng_nettype.h"
+
+#include "tests-netreg.h"
+
+static void set_up(void)
+{
+    ng_netreg_init();
+}
+
+static void test_netreg_register__inval_undef(void)
+{
+    TEST_ASSERT_EQUAL_INT(-EINVAL, ng_netreg_register(NG_NETTYPE_UNDEF, TEST_UINT16,
+                          TEST_UINT8));
+}
+
+static void test_netreg_register__inval_numof(void)
+{
+    TEST_ASSERT_EQUAL_INT(-EINVAL, ng_netreg_register(NG_NETTYPE_NUMOF, TEST_UINT16,
+                          TEST_UINT8));
+}
+
+static void test_netreg_register__memfull(void)
+{
+    for (int i = 0; i < NG_NETREG_SIZE; i++) {
+        TEST_ASSERT_EQUAL_INT(0, ng_netreg_register(NG_NETTYPE_TEST, TEST_UINT16 + i,
+                              TEST_UINT8));
+    }
+
+    TEST_ASSERT_EQUAL_INT(-ENOMEM, ng_netreg_register(NG_NETTYPE_TEST, TEST_UINT16,
+                          TEST_UINT8 + 1));
+}
+
+static void test_netreg_register__success(void)
+{
+    ng_netreg_entry_t *entry = ng_netreg_lookup(NG_NETTYPE_TEST, TEST_UINT16);
+
+    TEST_ASSERT_NULL(entry);
+
+    TEST_ASSERT_EQUAL_INT(0, ng_netreg_register(NG_NETTYPE_TEST, TEST_UINT16,
+                          TEST_UINT8));
+    TEST_ASSERT_NOT_NULL((entry = ng_netreg_lookup(NG_NETTYPE_TEST, TEST_UINT16)));
+    TEST_ASSERT_EQUAL_INT(TEST_UINT16, entry->demux_ctx);
+    TEST_ASSERT_EQUAL_INT(TEST_UINT8, entry->pid);
+    TEST_ASSERT_NULL((ng_netreg_getnext(entry)));
+}
+
+static void test_netreg_register__double_registration(void)
+{
+    ng_netreg_entry_t *entry = NULL;
+
+    for (int i = 0; i < NG_NETREG_SIZE; i++) {
+        TEST_ASSERT_EQUAL_INT(0, ng_netreg_register(NG_NETTYPE_TEST, TEST_UINT16,
+                              TEST_UINT8));
+    }
+
+    TEST_ASSERT_NOT_NULL((entry = ng_netreg_lookup(NG_NETTYPE_TEST, TEST_UINT16)));
+    TEST_ASSERT_NULL((ng_netreg_getnext(entry)));
+}
+
+void test_netreg_unregister__success(void)
+{
+    test_netreg_register__success();
+    ng_netreg_unregister(NG_NETTYPE_TEST, TEST_UINT16, TEST_UINT8);
+    TEST_ASSERT_NULL(ng_netreg_lookup(NG_NETTYPE_TEST, TEST_UINT16));
+}
+
+void test_netreg_unregister__success2(void)
+{
+    ng_netreg_entry_t *entry = NULL;
+
+    test_netreg_register__success();
+    TEST_ASSERT_EQUAL_INT(0, ng_netreg_register(NG_NETTYPE_TEST, TEST_UINT16,
+                          TEST_UINT8 + 1));
+    ng_netreg_unregister(NG_NETTYPE_TEST, TEST_UINT16, TEST_UINT8);
+    TEST_ASSERT_NOT_NULL((entry = ng_netreg_lookup(NG_NETTYPE_TEST, TEST_UINT16)));
+    TEST_ASSERT_EQUAL_INT(TEST_UINT16, entry->demux_ctx);
+    TEST_ASSERT_EQUAL_INT(TEST_UINT8 + 1, entry->pid);
+    ng_netreg_unregister(NG_NETTYPE_TEST, TEST_UINT16 + 1, TEST_UINT8 + 1);
+}
+
+void test_netreg_lookup__wrong_type_undef(void)
+{
+    test_netreg_register__success();
+    TEST_ASSERT_NULL(ng_netreg_lookup(NG_NETTYPE_UNDEF, TEST_UINT16));
+}
+
+void test_netreg_lookup__wrong_type_numof(void)
+{
+    test_netreg_register__success();
+    TEST_ASSERT_NULL(ng_netreg_lookup(NG_NETTYPE_NUMOF, TEST_UINT16));
+}
+
+void test_netreg_num__empty(void)
+{
+    TEST_ASSERT_EQUAL_INT(0, ng_netreg_num(NG_NETTYPE_TEST, TEST_UINT16));
+    TEST_ASSERT_EQUAL_INT(0, ng_netreg_num(NG_NETTYPE_TEST, TEST_UINT16 + 1));
+}
+
+void test_netreg_num__wrong_type_undef(void)
+{
+    test_netreg_register__success();
+    TEST_ASSERT_EQUAL_INT(0, ng_netreg_num(NG_NETTYPE_UNDEF, TEST_UINT16));
+}
+
+void test_netreg_num__wrong_type_numof(void)
+{
+    test_netreg_register__success();
+    TEST_ASSERT_EQUAL_INT(0, ng_netreg_num(NG_NETTYPE_NUMOF, TEST_UINT16));
+}
+
+void test_netreg_num__2_entries(void)
+{
+    test_netreg_register__success();
+    TEST_ASSERT_EQUAL_INT(1, ng_netreg_num(NG_NETTYPE_TEST, TEST_UINT16));
+    TEST_ASSERT_EQUAL_INT(0, ng_netreg_register(NG_NETTYPE_TEST, TEST_UINT16,
+                          TEST_UINT8 + 1));
+    TEST_ASSERT_EQUAL_INT(2, ng_netreg_num(NG_NETTYPE_TEST, TEST_UINT16));
+}
+
+void test_netreg_getnext__NULL(void)
+{
+    test_netreg_register__success();
+    TEST_ASSERT_NULL(ng_netreg_getnext(NULL));
+}
+
+void test_netreg_getnext__2_entries(void)
+{
+    ng_netreg_entry_t *entry = NULL;
+
+    test_netreg_num__2_entries();
+    TEST_ASSERT_NOT_NULL((entry = ng_netreg_lookup(NG_NETTYPE_TEST, TEST_UINT16)));
+    TEST_ASSERT_NOT_NULL(ng_netreg_getnext(entry));
+}
+
+Test *tests_netreg_tests(void)
+{
+    EMB_UNIT_TESTFIXTURES(fixtures) {
+        new_TestFixture(test_netreg_register__inval_undef),
+        new_TestFixture(test_netreg_register__inval_numof),
+        new_TestFixture(test_netreg_register__memfull),
+        new_TestFixture(test_netreg_register__success),
+        new_TestFixture(test_netreg_register__double_registration),
+        new_TestFixture(test_netreg_unregister__success),
+        new_TestFixture(test_netreg_unregister__success2),
+        new_TestFixture(test_netreg_lookup__wrong_type_undef),
+        new_TestFixture(test_netreg_lookup__wrong_type_numof),
+        new_TestFixture(test_netreg_num__empty),
+        new_TestFixture(test_netreg_num__wrong_type_undef),
+        new_TestFixture(test_netreg_num__wrong_type_numof),
+        new_TestFixture(test_netreg_num__2_entries),
+        new_TestFixture(test_netreg_getnext__NULL),
+        new_TestFixture(test_netreg_getnext__2_entries),
+    };
+
+    EMB_UNIT_TESTCALLER(netreg_tests, set_up, NULL, fixtures);
+
+    return (Test *)&netreg_tests;
+}
+
+void tests_netreg(void)
+{
+    TESTS_RUN(tests_netreg_tests());
+}
+/** @} */

tests/unittests/tests-netreg/tests-netreg.h

+/*
+ * Copyright (C) 2014 Martin Lenders
+ *
+ * This file is subject to the terms and conditions of the GNU Lesser
+ * General Public License v2.1. See the file LICENSE in the top level
+ * directory for more details.
+ */
+
+/**
+ * @addtogroup  unittests
+ * @{
+ *
+ * @file        tests-netreg.h
+ * @brief       Unittests for the ``netreg`` module
+ *
+ * @author      Martine Lenders <mlenders@inf.fu-berlin.de>
+ */
+#ifndef __TESTS_NETREG_H_
+#define __TESTS_NETREG_H_
+
+#include "embUnit.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @brief   The entry point of this test suite.
+ */
+void tests_netreg(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __TESTS_NETREG_H_ */
+/** @} */