Adding upstream version 8.4.4.upstream/8.4.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 245 insertions, 0 deletions

diff --git a/pceplib/test/pcep_utils_memory_test.c b/pceplib/test/pcep_utils_memory_test.c
new file mode 100644
index 0000000..0958626
--- /dev/null
+++ b/pceplib/test/pcep_utils_memory_test.c
@@ -0,0 +1,245 @@
+/*
+ * This file is part of the PCEPlib, a PCEP protocol library.
+ *
+ * Copyright (C) 2020 Volta Networks https://voltanet.io/
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * Author : Brady Johnson <brady@voltanet.io>
+ *
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdlib.h>
+#include <stdint.h>
+
+#include <CUnit/CUnit.h>
+
+#include "pcep_utils_memory.h"
+#include "pcep_utils_memory_test.h"
+
+void *test_pceplib_malloc(void *mem_type, size_t size);
+void *test_pceplib_calloc(void *mem_type, size_t size);
+void *test_pceplib_realloc(void *mem_type, void *ptr, size_t size);
+void *test_pceplib_strdup(void *mem_type, const char *str);
+void test_pceplib_free(void *mem_type, void *ptr);
+void verify_memory_type(struct pceplib_memory_type *mt, uint32_t num_alloc,
+			uint32_t alloc_bytes, uint32_t num_free,
+			uint32_t free_bytes);
+void verify_ext_memory_type(void *mt, int num_malloc_calls,
+			    int num_calloc_calls, int num_realloc_calls,
+			    int num_strdup_calls, int num_free_calls);
+
+struct test_memory_type {
+	int num_malloc_calls;
+	int num_calloc_calls;
+	int num_realloc_calls;
+	int num_strdup_calls;
+	int num_free_calls;
+};
+
+void *test_pceplib_malloc(void *mem_type, size_t size)
+{
+	((struct test_memory_type *)mem_type)->num_malloc_calls++;
+	return malloc(size);
+}
+
+void *test_pceplib_calloc(void *mem_type, size_t size)
+{
+	((struct test_memory_type *)mem_type)->num_calloc_calls++;
+	return calloc(1, size);
+}
+
+void *test_pceplib_realloc(void *mem_type, void *ptr, size_t size)
+{
+	((struct test_memory_type *)mem_type)->num_realloc_calls++;
+	return realloc(ptr, size);
+}
+
+void *test_pceplib_strdup(void *mem_type, const char *str)
+{
+	((struct test_memory_type *)mem_type)->num_strdup_calls++;
+	return strdup(str);
+}
+
+void test_pceplib_free(void *mem_type, void *ptr)
+{
+	((struct test_memory_type *)mem_type)->num_free_calls++;
+	free(ptr);
+}
+
+void verify_memory_type(struct pceplib_memory_type *mt, uint32_t num_alloc,
+			uint32_t alloc_bytes, uint32_t num_free,
+			uint32_t free_bytes)
+{
+	CU_ASSERT_EQUAL(num_alloc, mt->num_allocates);
+	CU_ASSERT_EQUAL(alloc_bytes, mt->total_bytes_allocated);
+	CU_ASSERT_EQUAL(num_free, mt->num_frees);
+	CU_ASSERT_EQUAL(free_bytes, mt->total_bytes_freed);
+}
+
+void verify_ext_memory_type(void *mt, int num_malloc_calls,
+			    int num_calloc_calls, int num_realloc_calls,
+			    int num_strdup_calls, int num_free_calls)
+{
+	struct test_memory_type *mt_ptr = (struct test_memory_type *)mt;
+	CU_ASSERT_EQUAL(num_malloc_calls, mt_ptr->num_malloc_calls);
+	CU_ASSERT_EQUAL(num_calloc_calls, mt_ptr->num_calloc_calls);
+	CU_ASSERT_EQUAL(num_realloc_calls, mt_ptr->num_realloc_calls);
+	CU_ASSERT_EQUAL(num_strdup_calls, mt_ptr->num_strdup_calls);
+	CU_ASSERT_EQUAL(num_free_calls, mt_ptr->num_free_calls);
+}
+
+void test_memory_internal_impl()
+{
+	int alloc_size = 100;
+	struct pceplib_memory_type *pceplib_infra_ptr =
+		(struct pceplib_memory_type *)PCEPLIB_INFRA;
+	struct pceplib_memory_type *pceplib_messages_ptr =
+		(struct pceplib_memory_type *)PCEPLIB_MESSAGES;
+	int alloc_counter = 1;
+	int free_counter = 1;
+
+	/* reset the memory type counters for easier testing */
+	pceplib_infra_ptr->num_allocates =
+		pceplib_infra_ptr->total_bytes_allocated =
+			pceplib_infra_ptr->num_frees =
+				pceplib_infra_ptr->total_bytes_freed = 0;
+	pceplib_messages_ptr->num_allocates =
+		pceplib_messages_ptr->total_bytes_allocated =
+			pceplib_messages_ptr->num_frees =
+				pceplib_messages_ptr->total_bytes_freed = 0;
+
+	/* Make sure nothing crashes when all these are set NULL, since the
+	 * internal default values should still be used. */
+	pceplib_memory_initialize(NULL, NULL, NULL, NULL, NULL, NULL, NULL);
+
+	/* Test malloc() */
+	void *ptr = pceplib_malloc(PCEPLIB_INFRA, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_INFRA, ptr);
+	verify_memory_type(pceplib_infra_ptr, alloc_counter, alloc_size,
+			   free_counter++, 0);
+
+	/* Test calloc() */
+	ptr = pceplib_calloc(PCEPLIB_INFRA, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_INFRA, ptr);
+	alloc_counter++;
+	verify_memory_type(pceplib_infra_ptr, alloc_counter,
+			   alloc_size * alloc_counter, free_counter++, 0);
+
+	/* Test realloc() */
+	ptr = pceplib_malloc(PCEPLIB_INFRA, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	ptr = pceplib_realloc(PCEPLIB_INFRA, ptr, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_INFRA, ptr);
+	alloc_counter += 2;
+	verify_memory_type(pceplib_infra_ptr, alloc_counter,
+			   alloc_size * alloc_counter, free_counter++, 0);
+
+	/* Test strdup() */
+	ptr = pceplib_malloc(PCEPLIB_INFRA, alloc_size);
+	/* Make strdup duplicate (alloc_size - 1) bytes */
+	memset(ptr, 'a', alloc_size);
+	((char *)ptr)[alloc_size - 1] = '\0';
+	char *str = pceplib_strdup(PCEPLIB_INFRA, (char *)ptr);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_INFRA, ptr);
+	pceplib_free(PCEPLIB_INFRA, str);
+	alloc_counter += 2;
+	free_counter++;
+	verify_memory_type(pceplib_infra_ptr, alloc_counter,
+			   (alloc_size * alloc_counter) - 1, free_counter, 0);
+
+	/* Make sure only the pceplib_infra_ptr memory counters are incremented
+	 */
+	verify_memory_type(pceplib_messages_ptr, 0, 0, 0, 0);
+}
+
+void test_memory_external_impl()
+{
+	int alloc_size = 100;
+	struct pceplib_memory_type *pceplib_infra_ptr =
+		(struct pceplib_memory_type *)PCEPLIB_INFRA;
+	struct pceplib_memory_type *pceplib_messages_ptr =
+		(struct pceplib_memory_type *)PCEPLIB_MESSAGES;
+
+	/* reset the internal memory type counters to later verify they are NOT
+	 * incremented since an external impl was provided */
+	pceplib_infra_ptr->num_allocates =
+		pceplib_infra_ptr->total_bytes_allocated =
+			pceplib_infra_ptr->num_frees =
+				pceplib_infra_ptr->total_bytes_freed = 0;
+	pceplib_messages_ptr->num_allocates =
+		pceplib_messages_ptr->total_bytes_allocated =
+			pceplib_messages_ptr->num_frees =
+				pceplib_messages_ptr->total_bytes_freed = 0;
+
+	/* Setup the external memory type */
+	struct test_memory_type infra_mt, messages_mt;
+	void *infra_ptr = &infra_mt;
+	void *messages_ptr = &messages_mt;
+	memset(infra_ptr, 0, sizeof(struct test_memory_type));
+	memset(messages_ptr, 0, sizeof(struct test_memory_type));
+	int free_counter = 1;
+
+	/* Initialize the PCEPlib memory system with an external implementation
+	 */
+	pceplib_memory_initialize(infra_ptr, messages_ptr, test_pceplib_malloc,
+				  test_pceplib_calloc, test_pceplib_realloc,
+				  test_pceplib_strdup, test_pceplib_free);
+
+	/* Test malloc() */
+	void *ptr = pceplib_malloc(PCEPLIB_MESSAGES, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_MESSAGES, ptr);
+	verify_ext_memory_type(messages_ptr, 1, 0, 0, 0, free_counter++);
+
+	/* Test calloc() */
+	ptr = pceplib_calloc(PCEPLIB_MESSAGES, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_MESSAGES, ptr);
+	verify_ext_memory_type(messages_ptr, 1, 1, 0, 0, free_counter++);
+
+	/* Test realloc() */
+	ptr = pceplib_malloc(PCEPLIB_MESSAGES, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	ptr = pceplib_realloc(PCEPLIB_MESSAGES, ptr, alloc_size);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_MESSAGES, ptr);
+	verify_ext_memory_type(messages_ptr, 2, 1, 1, 0, free_counter++);
+
+	/* Test strdup() */
+	ptr = pceplib_malloc(PCEPLIB_MESSAGES, alloc_size);
+	/* Make strdup duplicate (alloc_size - 1) bytes */
+	memset(ptr, 'a', alloc_size);
+	((char *)ptr)[alloc_size - 1] = '\0';
+	char *str = pceplib_strdup(PCEPLIB_MESSAGES, (char *)ptr);
+	CU_ASSERT_PTR_NOT_NULL(ptr);
+	pceplib_free(PCEPLIB_MESSAGES, ptr);
+	pceplib_free(PCEPLIB_MESSAGES, str);
+	verify_ext_memory_type(messages_ptr, 3, 1, 1, 1, free_counter + 1);
+
+	/* Make sure the internal memory counters are NOT incremented */
+	verify_memory_type(pceplib_infra_ptr, 0, 0, 0, 0);
+	verify_memory_type(pceplib_messages_ptr, 0, 0, 0, 0);
+
+	verify_ext_memory_type(infra_ptr, 0, 0, 0, 0, 0);
+}