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/*
* Copyright (c) 2014-2020 Pavel Kalvoda <me@pavelkalvoda.com>
*
* libcbor is free software; you can redistribute it and/or modify
* it under the terms of the MIT license. See LICENSE for details.
*/
#include <setjmp.h>
#include <stdarg.h>
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#include <cmocka.h>
#include "assertions.h"
#include "cbor.h"
#include "test_allocator.h"
cbor_item_t *map;
struct cbor_load_result res;
unsigned char empty_map[] = {0xA0};
static void test_empty_map(void **_CBOR_UNUSED(_state)) {
map = cbor_load(empty_map, 1, &res);
assert_non_null(map);
assert_true(cbor_typeof(map) == CBOR_TYPE_MAP);
assert_true(cbor_isa_map(map));
assert_true(cbor_map_size(map) == 0);
assert_true(res.read == 1);
assert_size_equal(cbor_map_allocated(map), 0);
cbor_decref(&map);
assert_null(map);
}
unsigned char simple_map[] = {0xA2, 0x01, 0x02, 0x03, 0x04};
/* {1: 2, 3: 4} */
static void test_simple_map(void **_CBOR_UNUSED(_state)) {
map = cbor_load(simple_map, 5, &res);
assert_non_null(map);
assert_true(cbor_typeof(map) == CBOR_TYPE_MAP);
assert_true(cbor_isa_map(map));
assert_true(cbor_map_is_definite(map));
assert_true(cbor_map_size(map) == 2);
assert_true(res.read == 5);
struct cbor_pair *handle = cbor_map_handle(map);
assert_uint8(handle[0].key, 1);
assert_uint8(handle[0].value, 2);
assert_uint8(handle[1].key, 3);
assert_uint8(handle[1].value, 4);
cbor_decref(&map);
assert_null(map);
}
unsigned char simple_indef_map[] = {0xBF, 0x01, 0x02, 0x03, 0x04, 0xFF};
/* {_ 1: 2, 3: 4} */
static void test_indef_simple_map(void **_CBOR_UNUSED(_state)) {
map = cbor_load(simple_indef_map, 6, &res);
assert_non_null(map);
assert_true(cbor_typeof(map) == CBOR_TYPE_MAP);
assert_true(cbor_isa_map(map));
assert_true(cbor_map_is_indefinite(map));
assert_true(cbor_map_size(map) == 2);
assert_true(res.read == 6);
struct cbor_pair *handle = cbor_map_handle(map);
assert_uint8(handle[0].key, 1);
assert_uint8(handle[0].value, 2);
assert_uint8(handle[1].key, 3);
assert_uint8(handle[1].value, 4);
cbor_decref(&map);
assert_null(map);
}
//{
// "glossary": {
// "title": "example glossary"
// }
//}
unsigned char def_nested_map[] = {
0xA1, 0x68, 0x67, 0x6C, 0x6F, 0x73, 0x73, 0x61, 0x72, 0x79, 0xA1, 0x65,
0x74, 0x69, 0x74, 0x6C, 0x65, 0x70, 0x65, 0x78, 0x61, 0x6D, 0x70, 0x6C,
0x65, 0x20, 0x67, 0x6C, 0x6F, 0x73, 0x73, 0x61, 0x72, 0x79};
static void test_def_nested_map(void **_CBOR_UNUSED(_state)) {
map = cbor_load(def_nested_map, 34, &res);
assert_non_null(map);
assert_true(cbor_typeof(map) == CBOR_TYPE_MAP);
assert_true(cbor_isa_map(map));
assert_true(cbor_map_is_definite(map));
assert_true(cbor_map_size(map) == 1);
assert_true(res.read == 34);
struct cbor_pair *handle = cbor_map_handle(map);
assert_true(cbor_typeof(handle[0].key) == CBOR_TYPE_STRING);
assert_true(cbor_typeof(handle[0].value) == CBOR_TYPE_MAP);
struct cbor_pair *inner_handle = cbor_map_handle(handle[0].value);
assert_true(cbor_typeof(inner_handle[0].key) == CBOR_TYPE_STRING);
assert_true(cbor_typeof(inner_handle[0].value) == CBOR_TYPE_STRING);
assert_memory_equal(cbor_string_handle(inner_handle[0].value),
"example glossary", strlen("example glossary"));
cbor_decref(&map);
assert_null(map);
}
unsigned char streamed_key_map[] = {0xA1, 0x7F, 0x61, 0x61,
0x61, 0x62, 0xFF, 0xA0};
/* '{ (_"a" "b"): {}}' */
static void test_streamed_key_map(void **_CBOR_UNUSED(_state)) {
map = cbor_load(streamed_key_map, 8, &res);
assert_non_null(map);
assert_true(cbor_typeof(map) == CBOR_TYPE_MAP);
assert_true(cbor_isa_map(map));
assert_true(cbor_map_is_definite(map));
assert_true(cbor_map_size(map) == 1);
assert_true(res.read == 8);
struct cbor_pair *handle = cbor_map_handle(map);
assert_true(cbor_typeof(handle[0].key) == CBOR_TYPE_STRING);
assert_true(cbor_string_is_indefinite(handle[0].key));
assert_size_equal(cbor_string_chunk_count(handle[0].key), 2);
assert_true(cbor_isa_map(handle[0].value));
assert_size_equal(cbor_map_size(handle[0].value), 0);
cbor_decref(&map);
assert_null(map);
}
unsigned char streamed_kv_map[] = {0xA1, 0x7F, 0x61, 0x61, 0x61, 0x62, 0xFF,
0x7F, 0x61, 0x63, 0x61, 0x64, 0xFF};
/* '{ (_"a" "b"): (_"c", "d")}' */
static void test_streamed_kv_map(void **_CBOR_UNUSED(_state)) {
map = cbor_load(streamed_kv_map, 13, &res);
assert_non_null(map);
assert_true(cbor_typeof(map) == CBOR_TYPE_MAP);
assert_true(cbor_isa_map(map));
assert_true(cbor_map_is_definite(map));
assert_size_equal(cbor_map_size(map), 1);
assert_size_equal(res.read, 13);
struct cbor_pair *handle = cbor_map_handle(map);
assert_true(cbor_typeof(handle[0].key) == CBOR_TYPE_STRING);
assert_true(cbor_string_is_indefinite(handle[0].key));
assert_size_equal(cbor_string_chunk_count(handle[0].key), 2);
assert_true(cbor_typeof(handle[0].value) == CBOR_TYPE_STRING);
assert_true(cbor_string_is_indefinite(handle[0].value));
assert_size_equal(cbor_string_chunk_count(handle[0].value), 2);
assert_memory_equal(
cbor_string_handle(cbor_string_chunks_handle(handle[0].value)[1]), "d",
1);
cbor_decref(&map);
assert_null(map);
}
unsigned char streamed_streamed_kv_map[] = {0xBF, 0x7F, 0x61, 0x61, 0x61,
0x62, 0xFF, 0x7F, 0x61, 0x63,
0x61, 0x64, 0xFF, 0xFF};
/* '{_ (_"a" "b"): (_"c", "d")}' */
static void test_streamed_streamed_kv_map(void **_CBOR_UNUSED(_state)) {
map = cbor_load(streamed_streamed_kv_map, 14, &res);
assert_non_null(map);
assert_true(cbor_typeof(map) == CBOR_TYPE_MAP);
assert_true(cbor_isa_map(map));
assert_true(cbor_map_is_indefinite(map));
assert_size_equal(cbor_map_size(map), 1);
assert_size_equal(res.read, 14);
struct cbor_pair *handle = cbor_map_handle(map);
assert_true(cbor_typeof(handle[0].key) == CBOR_TYPE_STRING);
assert_true(cbor_string_is_indefinite(handle[0].key));
assert_size_equal(cbor_string_chunk_count(handle[0].key), 2);
assert_true(cbor_typeof(handle[0].value) == CBOR_TYPE_STRING);
assert_true(cbor_string_is_indefinite(handle[0].value));
assert_size_equal(cbor_string_chunk_count(handle[0].value), 2);
assert_memory_equal(
cbor_string_handle(cbor_string_chunks_handle(handle[0].value)[1]), "d",
1);
cbor_decref(&map);
assert_null(map);
}
static void test_map_add_full(void **_CBOR_UNUSED(_state)) {
map = cbor_new_definite_map(0);
cbor_item_t *one = cbor_build_uint8(1);
cbor_item_t *two = cbor_build_uint8(2);
assert_false(cbor_map_add(map, (struct cbor_pair){.key = one, .value = two}));
cbor_decref(&map);
cbor_decref(&one);
cbor_decref(&two);
}
static void test_map_add_too_big_to_realloc(void **_CBOR_UNUSED(_state)) {
map = cbor_new_indefinite_map();
struct _cbor_map_metadata *metadata =
(struct _cbor_map_metadata *)&map->metadata;
// Pretend we already have a huge memory block
metadata->allocated = SIZE_MAX;
metadata->end_ptr = SIZE_MAX;
cbor_item_t *one = cbor_build_uint8(1);
cbor_item_t *two = cbor_build_uint8(2);
assert_false(cbor_map_add(map, (struct cbor_pair){.key = one, .value = two}));
metadata->allocated = 0;
metadata->end_ptr = 0;
cbor_decref(&map);
cbor_decref(&one);
cbor_decref(&two);
}
static void test_map_creation(void **_CBOR_UNUSED(_state)) {
WITH_FAILING_MALLOC({ assert_null(cbor_new_definite_map(42)); });
WITH_MOCK_MALLOC({ assert_null(cbor_new_definite_map(42)); }, 2, MALLOC,
MALLOC_FAIL);
WITH_FAILING_MALLOC({ assert_null(cbor_new_indefinite_map()); });
}
static void test_map_add(void **_CBOR_UNUSED(_state)) {
WITH_MOCK_MALLOC(
{
cbor_item_t *map = cbor_new_indefinite_map();
cbor_item_t *key = cbor_build_uint8(0);
cbor_item_t *value = cbor_build_bool(true);
assert_false(
cbor_map_add(map, (struct cbor_pair){.key = key, .value = value}));
assert_size_equal(cbor_map_allocated(map), 0);
assert_null(map->data);
cbor_decref(&map);
cbor_decref(&key);
cbor_decref(&value);
},
4, MALLOC, MALLOC, MALLOC, REALLOC_FAIL);
}
static unsigned char test_indef_map[] = {0xBF, 0x01, 0x02, 0x03, 0x04, 0xFF};
static void test_indef_map_decode(void **_CBOR_UNUSED(_state)) {
WITH_MOCK_MALLOC(
{
cbor_item_t *map;
struct cbor_load_result res;
map = cbor_load(test_indef_map, 6, &res);
assert_null(map);
assert_size_equal(res.error.code, CBOR_ERR_MEMERROR);
},
4, MALLOC, MALLOC, MALLOC, REALLOC_FAIL);
}
int main(void) {
const struct CMUnitTest tests[] = {
cmocka_unit_test(test_empty_map),
cmocka_unit_test(test_simple_map),
cmocka_unit_test(test_indef_simple_map),
cmocka_unit_test(test_def_nested_map),
cmocka_unit_test(test_streamed_key_map),
cmocka_unit_test(test_streamed_kv_map),
cmocka_unit_test(test_streamed_streamed_kv_map),
cmocka_unit_test(test_map_add_full),
cmocka_unit_test(test_map_add_too_big_to_realloc),
cmocka_unit_test(test_map_creation),
cmocka_unit_test(test_map_add),
cmocka_unit_test(test_indef_map_decode),
};
return cmocka_run_group_tests(tests, NULL, NULL);
}
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