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test_rlp.c
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test_rlp.c
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#include <stdarg.h>
#include <stddef.h>
#include <setjmp.h>
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
#include <cmocka.h>
#include "hexutils.h"
#include "rlp.h"
struct RLPValueTestCase {
const char *data;
parser_error_t expectedError;
uint8_t expectedKind;
uint64_t expectedLen;
uint64_t expectedDataOffset;
uint64_t expectedConsumed;
};
struct RLPValueTestCase testCases[] = {
{"00", PARSER_OK, RLP_KIND_STRING, 1, 0, 1}, // Byte string (00)
{"01", PARSER_OK, RLP_KIND_STRING, 1, 0, 1}, // Byte string (01)
{"7F", PARSER_OK, RLP_KIND_STRING, 1, 0, 1}, // Byte string (7F)
{"80", PARSER_OK, RLP_KIND_STRING, 0, 1, 1}, // Empty string ("")
{"83646F67", PARSER_OK, RLP_KIND_STRING, 3, 1, 4}, // Short string ("dog")
{"B7"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000",
PARSER_OK, RLP_KIND_STRING, 55, 1, 56},
{"B90400"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000",
PARSER_OK, RLP_KIND_STRING, 1024, 3, 1027},
{"C0", PARSER_OK, RLP_KIND_LIST, 0, 1, 1},
{"C80000000000000000", PARSER_OK, RLP_KIND_LIST, 8, 1, 9},
{"F7"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000",
PARSER_OK, RLP_KIND_LIST, 55, 1, 56},
{"F90400"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000000000000000000000000000000000000",
PARSER_OK, RLP_KIND_LIST, 1024, 3, 1027},
// Varios invalid RLP data examples
{"", PARSER_UNEXPECTED_BUFFER_END, RLP_KIND_UNKNOWN, 0, 0, 0},
{"BB", PARSER_UNEXPECTED_BUFFER_END, RLP_KIND_STRING, 0, 0, 0},
{"B800", PARSER_OK, RLP_KIND_STRING, 0, 2, 2},
{"B900", PARSER_UNEXPECTED_BUFFER_END, RLP_KIND_STRING, 0, 0, 0},
{"B90000", PARSER_OK, RLP_KIND_STRING, 0, 3, 3},
{"B9000100", PARSER_OK, RLP_KIND_STRING, 1, 3, 4},
{"BA000000", PARSER_RLP_ERROR_INVALID_VALUE_LEN, RLP_KIND_STRING, 0, 0, 0},
{"BB01000000", PARSER_RLP_ERROR_INVALID_VALUE_LEN, RLP_KIND_STRING, 0, 0, 0}
};
static void test_rlp(void **state) {
(void) state;
const size_t numberOfTests = (sizeof(testCases) / sizeof(*testCases));
for(int i=0; i<numberOfTests; i++) {
struct RLPValueTestCase *testCase = &(testCases[i]);
uint8_t data[2000];
const size_t dataSize = parseHexString(data, sizeof(data), testCase->data);
parser_context_t ctx_in;
parser_context_t ctx_out;
ctx_in.buffer = data;
ctx_in.bufferLen = dataSize;
ctx_in.offset = 0;
rlp_kind_e kind;
uint32_t bytesConsumed;
parser_error_t err = rlp_decode(&ctx_in, &ctx_out, &kind, &bytesConsumed);
assert_int_equal(err, testCase->expectedError);
assert_int_equal(kind, testCase->expectedKind);
assert_int_equal(ctx_out.bufferLen, testCase->expectedLen);
assert_int_equal(ctx_out.buffer - ctx_in.buffer, testCase->expectedDataOffset);
assert_int_equal(bytesConsumed, testCase->expectedConsumed);
}
}
int main() {
const struct CMUnitTest tests[] = {cmocka_unit_test(test_rlp)};
return cmocka_run_group_tests(tests, NULL, NULL);
}