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test-message-header-hash.c
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test-message-header-hash.c
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/* Copyright (c) 2016-2017 Dovecot authors, see the included COPYING file */
#include "lib.h"
#include "test-common.h"
#include "md5.h"
#include "message-header-hash.h"
static const char test_input_with_nuls[] = {
"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
"\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f"
"\x20!?x??yz\x7f\x80\x90\xff-plop\xff"
};
static const struct {
const char *input;
unsigned int version;
const char *output;
} tests[] = {
{ "???hi???", 1, "???hi???" },
{ test_input_with_nuls, 2, "?\t\n? !?x?yz?-plop?" },
{ "?hi?", 2, "?hi?" },
{ "\x01hi\x01", 2, "?hi?" },
{ "???hi???", 2, "?hi?" },
{ "\x01?hi??\x01", 2, "?hi?" },
{ "?\t?hi?\t?", 2, "?\t?hi?\t?" },
{ "\n\nhi\n\n", 2, "\n\nhi\n\n" },
};
static void test_message_header_hash_more(void)
{
struct message_header_hash_context ctx;
struct md5_context md5_ctx;
unsigned char md5_input[MD5_RESULTLEN], md5_output[MD5_RESULTLEN];
test_begin("message_header_hash_more");
for (unsigned int i = 0; i < N_ELEMENTS(tests); i++) {
size_t input_len = tests[i].input == test_input_with_nuls ?
sizeof(test_input_with_nuls)-1 : strlen(tests[i].input);
md5_init(&md5_ctx);
i_zero(&ctx);
message_header_hash_more(&ctx, &hash_method_md5, &md5_ctx,
tests[i].version,
(const unsigned char *)tests[i].input,
input_len);
md5_final(&md5_ctx, md5_input);
md5_init(&md5_ctx);
md5_update(&md5_ctx, tests[i].output, strlen(tests[i].output));
md5_final(&md5_ctx, md5_output);
test_assert_idx(memcmp(md5_input, md5_output, MD5_RESULTLEN) == 0, i);
/* single byte at a time */
md5_init(&md5_ctx);
i_zero(&ctx);
for (unsigned int j = 0; j < input_len; j++) {
unsigned char chr = tests[i].input[j];
message_header_hash_more(&ctx, &hash_method_md5,
&md5_ctx, tests[i].version,
&chr, 1);
}
md5_final(&md5_ctx, md5_input);
test_assert_idx(memcmp(md5_input, md5_output, MD5_RESULTLEN) == 0, i);
/* random number of chars at a time */
md5_init(&md5_ctx);
i_zero(&ctx);
for (unsigned int j = 0; j < input_len; ) {
const unsigned char *input_part =
(const unsigned char *)tests[i].input + j;
unsigned int len = rand() % (input_len - j) + 1;
message_header_hash_more(&ctx, &hash_method_md5,
&md5_ctx, tests[i].version,
input_part, len);
j += len;
}
md5_final(&md5_ctx, md5_input);
test_assert_idx(memcmp(md5_input, md5_output, MD5_RESULTLEN) == 0, i);
}
test_end();
}
int main(void)
{
static void (*test_functions[])(void) = {
test_message_header_hash_more,
NULL
};
return test_run(test_functions);
}