transmission/libtransmission/utils-test.c

521 lines
12 KiB
C

/*
* This file Copyright (C) 2013-2014 Mnemosyne LLC
*
* It may be used under the GNU GPL versions 2 or 3
* or any future license endorsed by Mnemosyne LLC.
*
* $Id$
*/
#include <limits.h> /* INT_MAX */
#include <math.h> /* sqrt () */
#include <string.h> /* strlen () */
#include <stdlib.h> /* setenv (), unsetenv () */
#ifdef _WIN32
#include <windows.h>
#define setenv(key, value, unused) SetEnvironmentVariableA (key, value)
#define unsetenv(key) SetEnvironmentVariableA (key, NULL)
#endif
#include "transmission.h"
#include "ConvertUTF.h" /* tr_utf8_validate*/
#include "platform.h"
#include "crypto-utils.h" /* tr_rand_int_weak */
#include "utils.h"
#include "web.h"
#define NUM_LOOPS 1
#define SPEED_TEST 0
#if SPEED_TEST
#define VERBOSE
#undef NUM_LOOPS
#define NUM_LOOPS 200
#endif
#include "libtransmission-test.h"
static int
test_strip_positional_args (void)
{
const char * in;
const char * out;
const char * expected;
in = "Hello %1$s foo %2$.*f";
expected = "Hello %s foo %.*f";
out = tr_strip_positional_args (in);
check_streq (expected, out);
in = "Hello %1$'d foo %2$'f";
expected = "Hello %d foo %f";
out = tr_strip_positional_args (in);
check_streq (expected, out);
return 0;
}
static int
test_strstrip (void)
{
char *in, *out;
/* strstrip */
in = tr_strdup (" test ");
out = tr_strstrip (in);
check (in == out);
check_streq ("test", out);
tr_free (in);
/* strstrip */
in = tr_strdup (" test test ");
out = tr_strstrip (in);
check (in == out);
check_streq ("test test", out);
tr_free (in);
/* strstrip */
in = tr_strdup ("test");
out = tr_strstrip (in);
check (in == out);
check_streq ("test", out);
tr_free (in);
return 0;
}
static int
test_buildpath (void)
{
char * out;
out = tr_buildPath ("foo", "bar", NULL);
check_streq ("foo" TR_PATH_DELIMITER_STR "bar", out);
tr_free (out);
out = tr_buildPath ("", "foo", "bar", NULL);
check_streq (TR_PATH_DELIMITER_STR "foo" TR_PATH_DELIMITER_STR "bar", out);
tr_free (out);
return 0;
}
static int
test_utf8 (void)
{
const char * in;
char * out;
in = "hello world";
out = tr_utf8clean (in, -1);
check_streq (in, out);
tr_free (out);
in = "hello world";
out = tr_utf8clean (in, 5);
check_streq ("hello", out);
tr_free (out);
/* this version is not utf-8 (but cp866) */
in = "\x92\xE0\xE3\xA4\xAD\xAE \xA1\xEB\xE2\xEC \x81\xAE\xA3\xAE\xAC";
out = tr_utf8clean (in, 17);
check (out != NULL);
check ((strlen (out) == 17) || (strlen (out) == 33));
check (tr_utf8_validate (out, -1, NULL));
tr_free (out);
/* same string, but utf-8 clean */
in = "Трудно быть Богом";
out = tr_utf8clean (in, -1);
check (out != NULL);
check (tr_utf8_validate (out, -1, NULL));
check_streq (in, out);
tr_free (out);
return 0;
}
static int
test_numbers (void)
{
int i;
int count;
int * numbers;
numbers = tr_parseNumberRange ("1-10,13,16-19", -1, &count);
check_int_eq (15, count);
check_int_eq (1, numbers[0]);
check_int_eq (6, numbers[5]);
check_int_eq (10, numbers[9]);
check_int_eq (13, numbers[10]);
check_int_eq (16, numbers[11]);
check_int_eq (19, numbers[14]);
tr_free (numbers);
numbers = tr_parseNumberRange ("1-5,3-7,2-6", -1, &count);
check (count == 7);
check (numbers != NULL);
for (i=0; i<count; ++i)
check_int_eq (i+1, numbers[i]);
tr_free (numbers);
numbers = tr_parseNumberRange ("1-Hello", -1, &count);
check_int_eq (0, count);
check (numbers == NULL);
numbers = tr_parseNumberRange ("1-", -1, &count);
check_int_eq (0, count);
check (numbers == NULL);
numbers = tr_parseNumberRange ("Hello", -1, &count);
check_int_eq (0, count);
check (numbers == NULL);
return 0;
}
static int
compareInts (const void * va, const void * vb)
{
const int a = *(const int *)va;
const int b = *(const int *)vb;
return a - b;
}
static int
test_lowerbound (void)
{
int i;
const int A[] = { 1, 2, 3, 3, 3, 5, 8 };
const int expected_pos[] = { 0, 1, 2, 5, 5, 6, 6, 6, 7, 7 };
const bool expected_exact[] = { true, true, true, false, true, false, false, true, false, false };
const int N = sizeof (A) / sizeof (A[0]);
for (i=1; i<=10; i++)
{
bool exact;
const int pos = tr_lowerBound (&i, A, N, sizeof (int), compareInts, &exact);
#if 0
fprintf (stderr, "searching for %d. ", i);
fprintf (stderr, "result: index = %d, ", pos);
if (pos != N)
fprintf (stderr, "A[%d] == %d\n", pos, A[pos]);
else
fprintf (stderr, "which is off the end.\n");
#endif
check_int_eq (expected_pos[i-1], pos);
check_int_eq (expected_exact[i-1], exact);
}
return 0;
}
static int
test_quickFindFirst_Iteration (const size_t k, const size_t n, int * buf, int range)
{
size_t i;
int highest_low;
int lowest_high;
/* populate buf with random ints */
for (i=0; i<n; ++i)
buf[i] = tr_rand_int_weak (range);
/* find the best k */
tr_quickfindFirstK (buf, n, sizeof(int), compareInts, k);
/* confirm that the smallest K ints are in the first slots K slots in buf */
highest_low = INT_MIN;
for (i=0; i<k; ++i)
if (highest_low < buf[i])
highest_low = buf[i];
lowest_high = INT_MAX;
for (i=k; i<n; ++i)
if (lowest_high > buf[i])
lowest_high = buf[i];
check (highest_low <= lowest_high);
return 0;
}
static int
test_quickfindFirst (void)
{
size_t i;
const size_t k = 10;
const size_t n = 100;
const size_t n_trials = 1000;
int * buf = tr_new (int, n);
for (i=0; i<n_trials; ++i)
check_int_eq (0, test_quickFindFirst_Iteration (k, n, buf, 100));
tr_free (buf);
return 0;
}
static int
test_memmem (void)
{
char const haystack[12] = "abcabcabcabc";
char const needle[3] = "cab";
check (tr_memmem (haystack, sizeof haystack, haystack, sizeof haystack) == haystack);
check (tr_memmem (haystack, sizeof haystack, needle, sizeof needle) == haystack + 2);
check (tr_memmem (needle, sizeof needle, haystack, sizeof haystack) == NULL);
return 0;
}
static int
test_hex (void)
{
char hex1[41];
char hex2[41];
uint8_t binary[20];
memcpy (hex1, "fb5ef5507427b17e04b69cef31fa3379b456735a", 41);
tr_hex_to_binary (hex1, binary, 20);
tr_binary_to_hex (binary, hex2, 20);
check_streq (hex1, hex2);
return 0;
}
static int
test_array (void)
{
int i;
int array[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 };
int n = sizeof (array) / sizeof (array[0]);
tr_removeElementFromArray (array, 5u, sizeof (int), n--);
for (i=0; i<n; ++i)
check_int_eq ((i<5 ? i : i+1), array[i]);
tr_removeElementFromArray (array, 0u, sizeof (int), n--);
for (i=0; i<n; ++i)
check_int_eq ((i<4 ? i+1 : i+2), array[i]);
tr_removeElementFromArray (array, n-1, sizeof (int), n); n--;
for (i=0; i<n; ++i)
check_int_eq ((i<4 ? i+1 : i+2), array[i]);
return 0;
}
static int
test_url (void)
{
int port;
char * scheme;
char * host;
char * path;
char * str;
const char * url;
url = "http://1";
check (!tr_urlParse (url, -1, &scheme, &host, &port, &path));
check_streq ("http", scheme);
check_streq ("1", host);
check_streq ("/", path);
check_int_eq (80, port);
tr_free (scheme);
tr_free (path);
tr_free (host);
url = "http://www.some-tracker.org/some/path";
check (!tr_urlParse (url, -1, &scheme, &host, &port, &path));
check_streq ("http", scheme);
check_streq ("www.some-tracker.org", host);
check_streq ("/some/path", path);
check_int_eq (80, port);
tr_free (scheme);
tr_free (path);
tr_free (host);
url = "http://www.some-tracker.org:80/some/path";
check (!tr_urlParse (url, -1, &scheme, &host, &port, &path));
check_streq ("http", scheme);
check_streq ("www.some-tracker.org", host);
check_streq ("/some/path", path);
check_int_eq (80, port);
tr_free (scheme);
tr_free (path);
tr_free (host);
url = "http%3A%2F%2Fwww.example.com%2F~user%2F%3Ftest%3D1%26test1%3D2";
str = tr_http_unescape (url, strlen (url));
check_streq ("http://www.example.com/~user/?test=1&test1=2", str);
tr_free (str);
return 0;
}
static int
test_truncd (void)
{
char buf[32];
const double nan = sqrt (-1);
tr_snprintf (buf, sizeof (buf), "%.2f%%", 99.999);
check_streq ("100.00%", buf);
tr_snprintf (buf, sizeof (buf), "%.2f%%", tr_truncd (99.999, 2));
check_streq ("99.99%", buf);
tr_snprintf (buf, sizeof (buf), "%.4f", tr_truncd (403650.656250, 4));
check_streq ("403650.6562", buf);
tr_snprintf (buf, sizeof (buf), "%.2f", tr_truncd (2.15, 2));
check_streq ("2.15", buf);
tr_snprintf (buf, sizeof (buf), "%.2f", tr_truncd (2.05, 2));
check_streq ("2.05", buf);
tr_snprintf (buf, sizeof (buf), "%.2f", tr_truncd (3.3333, 2));
check_streq ("3.33", buf);
tr_snprintf (buf, sizeof (buf), "%.0f", tr_truncd (3.3333, 0));
check_streq ("3", buf);
#if !(defined (_MSC_VER) || (defined (__MINGW32__) && defined (__MSVCRT__)))
/* FIXME: MSCVRT behaves differently in case of nan */
tr_snprintf (buf, sizeof (buf), "%.2f", tr_truncd (nan, 2));
check (strstr (buf, "nan") != NULL);
#else
(void) nan;
#endif
return 0;
}
static char *
test_strdup_printf_valist (const char * fmt, ...)
{
va_list args;
char * ret;
va_start (args, fmt);
ret = tr_strdup_vprintf (fmt, args);
va_end (args);
return ret;
}
static int
test_strdup_printf (void)
{
char * s, * s2, * s3;
s = tr_strdup_printf ("%s", "test");
check_streq ("test", s);
tr_free (s);
s = tr_strdup_printf ("%d %s %c %u", -1, "0", '1', 2);
check_streq ("-1 0 1 2", s);
tr_free (s);
s3 = tr_malloc0 (4098);
memset (s3, '-', 4097);
s3[2047] = 't';
s3[2048] = 'e';
s3[2049] = 's';
s3[2050] = 't';
s2 = tr_malloc0 (4096);
memset (s2, '-', 4095);
s2[2047] = '%';
s2[2048] = 's';
s = tr_strdup_printf (s2, "test");
check_streq (s3, s);
tr_free (s);
tr_free (s2);
s = tr_strdup_printf ("%s", s3);
check_streq (s3, s);
tr_free (s);
tr_free (s3);
s = test_strdup_printf_valist ("\n-%s-%s-%s-\n", "\r", "\t", "\b");
check_streq ("\n-\r-\t-\b-\n", s);
tr_free (s);
return 0;
}
static int
test_env (void)
{
const char * test_key = "TR_TEST_ENV";
int x;
char * s;
unsetenv (test_key);
check (!tr_env_key_exists (test_key));
x = tr_env_get_int (test_key, 123);
check_int_eq (123, x);
s = tr_env_get_string (test_key, NULL);
check (s == NULL);
s = tr_env_get_string (test_key, "a");
check_streq ("a", s);
tr_free (s);
setenv (test_key, "", 1);
check (tr_env_key_exists (test_key));
x = tr_env_get_int (test_key, 456);
check_int_eq (456, x);
s = tr_env_get_string (test_key, NULL);
check_streq ("", s);
tr_free (s);
s = tr_env_get_string (test_key, "b");
check_streq ("", s);
tr_free (s);
setenv (test_key, "135", 1);
check (tr_env_key_exists (test_key));
x = tr_env_get_int (test_key, 789);
check_int_eq (135, x);
s = tr_env_get_string (test_key, NULL);
check_streq ("135", s);
tr_free (s);
s = tr_env_get_string (test_key, "c");
check_streq ("135", s);
tr_free (s);
return 0;
}
int
main (void)
{
const testFunc tests[] = { test_array,
test_buildpath,
test_hex,
test_lowerbound,
test_quickfindFirst,
test_memmem,
test_numbers,
test_strip_positional_args,
test_strdup_printf,
test_strstrip,
test_truncd,
test_url,
test_utf8,
test_env };
return runTests (tests, NUM_TESTS (tests));
}