thodg/libgit2/tests/core/posix.c

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• Hash : aea9a712
  Author :
  Date : 2018-03-02T15:12:14
  

  tests: regcomp: assert character groups do match normal alphabet In order to avoid us being unable to match characters which are part of the normal US alphabet in certain weird languages, add two tests to catch this behavior.

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• tests/core/posix.c

• #ifndef _WIN32
  # include <arpa/inet.h>
  # include <sys/socket.h>
  # include <netinet/in.h>
  #else
  # include <ws2tcpip.h>
  # ifdef _MSC_VER
  #  pragma comment(lib, "ws2_32")
  # endif
  #endif
  
  #include <locale.h>
  
  #include "clar_libgit2.h"
  #include "posix.h"
  #include "userdiff.h"
  
  #if LC_ALL > 0
  static const char *old_locales[LC_ALL];
  #endif
  
  void test_core_posix__initialize(void)
  {
  #if LC_ALL > 0
  	memset(&old_locales, 0, sizeof(old_locales));
  #endif
  
  #ifdef GIT_WIN32
  	/* on win32, the WSA context needs to be initialized
  	 * before any socket calls can be performed */
  	WSADATA wsd;
  
  	cl_git_pass(WSAStartup(MAKEWORD(2,2), &wsd));
  	cl_assert(LOBYTE(wsd.wVersion) == 2 && HIBYTE(wsd.wVersion) == 2);
  #endif
  }
  
  void test_core_posix__cleanup(void)
  {
      p_unlink("fallocate_test");
  }
  
  static bool supports_ipv6(void)
  {
  #ifdef GIT_WIN32
  	/* IPv6 is supported on Vista and newer */
  	return git_has_win32_version(6, 0, 0);
  #else
  	return 1;
  #endif
  }
  
  void test_core_posix__inet_pton(void)
  {
  	struct in_addr addr;
  	struct in6_addr addr6;
  	size_t i;
  
  	struct in_addr_data {
  		const char *p;
  		const uint8_t n[4];
  	};
  
  	struct in6_addr_data {
  		const char *p;
  		const uint8_t n[16];
  	};
  
  	static struct in_addr_data in_addr_data[] = {
  		{ "0.0.0.0", { 0, 0, 0, 0 } },
  		{ "10.42.101.8", { 10, 42, 101, 8 } },
  		{ "127.0.0.1", { 127, 0, 0, 1 } },
  		{ "140.177.10.12", { 140, 177, 10, 12 } },
  		{ "204.232.175.90", { 204, 232, 175, 90 } },
  		{ "255.255.255.255", { 255, 255, 255, 255 } },
  	};
  
  	static struct in6_addr_data in6_addr_data[] = {
  		{ "::", { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } },
  		{ "::1", { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 } },
  		{ "0:0:0:0:0:0:0:1", { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 } },
  		{ "2001:db8:8714:3a90::12", { 0x20, 0x01, 0x0d, 0xb8, 0x87, 0x14, 0x3a, 0x90, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x12 } },
  		{ "fe80::f8ba:c2d6:86be:3645", { 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xf8, 0xba, 0xc2, 0xd6, 0x86, 0xbe, 0x36, 0x45 } },
  		{ "::ffff:204.152.189.116", { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xcc, 0x98, 0xbd, 0x74 } },
  	};
  
  	/* Test some ipv4 addresses */
  	for (i = 0; i < 6; i++) {
  		cl_assert(p_inet_pton(AF_INET, in_addr_data[i].p, &addr) == 1);
  		cl_assert(memcmp(&addr, in_addr_data[i].n, sizeof(struct in_addr)) == 0);
  	}
  
  	/* Test some ipv6 addresses */
  	if (supports_ipv6())
  	{
  		for (i = 0; i < 6; i++) {
  			cl_assert(p_inet_pton(AF_INET6, in6_addr_data[i].p, &addr6) == 1);
  			cl_assert(memcmp(&addr6, in6_addr_data[i].n, sizeof(struct in6_addr)) == 0);
  		}
  	}
  
  	/* Test some invalid strings */
  	cl_assert(p_inet_pton(AF_INET, "", &addr) == 0);
  	cl_assert(p_inet_pton(AF_INET, "foo", &addr) == 0);
  	cl_assert(p_inet_pton(AF_INET, " 127.0.0.1", &addr) == 0);
  	cl_assert(p_inet_pton(AF_INET, "bar", &addr) == 0);
  	cl_assert(p_inet_pton(AF_INET, "10.foo.bar.1", &addr) == 0);
  
  	/* Test unsupported address families */
  	cl_git_fail(p_inet_pton(INT_MAX-1, "52.472", &addr));
  	cl_assert_equal_i(EAFNOSUPPORT, errno);
  }
  
  void test_core_posix__utimes(void)
  {
  	struct p_timeval times[2];
  	struct stat st;
  	time_t curtime;
  	int fd;
  
  	/* test p_utimes */
  	times[0].tv_sec = 1234567890;
  	times[0].tv_usec = 0;
  	times[1].tv_sec = 1234567890;
  	times[1].tv_usec = 0;
  
  	cl_git_mkfile("foo", "Dummy file.");
  	cl_must_pass(p_utimes("foo", times));
  
  	p_stat("foo", &st);
  	cl_assert_equal_i(1234567890, st.st_atime);
  	cl_assert_equal_i(1234567890, st.st_mtime);
  
  
  	/* test p_futimes */
  	times[0].tv_sec = 1414141414;
  	times[0].tv_usec = 0;
  	times[1].tv_sec = 1414141414;
  	times[1].tv_usec = 0;
  
  	cl_must_pass(fd = p_open("foo", O_RDWR));
  	cl_must_pass(p_futimes(fd, times));
  	p_close(fd);
  
  	p_stat("foo", &st);
  	cl_assert_equal_i(1414141414, st.st_atime);
  	cl_assert_equal_i(1414141414, st.st_mtime);
  
  
  	/* test p_utimes with current time, assume that
  	 * it takes < 5 seconds to get the time...!
  	 */
  	cl_must_pass(p_utimes("foo", NULL));
  
  	curtime = time(NULL);
  	p_stat("foo", &st);
  	cl_assert((st.st_atime - curtime) < 5);
  	cl_assert((st.st_mtime - curtime) < 5);
  
  	p_unlink("foo");
  }
  
  static void try_set_locale(int category)
  {
  #if LC_ALL > 0
  	old_locales[category] = setlocale(category, NULL);
  #endif
  
  	if (!setlocale(category, "UTF-8") &&
  	    !setlocale(category, "c.utf8") &&
  	    !setlocale(category, "en_US.UTF-8"))
  		cl_skip();
  
  	if (MB_CUR_MAX == 1)
  		cl_fail("Expected locale to be switched to multibyte");
  }
  
  void test_core_posix__p_regcomp_ignores_global_locale_ctype(void)
  {
  	p_regex_t preg;
  
  	try_set_locale(LC_CTYPE);
  
  	cl_assert(!p_regcomp(&preg, "[\xc0-\xff][\x80-\xbf]", P_REG_EXTENDED));
  
  	p_regfree(&preg);
  }
  
  void test_core_posix__p_regcomp_ignores_global_locale_collate(void)
  {
  	p_regex_t preg;
  
  #ifdef GIT_WIN32
  	cl_skip();
  #endif
  
  	try_set_locale(LC_COLLATE);
  	cl_assert(!p_regcomp(&preg, "[\xc0-\xff][\x80-\xbf]", P_REG_EXTENDED));
  
  	p_regfree(&preg);
  }
  
  void test_core_posix__p_regcomp_matches_digits_with_locale(void)
  {
  	p_regex_t preg;
  	char c, str[2];
  
  #ifdef GIT_WIN32
  	cl_skip();
  #endif
  
  	try_set_locale(LC_COLLATE);
  	try_set_locale(LC_CTYPE);
  
  	cl_assert(!p_regcomp(&preg, "[[:digit:]]", P_REG_EXTENDED));
  
  	str[1] = '\0';
  	for (c = '0'; c <= '9'; c++) {
  	    str[0] = c;
  	    cl_assert(!p_regexec(&preg, str, 0, NULL, 0));
  	}
  
  	p_regfree(&preg);
  }
  
  void test_core_posix__p_regcomp_matches_alphabet_with_locale(void)
  {
  	p_regex_t preg;
  	char c, str[2];
  
  #ifdef GIT_WIN32
  	cl_skip();
  #endif
  
  	try_set_locale(LC_COLLATE);
  	try_set_locale(LC_CTYPE);
  
  	cl_assert(!p_regcomp(&preg, "[[:alpha:]]", P_REG_EXTENDED));
  
  	str[1] = '\0';
  	for (c = 'a'; c <= 'z'; c++) {
  	    str[0] = c;
  	    cl_assert(!p_regexec(&preg, str, 0, NULL, 0));
  	}
  	for (c = 'A'; c <= 'Z'; c++) {
  	    str[0] = c;
  	    cl_assert(!p_regexec(&preg, str, 0, NULL, 0));
  	}
  
  	p_regfree(&preg);
  }
  
  void test_core_posix__p_regcomp_compile_userdiff_regexps(void)
  {
  	size_t idx;
  
  	for (idx = 0; idx < ARRAY_SIZE(builtin_defs); ++idx) {
  		git_diff_driver_definition ddef = builtin_defs[idx];
  		int error = 0;
  		p_regex_t preg;
  
  		error = p_regcomp(&preg, ddef.fns, P_REG_EXTENDED | ddef.flags);
  		p_regfree(&preg);
  		cl_assert(!error);
  
  		error = p_regcomp(&preg, ddef.words, P_REG_EXTENDED);
  		p_regfree(&preg);
  		cl_assert(!error);
  	}
  }
  
  void test_core_posix__fallocate(void)
  {
  	int fd;
  	struct stat st;
  
  	/* fallocate a new file succeeds */
  	cl_must_pass(fd = p_open("fallocate_test", O_RDWR|O_CREAT, 0666));
  	cl_must_pass(p_fallocate(fd, 0, 42));
  	cl_must_pass(p_fstat(fd, &st));
  	cl_assert_equal_i(42, st.st_size);
  	p_close(fd);
  
  	/* fallocate an existing file succeeds */
  	cl_must_pass(fd = p_open("fallocate_test", O_RDWR, 0666));
  	cl_must_pass(p_fallocate(fd, 90, 9));
  	cl_must_pass(p_fstat(fd, &st));
  	cl_assert_equal_i(99, st.st_size);
  	p_close(fd);
  
  	/* fallocate doesn't shrink */
  	cl_must_pass(fd = p_open("fallocate_test", O_RDWR, 0666));
  	cl_must_pass(p_fallocate(fd, 0, 14));
  	cl_must_pass(p_fstat(fd, &st));
  	cl_assert_equal_i(99, st.st_size);
  	p_close(fd);
  
  	/* fallocate doesn't move the cursor */
  	cl_must_pass(fd = p_open("fallocate_test", O_RDWR, 0666));
  	cl_must_pass(p_fallocate(fd, 0, 100));
  	cl_assert_equal_i(0, p_lseek(fd, 0, SEEK_CUR));
  	cl_must_pass(p_lseek(fd, 42, SEEK_SET));
  	cl_must_pass(p_fallocate(fd, 0, 200));
  	cl_assert_equal_i(42, p_lseek(fd, 0, SEEK_CUR));
  	p_close(fd);
  }
  

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