thodg/libgit2/tests-clar/core/env.c

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• Hash : f63d0ee9
  Author :
  Date : 2013-01-17T15:47:10
  

  Move all non-ascii test data to raw hex This takes all of the characters in core::env and makes them use hex sequences instead of keeping tricky character data inline in the test.

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• tests-clar/core/env.c

• #include "clar_libgit2.h"
  #include "fileops.h"
  #include "path.h"
  
  #ifdef GIT_WIN32
  #define NUM_VARS 5
  static const char *env_vars[NUM_VARS] = {
  	"HOME", "HOMEDRIVE", "HOMEPATH", "USERPROFILE", "PROGRAMFILES"
  };
  #else
  #define NUM_VARS 1
  static const char *env_vars[NUM_VARS] = { "HOME" };
  #endif
  
  static char *env_save[NUM_VARS];
  
  static char *home_values[] = {
  	"fake_home",
  	"f\xc3\xa1ke_h\xc3\xb5me", /* all in latin-1 supplement */
  	"f\xc4\x80ke_\xc4\xa4ome", /* latin extended */
  	"f\xce\xb1\xce\xba\xce\xb5_h\xce\xbfm\xce\xad",  /* having fun with greek */
  	"fa\xe0" "\xb8" "\x87" "e_\xe0" "\xb8" "\x99" "ome", /* thai characters */
  	"f\xe1\x9cx80ke_\xe1\x9c\x91ome", /* tagalog characters */
  	"\xe1\xb8\x9f\xe1\xba\xa2" "ke_ho" "\xe1" "\xb9" "\x81" "e", /* latin extended additional */
  	"\xf0\x9f\x98\x98\xf0\x9f\x98\x82", /* emoticons */
  	NULL
  };
  
  void test_core_env__initialize(void)
  {
  	int i;
  	for (i = 0; i < NUM_VARS; ++i)
  		env_save[i] = cl_getenv(env_vars[i]);
  }
  
  void test_core_env__cleanup(void)
  {
  	int i;
  	char **val;
  
  	for (i = 0; i < NUM_VARS; ++i) {
  		cl_setenv(env_vars[i], env_save[i]);
  #ifdef GIT_WIN32
  		git__free(env_save[i]);
  #endif
  		env_save[i] = NULL;
  	}
  
  	/* these will probably have already been cleaned up, but if a test
  	 * fails, then it's probably good to try and clear out these dirs
  	 */
  	for (val = home_values; *val != NULL; val++) {
  		if (**val != '\0')
  			(void)p_rmdir(*val);
  	}
  }
  
  static void setenv_and_check(const char *name, const char *value)
  {
  	char *check;
  
  	cl_git_pass(cl_setenv(name, value));
  	check = cl_getenv(name);
  	cl_assert_equal_s(value, check);
  #ifdef GIT_WIN32
  	git__free(check);
  #endif
  }
  
  void test_core_env__0(void)
  {
  	git_buf path = GIT_BUF_INIT, found = GIT_BUF_INIT;
  	char testfile[16], tidx = '0';
  	char **val;
  
  	memset(testfile, 0, sizeof(testfile));
  	memcpy(testfile, "testfile", 8);
  	cl_assert_equal_s("testfile", testfile);
  
  	for (val = home_values; *val != NULL; val++) {
  
  		/* if we can't make the directory, let's just assume
  		 * we are on a filesystem that doesn't support the
  		 * characters in question and skip this test...
  		 */
  		if (p_mkdir(*val, 0777) != 0) {
  			*val = ""; /* mark as not created */
  			continue;
  		}
  
  		cl_git_pass(git_path_prettify(&path, *val, NULL));
  
  		/* vary testfile name in each directory so accidentally leaving
  		 * an environment variable set from a previous iteration won't
  		 * accidentally make this test pass...
  		 */
  		testfile[8] = tidx++;
  		cl_git_pass(git_buf_joinpath(&path, path.ptr, testfile));
  		cl_git_mkfile(path.ptr, "find me");
  		git_buf_rtruncate_at_char(&path, '/');
  
  		cl_assert_equal_i(
  			GIT_ENOTFOUND, git_futils_find_global_file(&found, testfile));
  
  		setenv_and_check("HOME", path.ptr);
  		cl_git_pass(git_futils_find_global_file(&found, testfile));
  
  		cl_setenv("HOME", env_save[0]);
  		cl_assert_equal_i(
  			GIT_ENOTFOUND, git_futils_find_global_file(&found, testfile));
  
  #ifdef GIT_WIN32
  		setenv_and_check("HOMEDRIVE", NULL);
  		setenv_and_check("HOMEPATH", NULL);
  		setenv_and_check("USERPROFILE", path.ptr);
  
  		cl_git_pass(git_futils_find_global_file(&found, testfile));
  
  		{
  			int root = git_path_root(path.ptr);
  			char old;
  
  			if (root >= 0) {
  				setenv_and_check("USERPROFILE", NULL);
  
  				cl_assert_equal_i(
  					GIT_ENOTFOUND, git_futils_find_global_file(&found, testfile));
  
  				old = path.ptr[root];
  				path.ptr[root] = '\0';
  				setenv_and_check("HOMEDRIVE", path.ptr);
  				path.ptr[root] = old;
  				setenv_and_check("HOMEPATH", &path.ptr[root]);
  
  				cl_git_pass(git_futils_find_global_file(&found, testfile));
  			}
  		}
  #endif
  
  		(void)p_rmdir(*val);
  	}
  
  	git_buf_free(&path);
  	git_buf_free(&found);
  }
  
  void test_core_env__1(void)
  {
  	git_buf path = GIT_BUF_INIT;
  
  	cl_assert_equal_i(
  		GIT_ENOTFOUND, git_futils_find_global_file(&path, "nonexistentfile"));
  
  	cl_git_pass(cl_setenv("HOME", "doesnotexist"));
  #ifdef GIT_WIN32
  	cl_git_pass(cl_setenv("HOMEPATH", "doesnotexist"));
  	cl_git_pass(cl_setenv("USERPROFILE", "doesnotexist"));
  #endif
  
  	cl_assert_equal_i(
  		GIT_ENOTFOUND, git_futils_find_global_file(&path, "nonexistentfile"));
  
  	cl_git_pass(cl_setenv("HOME", NULL));
  #ifdef GIT_WIN32
  	cl_git_pass(cl_setenv("HOMEPATH", NULL));
  	cl_git_pass(cl_setenv("USERPROFILE", NULL));
  #endif
  
  	cl_assert_equal_i(
  		GIT_ENOTFOUND, git_futils_find_global_file(&path, "nonexistentfile"));
  
  	cl_assert_equal_i(
  		GIT_ENOTFOUND, git_futils_find_system_file(&path, "nonexistentfile"));
  
  #ifdef GIT_WIN32
  	cl_git_pass(cl_setenv("PROGRAMFILES", NULL));
  	cl_assert_equal_i(
  		GIT_ENOTFOUND, git_futils_find_system_file(&path, "nonexistentfile"));
  #endif
  
  	git_buf_free(&path);
  }
  

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