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libgit2/tests/core/path.c
Pierre-Olivier Latour 9f3c18e2ac Fixed build warnings on Xcode 6.1
2015-06-02 11:49:38 -07:00

655 lines
18 KiB
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#include "clar_libgit2.h"
#include "fileops.h"
static void
check_dirname(const char *A, const char *B)
{
git_buf dir = GIT_BUF_INIT;
char *dir2;
cl_assert(git_path_dirname_r(&dir, A) >= 0);
cl_assert_equal_s(B, dir.ptr);
git_buf_free(&dir);
cl_assert((dir2 = git_path_dirname(A)) != NULL);
cl_assert_equal_s(B, dir2);
git__free(dir2);
}
static void
check_basename(const char *A, const char *B)
{
git_buf base = GIT_BUF_INIT;
char *base2;
cl_assert(git_path_basename_r(&base, A) >= 0);
cl_assert_equal_s(B, base.ptr);
git_buf_free(&base);
cl_assert((base2 = git_path_basename(A)) != NULL);
cl_assert_equal_s(B, base2);
git__free(base2);
}
static void
check_topdir(const char *A, const char *B)
{
const char *dir;
cl_assert((dir = git_path_topdir(A)) != NULL);
cl_assert_equal_s(B, dir);
}
static void
check_joinpath(const char *path_a, const char *path_b, const char *expected_path)
{
git_buf joined_path = GIT_BUF_INIT;
cl_git_pass(git_buf_joinpath(&joined_path, path_a, path_b));
cl_assert_equal_s(expected_path, joined_path.ptr);
git_buf_free(&joined_path);
}
static void
check_joinpath_n(
const char *path_a,
const char *path_b,
const char *path_c,
const char *path_d,
const char *expected_path)
{
git_buf joined_path = GIT_BUF_INIT;
cl_git_pass(git_buf_join_n(&joined_path, '/', 4,
path_a, path_b, path_c, path_d));
cl_assert_equal_s(expected_path, joined_path.ptr);
git_buf_free(&joined_path);
}
/* get the dirname of a path */
void test_core_path__00_dirname(void)
{
check_dirname(NULL, ".");
check_dirname("", ".");
check_dirname("a", ".");
check_dirname("/", "/");
check_dirname("/usr", "/");
check_dirname("/usr/", "/");
check_dirname("/usr/lib", "/usr");
check_dirname("/usr/lib/", "/usr");
check_dirname("/usr/lib//", "/usr");
check_dirname("usr/lib", "usr");
check_dirname("usr/lib/", "usr");
check_dirname("usr/lib//", "usr");
check_dirname(".git/", ".");
check_dirname(REP16("/abc"), REP15("/abc"));
#ifdef GIT_WIN32
check_dirname("C:/path/", "C:/");
check_dirname("C:/path", "C:/");
check_dirname("//computername/path/", "//computername/");
check_dirname("//computername/path", "//computername/");
check_dirname("//computername/sub/path/", "//computername/sub");
check_dirname("//computername/sub/path", "//computername/sub");
#endif
}
/* get the base name of a path */
void test_core_path__01_basename(void)
{
check_basename(NULL, ".");
check_basename("", ".");
check_basename("a", "a");
check_basename("/", "/");
check_basename("/usr", "usr");
check_basename("/usr/", "usr");
check_basename("/usr/lib", "lib");
check_basename("/usr/lib//", "lib");
check_basename("usr/lib", "lib");
check_basename(REP16("/abc"), "abc");
check_basename(REP1024("/abc"), "abc");
}
/* get the latest component in a path */
void test_core_path__02_topdir(void)
{
check_topdir(".git/", ".git/");
check_topdir("/.git/", ".git/");
check_topdir("usr/local/.git/", ".git/");
check_topdir("./.git/", ".git/");
check_topdir("/usr/.git/", ".git/");
check_topdir("/", "/");
check_topdir("a/", "a/");
cl_assert(git_path_topdir("/usr/.git") == NULL);
cl_assert(git_path_topdir(".") == NULL);
cl_assert(git_path_topdir("") == NULL);
cl_assert(git_path_topdir("a") == NULL);
}
/* properly join path components */
void test_core_path__05_joins(void)
{
check_joinpath("", "", "");
check_joinpath("", "a", "a");
check_joinpath("", "/a", "/a");
check_joinpath("a", "", "a/");
check_joinpath("a", "/", "a/");
check_joinpath("a", "b", "a/b");
check_joinpath("/", "a", "/a");
check_joinpath("/", "", "/");
check_joinpath("/a", "/b", "/a/b");
check_joinpath("/a", "/b/", "/a/b/");
check_joinpath("/a/", "b/", "/a/b/");
check_joinpath("/a/", "/b/", "/a/b/");
check_joinpath("/abcd", "/defg", "/abcd/defg");
check_joinpath("/abcd", "/defg/", "/abcd/defg/");
check_joinpath("/abcd/", "defg/", "/abcd/defg/");
check_joinpath("/abcd/", "/defg/", "/abcd/defg/");
check_joinpath("/abcdefgh", "/12345678", "/abcdefgh/12345678");
check_joinpath("/abcdefgh", "/12345678/", "/abcdefgh/12345678/");
check_joinpath("/abcdefgh/", "12345678/", "/abcdefgh/12345678/");
check_joinpath(REP1024("aaaa"), "", REP1024("aaaa") "/");
check_joinpath(REP1024("aaaa/"), "", REP1024("aaaa/"));
check_joinpath(REP1024("/aaaa"), "", REP1024("/aaaa") "/");
check_joinpath(REP1024("aaaa"), REP1024("bbbb"),
REP1024("aaaa") "/" REP1024("bbbb"));
check_joinpath(REP1024("/aaaa"), REP1024("/bbbb"),
REP1024("/aaaa") REP1024("/bbbb"));
}
/* properly join path components for more than one path */
void test_core_path__06_long_joins(void)
{
check_joinpath_n("", "", "", "", "");
check_joinpath_n("", "a", "", "", "a/");
check_joinpath_n("a", "", "", "", "a/");
check_joinpath_n("", "", "", "a", "a");
check_joinpath_n("a", "b", "", "/c/d/", "a/b/c/d/");
check_joinpath_n("a", "b", "", "/c/d", "a/b/c/d");
check_joinpath_n("abcd", "efgh", "ijkl", "mnop", "abcd/efgh/ijkl/mnop");
check_joinpath_n("abcd/", "efgh/", "ijkl/", "mnop/", "abcd/efgh/ijkl/mnop/");
check_joinpath_n("/abcd/", "/efgh/", "/ijkl/", "/mnop/", "/abcd/efgh/ijkl/mnop/");
check_joinpath_n(REP1024("a"), REP1024("b"), REP1024("c"), REP1024("d"),
REP1024("a") "/" REP1024("b") "/"
REP1024("c") "/" REP1024("d"));
check_joinpath_n(REP1024("/a"), REP1024("/b"), REP1024("/c"), REP1024("/d"),
REP1024("/a") REP1024("/b")
REP1024("/c") REP1024("/d"));
}
static void
check_path_to_dir(
const char* path,
const char* expected)
{
git_buf tgt = GIT_BUF_INIT;
git_buf_sets(&tgt, path);
cl_git_pass(git_path_to_dir(&tgt));
cl_assert_equal_s(expected, tgt.ptr);
git_buf_free(&tgt);
}
static void
check_string_to_dir(
const char* path,
size_t maxlen,
const char* expected)
{
size_t len = strlen(path);
char *buf = git__malloc(len + 2);
cl_assert(buf);
strncpy(buf, path, len + 2);
git_path_string_to_dir(buf, maxlen);
cl_assert_equal_s(expected, buf);
git__free(buf);
}
/* convert paths to dirs */
void test_core_path__07_path_to_dir(void)
{
check_path_to_dir("", "");
check_path_to_dir(".", "./");
check_path_to_dir("./", "./");
check_path_to_dir("a/", "a/");
check_path_to_dir("ab", "ab/");
/* make sure we try just under and just over an expansion that will
* require a realloc
*/
check_path_to_dir("abcdef", "abcdef/");
check_path_to_dir("abcdefg", "abcdefg/");
check_path_to_dir("abcdefgh", "abcdefgh/");
check_path_to_dir("abcdefghi", "abcdefghi/");
check_path_to_dir(REP1024("abcd") "/", REP1024("abcd") "/");
check_path_to_dir(REP1024("abcd"), REP1024("abcd") "/");
check_string_to_dir("", 1, "");
check_string_to_dir(".", 1, ".");
check_string_to_dir(".", 2, "./");
check_string_to_dir(".", 3, "./");
check_string_to_dir("abcd", 3, "abcd");
check_string_to_dir("abcd", 4, "abcd");
check_string_to_dir("abcd", 5, "abcd/");
check_string_to_dir("abcd", 6, "abcd/");
}
/* join path to itself */
void test_core_path__08_self_join(void)
{
git_buf path = GIT_BUF_INIT;
size_t asize = 0;
asize = path.asize;
cl_git_pass(git_buf_sets(&path, "/foo"));
cl_assert_equal_s(path.ptr, "/foo");
cl_assert(asize < path.asize);
asize = path.asize;
cl_git_pass(git_buf_joinpath(&path, path.ptr, "this is a new string"));
cl_assert_equal_s(path.ptr, "/foo/this is a new string");
cl_assert(asize < path.asize);
asize = path.asize;
cl_git_pass(git_buf_joinpath(&path, path.ptr, "/grow the buffer, grow the buffer, grow the buffer"));
cl_assert_equal_s(path.ptr, "/foo/this is a new string/grow the buffer, grow the buffer, grow the buffer");
cl_assert(asize < path.asize);
git_buf_free(&path);
cl_git_pass(git_buf_sets(&path, "/foo/bar"));
cl_git_pass(git_buf_joinpath(&path, path.ptr + 4, "baz"));
cl_assert_equal_s(path.ptr, "/bar/baz");
asize = path.asize;
cl_git_pass(git_buf_joinpath(&path, path.ptr + 4, "somethinglongenoughtorealloc"));
cl_assert_equal_s(path.ptr, "/baz/somethinglongenoughtorealloc");
cl_assert(asize < path.asize);
git_buf_free(&path);
}
static void check_percent_decoding(const char *expected_result, const char *input)
{
git_buf buf = GIT_BUF_INIT;
cl_git_pass(git__percent_decode(&buf, input));
cl_assert_equal_s(expected_result, git_buf_cstr(&buf));
git_buf_free(&buf);
}
void test_core_path__09_percent_decode(void)
{
check_percent_decoding("abcd", "abcd");
check_percent_decoding("a2%", "a2%");
check_percent_decoding("a2%3", "a2%3");
check_percent_decoding("a2%%3", "a2%%3");
check_percent_decoding("a2%3z", "a2%3z");
check_percent_decoding("a,", "a%2c");
check_percent_decoding("a21", "a2%31");
check_percent_decoding("a2%1", "a2%%31");
check_percent_decoding("a bc ", "a%20bc%20");
check_percent_decoding("Vicent Mart" "\355", "Vicent%20Mart%ED");
}
static void check_fromurl(const char *expected_result, const char *input, int should_fail)
{
git_buf buf = GIT_BUF_INIT;
assert(should_fail || expected_result);
if (!should_fail) {
cl_git_pass(git_path_fromurl(&buf, input));
cl_assert_equal_s(expected_result, git_buf_cstr(&buf));
} else
cl_git_fail(git_path_fromurl(&buf, input));
git_buf_free(&buf);
}
#ifdef GIT_WIN32
#define ABS_PATH_MARKER ""
#else
#define ABS_PATH_MARKER "/"
#endif
void test_core_path__10_fromurl(void)
{
/* Failing cases */
check_fromurl(NULL, "a", 1);
check_fromurl(NULL, "http:///c:/Temp%20folder/note.txt", 1);
check_fromurl(NULL, "file://c:/Temp%20folder/note.txt", 1);
check_fromurl(NULL, "file:////c:/Temp%20folder/note.txt", 1);
check_fromurl(NULL, "file:///", 1);
check_fromurl(NULL, "file:////", 1);
check_fromurl(NULL, "file://servername/c:/Temp%20folder/note.txt", 1);
/* Passing cases */
check_fromurl(ABS_PATH_MARKER "c:/Temp folder/note.txt", "file:///c:/Temp%20folder/note.txt", 0);
check_fromurl(ABS_PATH_MARKER "c:/Temp folder/note.txt", "file://localhost/c:/Temp%20folder/note.txt", 0);
check_fromurl(ABS_PATH_MARKER "c:/Temp+folder/note.txt", "file:///c:/Temp+folder/note.txt", 0);
check_fromurl(ABS_PATH_MARKER "a", "file:///a", 0);
}
typedef struct {
int expect_idx;
int cancel_after;
char **expect;
} check_walkup_info;
#define CANCEL_VALUE 1234
static int check_one_walkup_step(void *ref, const char *path)
{
check_walkup_info *info = (check_walkup_info *)ref;
if (!info->cancel_after) {
cl_assert_equal_s(info->expect[info->expect_idx], "[CANCEL]");
return CANCEL_VALUE;
}
info->cancel_after--;
cl_assert(info->expect[info->expect_idx] != NULL);
cl_assert_equal_s(info->expect[info->expect_idx], path);
info->expect_idx++;
return 0;
}
void test_core_path__11_walkup(void)
{
git_buf p = GIT_BUF_INIT;
char *expect[] = {
/* 1 */ "/a/b/c/d/e/", "/a/b/c/d/", "/a/b/c/", "/a/b/", "/a/", "/", NULL,
/* 2 */ "/a/b/c/d/e", "/a/b/c/d/", "/a/b/c/", "/a/b/", "/a/", "/", NULL,
/* 3 */ "/a/b/c/d/e", "/a/b/c/d/", "/a/b/c/", "/a/b/", "/a/", "/", NULL,
/* 4 */ "/a/b/c/d/e", "/a/b/c/d/", "/a/b/c/", "/a/b/", "/a/", "/", NULL,
/* 5 */ "/a/b/c/d/e", "/a/b/c/d/", "/a/b/c/", "/a/b/", NULL,
/* 6 */ "/a/b/c/d/e", "/a/b/c/d/", "/a/b/c/", "/a/b/", NULL,
/* 7 */ "this_is_a_path", "", NULL,
/* 8 */ "this_is_a_path/", "", NULL,
/* 9 */ "///a///b///c///d///e///", "///a///b///c///d///", "///a///b///c///", "///a///b///", "///a///", "///", NULL,
/* 10 */ "a/b/c/", "a/b/", "a/", "", NULL,
/* 11 */ "a/b/c", "a/b/", "a/", "", NULL,
/* 12 */ "a/b/c/", "a/b/", "a/", NULL,
/* 13 */ "", NULL,
/* 14 */ "/", NULL,
/* 15 */ NULL
};
char *root[] = {
/* 1 */ NULL,
/* 2 */ NULL,
/* 3 */ "/",
/* 4 */ "",
/* 5 */ "/a/b",
/* 6 */ "/a/b/",
/* 7 */ NULL,
/* 8 */ NULL,
/* 9 */ NULL,
/* 10 */ NULL,
/* 11 */ NULL,
/* 12 */ "a/",
/* 13 */ NULL,
/* 14 */ NULL,
};
int i, j;
check_walkup_info info;
info.expect = expect;
info.cancel_after = -1;
for (i = 0, j = 0; expect[i] != NULL; i++, j++) {
git_buf_sets(&p, expect[i]);
info.expect_idx = i;
cl_git_pass(
git_path_walk_up(&p, root[j], check_one_walkup_step, &info)
);
cl_assert_equal_s(p.ptr, expect[i]);
cl_assert(expect[info.expect_idx] == NULL);
i = info.expect_idx;
}
git_buf_free(&p);
}
void test_core_path__11a_walkup_cancel(void)
{
git_buf p = GIT_BUF_INIT;
int cancel[] = { 3, 2, 1, 0 };
char *expect[] = {
"/a/b/c/d/e/", "/a/b/c/d/", "/a/b/c/", "[CANCEL]", NULL,
"/a/b/c/d/e", "/a/b/c/d/", "[CANCEL]", NULL,
"/a/b/c/d/e", "[CANCEL]", NULL,
"[CANCEL]", NULL,
NULL
};
char *root[] = { NULL, NULL, "/", "", NULL };
int i, j;
check_walkup_info info;
info.expect = expect;
for (i = 0, j = 0; expect[i] != NULL; i++, j++) {
git_buf_sets(&p, expect[i]);
info.cancel_after = cancel[j];
info.expect_idx = i;
cl_assert_equal_i(
CANCEL_VALUE,
git_path_walk_up(&p, root[j], check_one_walkup_step, &info)
);
/* skip to next run of expectations */
while (expect[i] != NULL) i++;
}
git_buf_free(&p);
}
void test_core_path__12_offset_to_path_root(void)
{
cl_assert(git_path_root("non/rooted/path") == -1);
cl_assert(git_path_root("/rooted/path") == 0);
#ifdef GIT_WIN32
/* Windows specific tests */
cl_assert(git_path_root("C:non/rooted/path") == -1);
cl_assert(git_path_root("C:/rooted/path") == 2);
cl_assert(git_path_root("//computername/sharefolder/resource") == 14);
cl_assert(git_path_root("//computername/sharefolder") == 14);
cl_assert(git_path_root("//computername") == -1);
#endif
}
#define NON_EXISTING_FILEPATH "i_hope_i_do_not_exist"
void test_core_path__13_cannot_prettify_a_non_existing_file(void)
{
git_buf p = GIT_BUF_INIT;
cl_assert_equal_b(git_path_exists(NON_EXISTING_FILEPATH), false);
cl_assert_equal_i(GIT_ENOTFOUND, git_path_prettify(&p, NON_EXISTING_FILEPATH, NULL));
cl_assert_equal_i(GIT_ENOTFOUND, git_path_prettify(&p, NON_EXISTING_FILEPATH "/so-do-i", NULL));
git_buf_free(&p);
}
void test_core_path__14_apply_relative(void)
{
git_buf p = GIT_BUF_INIT;
cl_git_pass(git_buf_sets(&p, "/this/is/a/base"));
cl_git_pass(git_path_apply_relative(&p, "../test"));
cl_assert_equal_s("/this/is/a/test", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "../../the/./end"));
cl_assert_equal_s("/this/is/the/end", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "./of/this/../the/string"));
cl_assert_equal_s("/this/is/the/end/of/the/string", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "../../../../../.."));
cl_assert_equal_s("/this/", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "../"));
cl_assert_equal_s("/", p.ptr);
cl_git_fail(git_path_apply_relative(&p, "../../.."));
cl_git_pass(git_buf_sets(&p, "d:/another/test"));
cl_git_pass(git_path_apply_relative(&p, "../.."));
cl_assert_equal_s("d:/", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "from/here/to/../and/./back/."));
cl_assert_equal_s("d:/from/here/and/back/", p.ptr);
cl_git_pass(git_buf_sets(&p, "https://my.url.com/test.git"));
cl_git_pass(git_path_apply_relative(&p, "../another.git"));
cl_assert_equal_s("https://my.url.com/another.git", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "../full/path/url.patch"));
cl_assert_equal_s("https://my.url.com/full/path/url.patch", p.ptr);
cl_git_pass(git_path_apply_relative(&p, ".."));
cl_assert_equal_s("https://my.url.com/full/path/", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "../../../"));
cl_assert_equal_s("https://", p.ptr);
cl_git_pass(git_buf_sets(&p, "../../this/is/relative"));
cl_git_pass(git_path_apply_relative(&p, "../../preserves/the/prefix"));
cl_assert_equal_s("../../this/preserves/the/prefix", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "../../../../that"));
cl_assert_equal_s("../../that", p.ptr);
cl_git_pass(git_path_apply_relative(&p, "../there"));
cl_assert_equal_s("../../there", p.ptr);
git_buf_free(&p);
}
static void assert_resolve_relative(
git_buf *buf, const char *expected, const char *path)
{
cl_git_pass(git_buf_sets(buf, path));
cl_git_pass(git_path_resolve_relative(buf, 0));
cl_assert_equal_s(expected, buf->ptr);
}
void test_core_path__15_resolve_relative(void)
{
git_buf buf = GIT_BUF_INIT;
assert_resolve_relative(&buf, "", "");
assert_resolve_relative(&buf, "", ".");
assert_resolve_relative(&buf, "", "./");
assert_resolve_relative(&buf, "..", "..");
assert_resolve_relative(&buf, "../", "../");
assert_resolve_relative(&buf, "..", "./..");
assert_resolve_relative(&buf, "../", "./../");
assert_resolve_relative(&buf, "../", "../.");
assert_resolve_relative(&buf, "../", ".././");
assert_resolve_relative(&buf, "../..", "../..");
assert_resolve_relative(&buf, "../../", "../../");
assert_resolve_relative(&buf, "/", "/");
assert_resolve_relative(&buf, "/", "/.");
assert_resolve_relative(&buf, "", "a/..");
assert_resolve_relative(&buf, "", "a/../");
assert_resolve_relative(&buf, "", "a/../.");
assert_resolve_relative(&buf, "/a", "/a");
assert_resolve_relative(&buf, "/a/", "/a/.");
assert_resolve_relative(&buf, "/", "/a/../");
assert_resolve_relative(&buf, "/", "/a/../.");
assert_resolve_relative(&buf, "/", "/a/.././");
assert_resolve_relative(&buf, "a", "a");
assert_resolve_relative(&buf, "a/", "a/");
assert_resolve_relative(&buf, "a/", "a/.");
assert_resolve_relative(&buf, "a/", "a/./");
assert_resolve_relative(&buf, "a/b", "a//b");
assert_resolve_relative(&buf, "a/b/c", "a/b/c");
assert_resolve_relative(&buf, "b/c", "./b/c");
assert_resolve_relative(&buf, "a/c", "a/./c");
assert_resolve_relative(&buf, "a/b/", "a/b/.");
assert_resolve_relative(&buf, "/a/b/c", "///a/b/c");
assert_resolve_relative(&buf, "/", "////");
assert_resolve_relative(&buf, "/a", "///a");
assert_resolve_relative(&buf, "/", "///.");
assert_resolve_relative(&buf, "/", "///a/..");
assert_resolve_relative(&buf, "../../path", "../../test//../././path");
assert_resolve_relative(&buf, "../d", "a/b/../../../c/../d");
cl_git_pass(git_buf_sets(&buf, "/.."));
cl_git_fail(git_path_resolve_relative(&buf, 0));
cl_git_pass(git_buf_sets(&buf, "/./.."));
cl_git_fail(git_path_resolve_relative(&buf, 0));
cl_git_pass(git_buf_sets(&buf, "/.//.."));
cl_git_fail(git_path_resolve_relative(&buf, 0));
cl_git_pass(git_buf_sets(&buf, "/../."));
cl_git_fail(git_path_resolve_relative(&buf, 0));
cl_git_pass(git_buf_sets(&buf, "/../.././../a"));
cl_git_fail(git_path_resolve_relative(&buf, 0));
cl_git_pass(git_buf_sets(&buf, "////.."));
cl_git_fail(git_path_resolve_relative(&buf, 0));
/* things that start with Windows network paths */
#ifdef GIT_WIN32
assert_resolve_relative(&buf, "//a/b/c", "//a/b/c");
assert_resolve_relative(&buf, "//a/", "//a/b/..");
assert_resolve_relative(&buf, "//a/b/c", "//a/Q/../b/x/y/../../c");
cl_git_pass(git_buf_sets(&buf, "//a/b/../.."));
cl_git_fail(git_path_resolve_relative(&buf, 0));
#else
assert_resolve_relative(&buf, "/a/b/c", "//a/b/c");
assert_resolve_relative(&buf, "/a/", "//a/b/..");
assert_resolve_relative(&buf, "/a/b/c", "//a/Q/../b/x/y/../../c");
assert_resolve_relative(&buf, "/", "//a/b/../..");
#endif
git_buf_free(&buf);
}
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