Revision f02fbc4f9433937ee0463d0342d6d7d97e1f6f1e authored by Junio C Hamano on 26 February 2016, 21:45:26 UTC, committed by Junio C Hamano on 26 February 2016, 21:45:26 UTC
Signed-off-by: Junio C Hamano <gitster@pobox.com>
1 parent b52cb95
test-path-utils.c
#include "cache.h"
#include "string-list.h"
/*
* A "string_list_each_func_t" function that normalizes an entry from
* GIT_CEILING_DIRECTORIES. If the path is unusable for some reason,
* die with an explanation.
*/
static int normalize_ceiling_entry(struct string_list_item *item, void *unused)
{
char *ceil = item->string;
if (!*ceil)
die("Empty path is not supported");
if (!is_absolute_path(ceil))
die("Path \"%s\" is not absolute", ceil);
if (normalize_path_copy(ceil, ceil) < 0)
die("Path \"%s\" could not be normalized", ceil);
return 1;
}
static void normalize_argv_string(const char **var, const char *input)
{
if (!strcmp(input, "<null>"))
*var = NULL;
else if (!strcmp(input, "<empty>"))
*var = "";
else
*var = input;
if (*var && (**var == '<' || **var == '('))
die("Bad value: %s\n", input);
}
struct test_data {
const char *from; /* input: transform from this ... */
const char *to; /* output: ... to this. */
const char *alternative; /* output: ... or this. */
};
static int test_function(struct test_data *data, char *(*func)(char *input),
const char *funcname)
{
int failed = 0, i;
char buffer[1024];
char *to;
for (i = 0; data[i].to; i++) {
if (!data[i].from)
to = func(NULL);
else {
xsnprintf(buffer, sizeof(buffer), "%s", data[i].from);
to = func(buffer);
}
if (!strcmp(to, data[i].to))
continue;
if (!data[i].alternative)
error("FAIL: %s(%s) => '%s' != '%s'\n",
funcname, data[i].from, to, data[i].to);
else if (!strcmp(to, data[i].alternative))
continue;
else
error("FAIL: %s(%s) => '%s' != '%s', '%s'\n",
funcname, data[i].from, to, data[i].to,
data[i].alternative);
failed = 1;
}
return failed;
}
static struct test_data basename_data[] = {
/* --- POSIX type paths --- */
{ NULL, "." },
{ "", "." },
{ ".", "." },
{ "..", ".." },
{ "/", "/" },
{ "//", "/", "//" },
{ "///", "/", "//" },
{ "////", "/", "//" },
{ "usr", "usr" },
{ "/usr", "usr" },
{ "/usr/", "usr" },
{ "/usr//", "usr" },
{ "/usr/lib", "lib" },
{ "usr/lib", "lib" },
{ "usr/lib///", "lib" },
#if defined(__MINGW32__) || defined(_MSC_VER)
/* --- win32 type paths --- */
{ "\\usr", "usr" },
{ "\\usr\\", "usr" },
{ "\\usr\\\\", "usr" },
{ "\\usr\\lib", "lib" },
{ "usr\\lib", "lib" },
{ "usr\\lib\\\\\\", "lib" },
{ "C:/usr", "usr" },
{ "C:/usr", "usr" },
{ "C:/usr/", "usr" },
{ "C:/usr//", "usr" },
{ "C:/usr/lib", "lib" },
{ "C:usr/lib", "lib" },
{ "C:usr/lib///", "lib" },
{ "C:", "." },
{ "C:a", "a" },
{ "C:/", "/" },
{ "C:///", "/" },
{ "\\", "\\", "/" },
{ "\\\\", "\\", "/" },
{ "\\\\\\", "\\", "/" },
#endif
{ NULL, NULL }
};
static struct test_data dirname_data[] = {
/* --- POSIX type paths --- */
{ NULL, "." },
{ "", "." },
{ ".", "." },
{ "..", "." },
{ "/", "/" },
{ "//", "/", "//" },
{ "///", "/", "//" },
{ "////", "/", "//" },
{ "usr", "." },
{ "/usr", "/" },
{ "/usr/", "/" },
{ "/usr//", "/" },
{ "/usr/lib", "/usr" },
{ "usr/lib", "usr" },
{ "usr/lib///", "usr" },
#if defined(__MINGW32__) || defined(_MSC_VER)
/* --- win32 type paths --- */
{ "\\", "\\" },
{ "\\\\", "\\\\" },
{ "\\usr", "\\" },
{ "\\usr\\", "\\" },
{ "\\usr\\\\", "\\" },
{ "\\usr\\lib", "\\usr" },
{ "usr\\lib", "usr" },
{ "usr\\lib\\\\\\", "usr" },
{ "C:a", "C:." },
{ "C:/", "C:/" },
{ "C:///", "C:/" },
{ "C:/usr", "C:/" },
{ "C:/usr/", "C:/" },
{ "C:/usr//", "C:/" },
{ "C:/usr/lib", "C:/usr" },
{ "C:usr/lib", "C:usr" },
{ "C:usr/lib///", "C:usr" },
{ "\\\\\\", "\\" },
{ "\\\\\\\\", "\\" },
{ "C:", "C:.", "." },
#endif
{ NULL, NULL }
};
int main(int argc, char **argv)
{
if (argc == 3 && !strcmp(argv[1], "normalize_path_copy")) {
char *buf = xmallocz(strlen(argv[2]));
int rv = normalize_path_copy(buf, argv[2]);
if (rv)
buf = "++failed++";
puts(buf);
return 0;
}
if (argc >= 2 && !strcmp(argv[1], "real_path")) {
while (argc > 2) {
puts(real_path(argv[2]));
argc--;
argv++;
}
return 0;
}
if (argc >= 2 && !strcmp(argv[1], "absolute_path")) {
while (argc > 2) {
puts(absolute_path(argv[2]));
argc--;
argv++;
}
return 0;
}
if (argc == 4 && !strcmp(argv[1], "longest_ancestor_length")) {
int len;
struct string_list ceiling_dirs = STRING_LIST_INIT_DUP;
char *path = xstrdup(argv[2]);
/*
* We have to normalize the arguments because under
* Windows, bash mangles arguments that look like
* absolute POSIX paths or colon-separate lists of
* absolute POSIX paths into DOS paths (e.g.,
* "/foo:/foo/bar" might be converted to
* "D:\Src\msysgit\foo;D:\Src\msysgit\foo\bar"),
* whereas longest_ancestor_length() requires paths
* that use forward slashes.
*/
if (normalize_path_copy(path, path))
die("Path \"%s\" could not be normalized", argv[2]);
string_list_split(&ceiling_dirs, argv[3], PATH_SEP, -1);
filter_string_list(&ceiling_dirs, 0,
normalize_ceiling_entry, NULL);
len = longest_ancestor_length(path, &ceiling_dirs);
string_list_clear(&ceiling_dirs, 0);
free(path);
printf("%d\n", len);
return 0;
}
if (argc >= 4 && !strcmp(argv[1], "prefix_path")) {
char *prefix = argv[2];
int prefix_len = strlen(prefix);
int nongit_ok;
setup_git_directory_gently(&nongit_ok);
while (argc > 3) {
puts(prefix_path(prefix, prefix_len, argv[3]));
argc--;
argv++;
}
return 0;
}
if (argc == 4 && !strcmp(argv[1], "strip_path_suffix")) {
char *prefix = strip_path_suffix(argv[2], argv[3]);
printf("%s\n", prefix ? prefix : "(null)");
return 0;
}
if (argc == 3 && !strcmp(argv[1], "print_path")) {
puts(argv[2]);
return 0;
}
if (argc == 4 && !strcmp(argv[1], "relative_path")) {
struct strbuf sb = STRBUF_INIT;
const char *in, *prefix, *rel;
normalize_argv_string(&in, argv[2]);
normalize_argv_string(&prefix, argv[3]);
rel = relative_path(in, prefix, &sb);
if (!rel)
puts("(null)");
else
puts(strlen(rel) > 0 ? rel : "(empty)");
strbuf_release(&sb);
return 0;
}
if (argc == 2 && !strcmp(argv[1], "basename"))
return test_function(basename_data, basename, argv[1]);
if (argc == 2 && !strcmp(argv[1], "dirname"))
return test_function(dirname_data, dirname, argv[1]);
fprintf(stderr, "%s: unknown function name: %s\n", argv[0],
argv[1] ? argv[1] : "(there was none)");
return 1;
}
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