+++ /dev/null
-/*
- * Copyright (C) 2013 Raphaël Beamonte <raphael.beamonte@gmail.com>
- *
- * SPDX-License-Identifier: GPL-2.0-only
- *
- */
-
-#include <string.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <limits.h>
-
-#include <sys/stat.h>
-#include <sys/types.h>
-
-#include <tap/tap.h>
-
-#include <common/utils.h>
-#include <common/common.h>
-
-/* For error.h */
-int lttng_opt_quiet = 1;
-int lttng_opt_verbose = 3;
-int lttng_opt_mi;
-
-struct valid_test_input {
- const char *input;
- const char *relative_part;
- const char *absolute_part;
-};
-
-struct tree_symlink {
- const char *orig;
- const char *dest;
-};
-
-struct symlink_test_input {
- const char *input;
- const char *expected_result;
-};
-
-/* Valid test cases */
-static struct valid_test_input valid_tests_inputs[] = {
- { "/a/b/c/d/e", "", "/a/b/c/d/e" },
- { "/a//b//c/d/e", "", "/a/b/c/d/e" },
- { "./a/b/c/d/e", ".", "/a/b/c/d/e" },
- { "../a/b/c/d/../e", "..", "/a/b/c/e" },
- { ".././a/b/c/d/./e", "..", "/a/b/c/d/e" },
- { "../../a/b/c/d/e", "../..", "/a/b/c/d/e" },
- { "./a/b/../c/d/../e", ".", "/a/c/e" },
- { "../a/b/../../c/./d/./e", "..", "/c/d/e" },
- { "../../a/b/../c/d/../../e", "../..", "/a/e" },
- { "./a/b/c/d/../../../../e", ".", "/e" },
- { ".././a/b/c/d/./e", "..", "/a/b/c/d/e" },
- { "a/", ".", "/a/" },
- { "a", ".", "/a" },
- { "../../", "../..", "/" },
- { "../..", "../..", "" },
- { "../", "..", "/" },
- { "..", "..", "" },
- { "./", ".", "/" },
- { ".", ".", "" },
- { "/../a/b/c/d/e", "", "/a/b/c/d/e" },
- { "/a/b/c/d/../../../../../e", "", "/e" },
- { "/..", "", "/" },
- { "/a/..", "", "/" },
-};
-char **valid_tests_expected_results;
-static const int num_valid_tests =
- sizeof(valid_tests_inputs) / sizeof(valid_tests_inputs[0]);
-
-/* Symlinks test cases */
-char tree_origin[] = "/tmp/test_utils_expand_path.XXXXXX";
-
-static const char * const tree_dirs[] = {
- "a",
- "a/b",
- "a/b/c",
- "a/e",
-};
-static const int num_tree_dirs =
- sizeof(tree_dirs) / sizeof(tree_dirs[0]);
-
-static struct tree_symlink tree_symlinks[] = {
- { "a/d", "b/c/" },
- { "a/g", "d/" },
- { "a/b/f", "../e/" },
- { "a/b/h", "../g/" },
- { "a/b/k", "c/g/" },
- { "a/b/c/g", "../../../" },
-};
-static const int num_tree_symlinks =
- sizeof(tree_symlinks) / sizeof(tree_symlinks[0]);
-
-static struct symlink_test_input symlink_tests_inputs[] = {
- { "a/g/../l/.", "a/b/l" },
- { "a/g/../l/./", "a/b/l/" },
- { "a/g/../l/..", "a/b" },
- { "a/g/../l/../", "a/b/" },
- { "a/b/h/g/", "" },
-};
-static const int num_symlink_tests =
- sizeof(symlink_tests_inputs) / sizeof(symlink_tests_inputs[0]);
-
-/* Invalid test cases */
-static char *invalid_tests_inputs[] = {
- NULL,
-};
-static const int num_invalid_tests =
- sizeof(invalid_tests_inputs) / sizeof(invalid_tests_inputs[0]);
-
-#define PRINT_ERR(fmt, args...) \
- fprintf(stderr, "test_utils_expand_path: error: " fmt "\n", ## args)
-
-static int prepare_valid_results(void)
-{
- int i;
- char *relative, *cur_path = NULL, *prev_path = NULL,
- *pprev_path = NULL, *empty = NULL;
- int ret = 0;
-
- /* Prepare the relative paths */
- cur_path = realpath(".", NULL);
- prev_path = realpath("..", NULL);
- pprev_path = realpath("../..", NULL);
- empty = strdup("");
- if (!cur_path || !prev_path || !pprev_path || !empty) {
- PRINT_ERR("strdup out of memory");
- ret = -1;
- goto end;
- }
-
- /* allocate memory for the expected results */
- valid_tests_expected_results = zmalloc(sizeof(char *) * num_valid_tests);
- if (!valid_tests_expected_results) {
- PRINT_ERR("out of memory");
- ret = -1;
- goto end;
- }
- for (i = 0; i < num_valid_tests; i++) {
- valid_tests_expected_results[i] = malloc(PATH_MAX);
- if (valid_tests_expected_results[i] == NULL) {
- PRINT_ERR("malloc expected results");
- ret = -1;
- goto end;
- }
-
- if (strcmp(valid_tests_inputs[i].relative_part, ".") == 0) {
- relative = cur_path;
- } else if (strcmp(valid_tests_inputs[i].relative_part, "..") == 0) {
- relative = prev_path;
- } else if (strcmp(valid_tests_inputs[i].relative_part, "../..") == 0) {
- relative = pprev_path;
- } else {
- relative = empty;
- }
-
- snprintf(valid_tests_expected_results[i], PATH_MAX,
- "%s%s", relative, valid_tests_inputs[i].absolute_part);
- }
-
-end:
- free(cur_path);
- free(prev_path);
- free(pprev_path);
- free(empty);
-
- return ret;
-}
-
-static int free_valid_results(void)
-{
- int i;
-
- for (i = 0; i < num_valid_tests; i++) {
- free(valid_tests_expected_results[i]);
- }
-
- free(valid_tests_expected_results);
-
- return 0;
-}
-
-static int prepare_symlink_tree(void)
-{
- int i;
- char tmppath[PATH_MAX] = {};
-
- /* Create the temporary directory */
- if (mkdtemp(tree_origin) == NULL) {
- PRINT_ERR("failed to mkdtemp");
- goto error;
- }
-
- /* Create the directories of the test tree */
- for (i = 0; i < num_tree_dirs; i++) {
- snprintf(tmppath, sizeof(tmppath), "%s/%s", tree_origin,
- tree_dirs[i]);
-
- if (mkdir(tmppath, 0755) != 0) {
- PRINT_ERR("mkdir failed with path \"%s\"", tmppath);
- goto error;
- }
- }
-
- /* Create the symlinks of the test tree */
- for (i = 0; i < num_tree_symlinks; i++) {
- snprintf(tmppath, sizeof(tmppath), "%s/%s",
- tree_origin, tree_symlinks[i].orig);
-
- if (symlink(tree_symlinks[i].dest, tmppath) != 0) {
- PRINT_ERR("failed to symlink \"%s\" to \"%s\"", tmppath,
- tree_symlinks[i].dest);
- goto error;
- }
- }
-
- return 0;
-
-error:
- return 1;
-}
-
-static int free_symlink_tree(void)
-{
- int i;
- char tmppath[PATH_MAX];
-
- /* Remove the symlinks from the test tree */
- for (i = num_tree_symlinks - 1; i > -1; i--) {
- snprintf(tmppath, PATH_MAX, "%s/%s",
- tree_origin, tree_symlinks[i].orig);
-
- if (unlink(tmppath) != 0) {
- PRINT_ERR("failed to unlink \"%s\"", tmppath);
- goto error;
- }
- }
-
- /* Remove the directories from the test tree */
- for (i = num_tree_dirs - 1; i > -1; i--) {
- snprintf(tmppath, PATH_MAX, "%s/%s", tree_origin, tree_dirs[i]);
-
- if (rmdir(tmppath) != 0) {
- PRINT_ERR("failed to rmdir \"%s\"", tmppath);
- goto error;
- }
- }
-
- /* Remove the temporary directory */
- if (rmdir(tree_origin) != 0) {
- PRINT_ERR("failed to rmdir \"%s\"", tree_origin);
- goto error;
- }
-
- return 0;
-
-error:
- return 1;
-}
-
-static void test_utils_expand_path(void)
-{
- char *result;
- char name[100], tmppath[PATH_MAX], real_tree_origin[PATH_MAX];
- int i, treelen;
-
- /* Test valid cases */
- for (i = 0; i < num_valid_tests; i++) {
- sprintf(name, "valid test case: %s", valid_tests_inputs[i].input);
-
- result = utils_expand_path(valid_tests_inputs[i].input);
- ok(result != NULL &&
- strcmp(result, valid_tests_expected_results[i]) == 0, name);
-
- free(result);
- }
-
- /*
- * Get the realpath for the tree_origin since it can itself be a
- * symlink.
- */
- result = realpath(tree_origin, real_tree_origin);
- if (!result) {
- fail("realpath failed.");
- return;
- }
-
- /* Test symlink tree cases */
- treelen = strlen(real_tree_origin) + 1;
- for (i = 0; i < num_symlink_tests; i++) {
- int ret;
-
- sprintf(name, "symlink tree test case: [tmppath/]%s",
- symlink_tests_inputs[i].input);
-
- ret = snprintf(tmppath, PATH_MAX, "%s/%s",
- real_tree_origin,
- symlink_tests_inputs[i].input);
- if (ret == -1 || ret >= PATH_MAX) {
- PRINT_ERR("truncation occurred while concatenating paths \"%s\" and \"%s\"",
- real_tree_origin,
- symlink_tests_inputs[i].input);
- fail(name);
- continue;
- }
- result = utils_expand_path(tmppath);
- ok(result != NULL && strcmp(result + treelen,
- symlink_tests_inputs[i].expected_result) == 0, name);
-
- free(result);
- }
-
- /* Test invalid cases */
- for (i = 0; i < num_invalid_tests; i++) {
- const char *test_input = invalid_tests_inputs[i];
-
- sprintf(name, "invalid test case: %s", test_input ?
- test_input : "NULL");
-
- result = utils_expand_path(test_input);
- if (result != NULL) {
- free(result);
- }
- ok(result == NULL, name);
- }
-}
-
-int main(int argc, char **argv)
-{
- if (prepare_symlink_tree() != 0) {
- goto error_mkdir;
- }
-
- if (prepare_valid_results() != 0) {
- goto error_malloc;
- }
-
- plan_tests(num_valid_tests + num_invalid_tests + num_symlink_tests);
-
- diag("utils_expand_path tests");
-
- test_utils_expand_path();
-
- free_valid_results();
- free_symlink_tree();
-
- return exit_status();
-
-error_malloc:
- free_valid_results();
-
-error_mkdir:
- free_symlink_tree();
-
- return 1;
-}
projects / lttng-tools.git / blobdiff