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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* gen_inode_table.c
*
* Copyright (C) 2019 David Oberhollenzer <goliath@infraroot.at>
*/
#include "config.h"
#include "fstree.h"
#include "common.h"
#include "util/test.h"
static tree_node_t *gen_node(fstree_t *fs, const char *path)
{
dir_entry_t *ent = dir_entry_create(path);
tree_node_t *ret;
TEST_NOT_NULL(ent);
ent->mode = S_IFDIR | 0755;
ret = fstree_add_generic(fs, ent, NULL);
free(ent);
return ret;
}
static void check_children_before_root(tree_node_t *root)
{
tree_node_t *n;
for (n = root->data.children; n != NULL; n = n->next)
TEST_LESS_THAN_UI(n->inode_num, root->inode_num);
for (n = root->data.children; n != NULL; n = n->next)
check_children_before_root(n);
}
static void check_children_continuous(tree_node_t *root)
{
tree_node_t *n;
for (n = root->data.children; n != NULL; n = n->next) {
if (n->next != NULL) {
TEST_EQUAL_UI(n->next->inode_num, (n->inode_num + 1));
}
}
for (n = root->data.children; n != NULL; n = n->next)
check_children_continuous(n);
}
int main(int argc, char **argv)
{
tree_node_t *a, *b, *c;
fstree_defaults_t fsd;
fstree_t fs;
(void)argc; (void)argv;
// inode table for the empty tree
TEST_ASSERT(parse_fstree_defaults(&fsd, NULL) == 0);
TEST_ASSERT(fstree_init(&fs, &fsd) == 0);
fstree_post_process(&fs);
TEST_EQUAL_UI(fs.unique_inode_count, 1);
TEST_EQUAL_UI(fs.root->inode_num, 1);
fstree_cleanup(&fs);
// tree with 2 levels under root, fan out 3
TEST_ASSERT(fstree_init(&fs, &fsd) == 0);
a = gen_node(&fs, "a");
b = gen_node(&fs, "b");
c = gen_node(&fs, "c");
TEST_NOT_NULL(a);
TEST_NOT_NULL(b);
TEST_NOT_NULL(c);
TEST_NOT_NULL(gen_node(&fs, "a/a_a"));
TEST_NOT_NULL(gen_node(&fs, "a/a_b"));
TEST_NOT_NULL(gen_node(&fs, "a/a_c"));
TEST_NOT_NULL(gen_node(&fs, "b/b_a"));
TEST_NOT_NULL(gen_node(&fs, "b/b_b"));
TEST_NOT_NULL(gen_node(&fs, "b/b_c"));
TEST_NOT_NULL(gen_node(&fs, "c/c_a"));
TEST_NOT_NULL(gen_node(&fs, "c/c_b"));
TEST_NOT_NULL(gen_node(&fs, "c/c_c"));
fstree_post_process(&fs);
TEST_EQUAL_UI(fs.unique_inode_count, 13);
check_children_before_root(fs.root);
check_children_continuous(fs.root);
fstree_cleanup(&fs);
return EXIT_SUCCESS;
}
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