Revision 0dc9cad22d5c878d2ce6ee7b5cfffb034e34b2a0 authored by Junio C Hamano on 31 May 2024, 00:00:29 UTC, committed by Junio C Hamano on 31 May 2024, 00:00:29 UTC
Signed-off-by: Junio C Hamano <gitster@pobox.com>
tree_test.c
/*
Copyright 2020 Google LLC
Use of this source code is governed by a BSD-style
license that can be found in the LICENSE file or at
https://developers.google.com/open-source/licenses/bsd
*/
#include "system.h"
#include "tree.h"
#include "basics.h"
#include "record.h"
#include "test_framework.h"
#include "reftable-tests.h"
static int test_compare(const void *a, const void *b)
{
return (char *)a - (char *)b;
}
struct curry {
void *last;
};
static void check_increasing(void *arg, void *key)
{
struct curry *c = arg;
if (c->last) {
EXPECT(test_compare(c->last, key) < 0);
}
c->last = key;
}
static void test_tree(void)
{
struct tree_node *root = NULL;
void *values[11] = { NULL };
struct tree_node *nodes[11] = { NULL };
int i = 1;
struct curry c = { NULL };
do {
nodes[i] = tree_search(values + i, &root, &test_compare, 1);
i = (i * 7) % 11;
} while (i != 1);
for (i = 1; i < ARRAY_SIZE(nodes); i++) {
EXPECT(values + i == nodes[i]->key);
EXPECT(nodes[i] ==
tree_search(values + i, &root, &test_compare, 0));
}
infix_walk(root, check_increasing, &c);
tree_free(root);
}
int tree_test_main(int argc, const char *argv[])
{
RUN_TEST(test_tree);
return 0;
}
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