mirror of
https://github.com/moparisthebest/curl
synced 2024-08-13 17:03:50 -04:00
4dee50b9c8
... to make all libcurl internals able to use the same data types for the struct members. The timeval struct differs subtly on several platforms so it makes it cumbersome to use everywhere. Ref: #1652 Closes #1693
146 lines
3.6 KiB
C
146 lines
3.6 KiB
C
/***************************************************************************
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* _ _ ____ _
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* Project ___| | | | _ \| |
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* / __| | | | |_) | |
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* | (__| |_| | _ <| |___
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* \___|\___/|_| \_\_____|
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*
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* Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
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*
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* This software is licensed as described in the file COPYING, which
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* you should have received as part of this distribution. The terms
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* are also available at https://curl.haxx.se/docs/copyright.html.
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*
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* You may opt to use, copy, modify, merge, publish, distribute and/or sell
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* copies of the Software, and permit persons to whom the Software is
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* furnished to do so, under the terms of the COPYING file.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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***************************************************************************/
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#include "curlcheck.h"
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#include "splay.h"
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static CURLcode unit_setup(void)
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{
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return CURLE_OK;
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}
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static void unit_stop(void)
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{
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}
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static void splayprint(struct Curl_tree * t, int d, char output)
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{
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struct Curl_tree *node;
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int i;
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int count;
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if(t == NULL)
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return;
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splayprint(t->larger, d+1, output);
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for(i=0; i<d; i++)
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if(output)
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printf(" ");
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if(output) {
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printf("%ld.%ld[%d]", (long)t->key.tv_sec,
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(long)t->key.tv_usec, i);
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}
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for(count=0, node = t->samen; node != t; node = node->samen, count++)
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;
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if(output) {
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if(count)
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printf(" [%d more]\n", count);
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else
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printf("\n");
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}
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splayprint(t->smaller, d+1, output);
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}
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UNITTEST_START
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/* number of nodes to add to the splay tree */
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#define NUM_NODES 50
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struct Curl_tree *root, *removed;
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struct Curl_tree nodes[NUM_NODES*3];
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int rc;
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int i, j;
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struct curltime tv_now = {0, 0};
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root = NULL; /* the empty tree */
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/* add nodes */
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for(i = 0; i < NUM_NODES; i++) {
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struct curltime key;
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size_t payload;
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key.tv_sec = 0;
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key.tv_usec = (541*i)%1023;
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payload = (size_t) key.tv_usec;
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nodes[i].payload = (void *)payload; /* for simplicity */
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root = Curl_splayinsert(key, root, &nodes[i]);
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}
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puts("Result:");
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splayprint(root, 0, 1);
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for(i = 0; i < NUM_NODES; i++) {
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int rem = (i+7)%NUM_NODES;
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printf("Tree look:\n");
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splayprint(root, 0, 1);
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printf("remove pointer %d, payload %ld\n", rem,
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(long)(nodes[rem].payload));
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rc = Curl_splayremovebyaddr(root, &nodes[rem], &root);
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if(rc) {
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/* failed! */
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printf("remove %d failed!\n", rem);
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fail("remove");
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}
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}
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fail_unless(root == NULL, "tree not empty after removing all nodes");
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/* rebuild tree */
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for(i = 0; i < NUM_NODES; i++) {
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struct curltime key;
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key.tv_sec = 0;
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key.tv_usec = (541*i)%1023;
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/* add some nodes with the same key */
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for(j = 0; j <= i % 3; j++) {
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size_t payload = key.tv_usec*10 + j;
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nodes[i*3+j].payload = (void *)payload; /* for simplicity */
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root = Curl_splayinsert(key, root, &nodes[i*3+j]);
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}
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}
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removed = NULL;
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for(i = 0; i <= 1100; i+= 100) {
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printf("Removing nodes not larger than %d\n", i);
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tv_now.tv_usec = i;
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root = Curl_splaygetbest(tv_now, root, &removed);
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while(removed != NULL) {
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printf("removed payload %ld[%ld]\n", (long)(removed->payload) / 10,
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(long)(removed->payload) % 10);
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root = Curl_splaygetbest(tv_now, root, &removed);
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}
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}
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fail_unless(root == NULL, "tree not empty when it should be");
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UNITTEST_STOP
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