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author | Daniel Stenberg <daniel@haxx.se> | 2011-06-10 20:19:35 +0200 |
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committer | Daniel Stenberg <daniel@haxx.se> | 2011-06-10 20:19:35 +0200 |
commit | c4dd8df081898de39bc14ec378ed13eceb69ca6b (patch) | |
tree | a61b8256fe61fd3c9b3a08fd979d723cce0f2777 /tests/unit/unit1309.c | |
parent | 0f7bea7c3a6ddb0bf43f890c764322faaa3ba561 (diff) | |
download | curl-c4dd8df081898de39bc14ec378ed13eceb69ca6b.tar.gz |
splay: add unit tests
The test code that was #ifdef'ed in the code was converted into unit
tests in test case 1309. I also removed the #if 0'ed code from splay.c
Diffstat (limited to 'tests/unit/unit1309.c')
-rw-r--r-- | tests/unit/unit1309.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/tests/unit/unit1309.c b/tests/unit/unit1309.c new file mode 100644 index 000000000..6581642e8 --- /dev/null +++ b/tests/unit/unit1309.c @@ -0,0 +1,113 @@ +/*************************************************************************** + * _ _ ____ _ + * Project ___| | | | _ \| | + * / __| | | | |_) | | + * | (__| |_| | _ <| |___ + * \___|\___/|_| \_\_____| + * + * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al. + * + * This software is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at http://curl.haxx.se/docs/copyright.html. + * + * You may opt to use, copy, modify, merge, publish, distribute and/or sell + * copies of the Software, and permit persons to whom the Software is + * furnished to do so, under the terms of the COPYING file. + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY + * KIND, either express or implied. + * + ***************************************************************************/ +#include "curlcheck.h" + +#include "splay.h" + + +static CURLcode unit_setup(void) +{ + return CURLE_OK; +} + +static void unit_stop(void) +{ + +} + +static void splayprint(struct Curl_tree * t, int d, char output) +{ + struct Curl_tree *node; + int i; + int count; + if(t == NULL) + return; + + splayprint(t->larger, d+1, output); + for(i=0; i<d; i++) + if(output) + printf(" "); + + if(output) { + printf("%ld.%ld[%d]", (long)t->key.tv_sec, + (long)t->key.tv_usec, i); + } + + for(count=0, node = t->same; node; node = node->same, count++) + ; + + if(output) { + if(count) + printf(" [%d more]\n", count); + else + printf("\n"); + } + + splayprint(t->smaller, d+1, output); +} + +UNITTEST_START + +/* number of nodes to add to the splay tree */ +#define NUM_NODES 50 + + struct Curl_tree *root, *t; + void *ptrs[NUM_NODES]; + int rc; + int i; + root = NULL; /* the empty tree */ + + for(i = 0; i < NUM_NODES; i++) { + struct timeval key; + ptrs[i] = t = malloc(sizeof(struct Curl_tree)); + if(!t) { + puts("out of memory!"); + return 0; + } + + key.tv_sec = 0; + key.tv_usec = (541*i)%1023; + + t->payload = (void *)key.tv_usec; /* for simplicity */ + root = Curl_splayinsert(key, root, t); + } + + puts("Result:"); + splayprint(root, 0, 1); + + for(i = 0; i < NUM_NODES; i++) { + int rem = (i+7)%NUM_NODES; + printf("Tree look:\n"); + splayprint(root, 0, 1); + printf("remove pointer %d, payload %ld\n", rem, + (long)((struct Curl_tree *)ptrs[rem])->payload); + rc = Curl_splayremovebyaddr(root, (struct Curl_tree *)ptrs[rem], &root); + if(rc) + /* failed! */ + printf("remove %d failed!\n", rem); + } + +UNITTEST_STOP + + + + |