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authorDaniel Stenberg <daniel@haxx.se>2011-06-10 20:19:35 +0200
committerDaniel Stenberg <daniel@haxx.se>2011-06-10 20:19:35 +0200
commitc4dd8df081898de39bc14ec378ed13eceb69ca6b (patch)
treea61b8256fe61fd3c9b3a08fd979d723cce0f2777 /tests/unit
parent0f7bea7c3a6ddb0bf43f890c764322faaa3ba561 (diff)
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')
-rw-r--r--tests/unit/Makefile.inc3
-rw-r--r--tests/unit/unit1309.c113
2 files changed, 115 insertions, 1 deletions
diff --git a/tests/unit/Makefile.inc b/tests/unit/Makefile.inc
index f1d66989a..257e2a61c 100644
--- a/tests/unit/Makefile.inc
+++ b/tests/unit/Makefile.inc
@@ -6,7 +6,7 @@ UNITFILES = curlcheck.h \
# These are all unit test programs
UNITPROGS = unit1300 unit1301 unit1302 unit1303 unit1304 unit1305 unit1307 \
- unit1308
+ unit1308 unit1309
unit1300_SOURCES = unit1300.c $(UNITFILES)
unit1301_SOURCES = unit1301.c $(UNITFILES)
@@ -16,3 +16,4 @@ unit1304_SOURCES = unit1304.c $(UNITFILES)
unit1305_SOURCES = unit1305.c $(UNITFILES)
unit1307_SOURCES = unit1307.c $(UNITFILES)
unit1308_SOURCES = unit1308.c $(UNITFILES)
+unit1309_SOURCES = unit1309.c $(UNITFILES)
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
+
+
+
+