Changeset 745 for trunk/server/lib/talloc/testsuite.c

Timestamp:

Nov 27, 2012, 4:43:17 PM (13 years ago)

Author:

Silvan Scherrer

Message:

Samba Server: updated trunk to 3.6.0

Location:

trunk/server

Files:

• . (modified) (1 prop)
• lib/talloc/testsuite.c (modified) (8 diffs)

trunk/server/lib/talloc/testsuite.c

@@ -26 +26 @@
 #include "replace.h"
 #include "system/time.h"
-#include "talloc.h"
+#include <talloc.h>
+
+#include "talloc_testsuite.h"
 
 static struct timeval timeval_current(void)
@@ -102 +104 @@
 static unsigned int test_abort_count;
 
+#if 0
 static void test_abort_fn(const char *reason)
 {
@@ -113 +116 @@
         talloc_set_abort_fn(test_abort_fn);
 }
+#endif
 
 static void test_abort_stop(void)
@@ -1120 +1124 @@
         void *pool;
         void *p1, *p2, *p3, *p4;
+        void *p2_2;
 
         pool = talloc_pool(NULL, 1024);
 
         p1 = talloc_size(pool, 80);
+        memset(p1, 0x11, talloc_get_size(p1));
         p2 = talloc_size(pool, 20);
+        memset(p2, 0x11, talloc_get_size(p2));
         p3 = talloc_size(p1, 50);
+        memset(p3, 0x11, talloc_get_size(p3));
         p4 = talloc_size(p3, 1000);
+        memset(p4, 0x11, talloc_get_size(p4));
+
+#if 1 /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
+        p2_2 = talloc_realloc_size(pool, p2, 20+1);
+        torture_assert("pool realloc 20+1", p2_2 == p2, "failed: pointer changed");
+        memset(p2, 0x11, talloc_get_size(p2));
+        p2_2 = talloc_realloc_size(pool, p2, 20-1);
+        torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
+        memset(p2, 0x11, talloc_get_size(p2));
+        p2_2 = talloc_realloc_size(pool, p2, 20-1);
+        torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        talloc_free(p3);
+
+        /* this should reclaim the memory of p4 and p3 */
+        p2_2 = talloc_realloc_size(pool, p2, 400);
+        torture_assert("pool realloc 400", p2_2 == p2, "failed: pointer changed");
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        talloc_free(p1);
+
+        /* this should reclaim the memory of p1 */
+        p2_2 = talloc_realloc_size(pool, p2, 800);
+        torture_assert("pool realloc 800", p2_2 == p1, "failed: pointer not changed");
+        p2 = p2_2;
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        /* this should do a malloc */
+        p2_2 = talloc_realloc_size(pool, p2, 1800);
+        torture_assert("pool realloc 1800", p2_2 != p2, "failed: pointer not changed");
+        p2 = p2_2;
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        /* this should reclaim the memory from the pool */
+        p3 = talloc_size(pool, 80);
+        torture_assert("pool alloc 80", p3 == p1, "failed: pointer changed");
+        memset(p3, 0x11, talloc_get_size(p3));
+
+        talloc_free(p2);
+        talloc_free(p3);
+
+        p1 = talloc_size(pool, 80);
+        memset(p1, 0x11, talloc_get_size(p1));
+        p2 = talloc_size(pool, 20);
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        talloc_free(p1);
+
+        p2_2 = talloc_realloc_size(pool, p2, 20-1);
+        torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
+        memset(p2, 0x11, talloc_get_size(p2));
+        p2_2 = talloc_realloc_size(pool, p2, 20-1);
+        torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        /* this should do a malloc */
+        p2_2 = talloc_realloc_size(pool, p2, 1800);
+        torture_assert("pool realloc 1800", p2_2 != p2, "failed: pointer not changed");
+        p2 = p2_2;
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        /* this should reclaim the memory from the pool */
+        p3 = talloc_size(pool, 800);
+        torture_assert("pool alloc 800", p3 == p1, "failed: pointer changed");
+        memset(p3, 0x11, talloc_get_size(p3));
+
+#endif /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
 
         talloc_free(pool);
@@ -1132 +1208 @@
         return true;
 }
+
+static bool test_pool_steal(void)
+{
+        void *root;
+        void *pool;
+        void *p1, *p2;
+        void *p1_2, *p2_2;
+        size_t hdr;
+        size_t ofs1, ofs2;
+
+        root = talloc_new(NULL);
+        pool = talloc_pool(root, 1024);
+
+        p1 = talloc_size(pool, 4 * 16);
+        torture_assert("pool allocate 4 * 16", p1 != NULL, "failed ");
+        memset(p1, 0x11, talloc_get_size(p1));
+        p2 = talloc_size(pool, 4 * 16);
+        torture_assert("pool allocate 4 * 16", p2 > p1, "failed: !(p2 > p1) ");
+        memset(p2, 0x11, talloc_get_size(p2));
+
+        ofs1 = PTR_DIFF(p2, p1);
+        hdr = ofs1 - talloc_get_size(p1);
+
+        talloc_steal(root, p1);
+        talloc_steal(root, p2);
+
+        talloc_free(pool);
+
+        p1_2 = p1;
+
+#if 1 /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
+        p1_2 = talloc_realloc_size(root, p1, 5 * 16);
+        torture_assert("pool realloc 5 * 16", p1_2 > p2, "failed: pointer not changed");
+        memset(p1_2, 0x11, talloc_get_size(p1_2));
+        ofs1 = PTR_DIFF(p1_2, p2);
+        ofs2 = talloc_get_size(p2) + hdr;
+
+        torture_assert("pool realloc ", ofs1 == ofs2, "failed: pointer offset unexpected");
+
+        p2_2 = talloc_realloc_size(root, p2, 3 * 16);
+        torture_assert("pool realloc 5 * 16", p2_2 == p2, "failed: pointer changed");
+        memset(p2_2, 0x11, talloc_get_size(p2_2));
+#endif /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
+
+        talloc_free(p1_2);
+
+        p2_2 = p2;
+
+#if 1 /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
+        /* now we should reclaim the full pool */
+        p2_2 = talloc_realloc_size(root, p2, 8 * 16);
+        torture_assert("pool realloc 8 * 16", p2_2 == p1, "failed: pointer not expected");
+        p2 = p2_2;
+        memset(p2_2, 0x11, talloc_get_size(p2_2));
+
+        /* now we malloc and free the full pool space */
+        p2_2 = talloc_realloc_size(root, p2, 2 * 1024);
+        torture_assert("pool realloc 2 * 1024", p2_2 != p1, "failed: pointer not expected");
+        memset(p2_2, 0x11, talloc_get_size(p2_2));
+
+#endif /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
+
+        talloc_free(p2_2);
+
+        talloc_free(root);
+
+        return true;
+}
+
+static bool test_free_ref_null_context(void)
+{
+        void *p1, *p2, *p3;
+        int ret;
+
+        talloc_disable_null_tracking();
+        p1 = talloc_new(NULL);
+        p2 = talloc_new(NULL);
+
+        p3 = talloc_reference(p2, p1);
+        torture_assert("reference", p3 == p1, "failed: reference on null");
+
+        ret = talloc_free(p1);
+        torture_assert("ref free with null parent", ret == 0, "failed: free with null parent");
+        talloc_free(p2);
+
+        talloc_enable_null_tracking_no_autofree();
+        p1 = talloc_new(NULL);
+        p2 = talloc_new(NULL);
+
+        p3 = talloc_reference(p2, p1);
+        torture_assert("reference", p3 == p1, "failed: reference on null");
+
+        ret = talloc_free(p1);
+        torture_assert("ref free with null tracked parent", ret == 0, "failed: free with null parent");
+        talloc_free(p2);
+
+        return true;
+}
+
+static bool test_rusty(void)
+{
+        void *root;
+        const char *p1;
+
+        talloc_enable_null_tracking();
+        root = talloc_new(NULL);
+        p1 = talloc_strdup(root, "foo");
+        talloc_increase_ref_count(p1);
+        talloc_report_full(root, stdout);
+        talloc_free(root);
+        return true;
+}
+
 
 static void test_reset(void)
@@ -1141 +1330 @@
 }
 
-struct torture_context;
 bool torture_local_talloc(struct torture_context *tctx)
 {
@@ -1186 +1374 @@
         test_reset();
         ret &= test_pool();
+        test_reset();
+        ret &= test_pool_steal();
+        test_reset();
+        ret &= test_free_ref_null_context();
+        test_reset();
+        ret &= test_rusty();
 
         if (ret) {
@@ -1195 +1389 @@
 
         test_reset();
-
+        talloc_disable_null_tracking();
         return ret;
 }