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From i...@apache.org
Subject svn commit: r1678927 - /subversion/trunk/subversion/tests/libsvn_subr/cache-test.c
Date Tue, 12 May 2015 12:58:34 GMT
Author: ivan
Date: Tue May 12 12:58:34 2015
New Revision: 1678927

URL: http://svn.apache.org/r1678927
Log:
Add test for accessing membuffer cache with unaligned string keys. The
current implementation doesn't seem have problems with this scenario.

* subversion/tests/libsvn_subr/cache-test.c
  (test_membuffer_unaligned_string_keys): New test.
  (test_funcs): Add test_membuffer_unaligned_string_keys to test list.

Modified:
    subversion/trunk/subversion/tests/libsvn_subr/cache-test.c

Modified: subversion/trunk/subversion/tests/libsvn_subr/cache-test.c
URL: http://svn.apache.org/viewvc/subversion/trunk/subversion/tests/libsvn_subr/cache-test.c?rev=1678927&r1=1678926&r2=1678927&view=diff
==============================================================================
--- subversion/trunk/subversion/tests/libsvn_subr/cache-test.c (original)
+++ subversion/trunk/subversion/tests/libsvn_subr/cache-test.c Tue May 12 12:58:34 2015
@@ -440,7 +440,44 @@ test_membuffer_cache_clearing(apr_pool_t
   return SVN_NO_ERROR;
 }
 
-
+static svn_error_t *
+test_membuffer_unaligned_string_keys(apr_pool_t *pool)
+{
+  svn_cache__t *cache;
+  svn_membuffer_t *membuffer;
+  svn_revnum_t fifty = 50;
+  svn_revnum_t *answer;
+  svn_boolean_t found = FALSE;
+
+  /* Allocate explicitly to have aligned string and this add one
+   * to have unaligned string.*/
+  const char *unaligned_key = apr_pstrdup(pool, "_fifty") + 1;
+  const char *unaligned_prefix = apr_pstrdup(pool, "_cache:") + 1;
+
+  SVN_ERR(svn_cache__membuffer_cache_create(&membuffer, 10*1024, 1, 0,
+                                            TRUE, TRUE, pool));
+
+  /* Create a cache with just one entry. */
+  SVN_ERR(svn_cache__create_membuffer_cache(
+            &cache, membuffer, serialize_revnum, deserialize_revnum,
+            APR_HASH_KEY_STRING, unaligned_prefix,
+            SVN_CACHE__MEMBUFFER_DEFAULT_PRIORITY, FALSE,
+            pool, pool));
+
+  SVN_ERR(svn_cache__set(cache, unaligned_key, &fifty, pool));
+  SVN_ERR(svn_cache__get((void **) &answer, &found, cache, unaligned_key,
+                         pool));
+
+  if (! found)
+    return svn_error_create(SVN_ERR_TEST_FAILED, NULL,
+                            "cache failed to find entry for 'fifty'");
+  if (*answer != 50)
+    return svn_error_createf(SVN_ERR_TEST_FAILED, NULL,
+                             "expected 50 but found '%ld'", *answer);
+
+  return SVN_NO_ERROR;
+}
+
 /* The test table.  */
 
 static int max_threads = 1;
@@ -460,6 +497,8 @@ static struct svn_test_descriptor_t test
                    "test for error handling in membuffer svn_cache"),
     SVN_TEST_PASS2(test_membuffer_cache_clearing,
                    "test clearing a membuffer svn_cache"),
+    SVN_TEST_PASS2(test_membuffer_unaligned_string_keys,
+                   "test membuffer cache with unaligned string keys"),
     SVN_TEST_NULL
   };
 



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