Import of the watch repository from Pebble

third_party/jerryscript/tests/unit/test-poolman.c

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+/* Copyright 2014-2016 Samsung Electronics Co., Ltd.
+ * Copyright 2016 University of Szeged.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * Unit test for pool manager.
+ */
+
+#define JERRY_MEM_POOL_INTERNAL
+
+#include "jmem-allocator.h"
+#include "jmem-poolman.h"
+
+#include "test-common.h"
+
+// Iterations count
+const uint32_t test_iters = 1024;
+
+// Subiterations count
+#define TEST_MAX_SUB_ITERS  1024
+#define TEST_CHUNK_SIZE 8
+
+uint8_t *ptrs[TEST_MAX_SUB_ITERS];
+uint8_t data[TEST_MAX_SUB_ITERS][TEST_CHUNK_SIZE];
+
+int
+main ()
+{
+  TEST_INIT ();
+
+  jmem_init ();
+
+  for (uint32_t i = 0; i < test_iters; i++)
+  {
+    const size_t subiters = ((size_t) rand () % TEST_MAX_SUB_ITERS) + 1;
+
+    for (size_t j = 0; j < subiters; j++)
+    {
+      ptrs[j] = (uint8_t *) jmem_pools_alloc (TEST_CHUNK_SIZE);
+
+      if (ptrs[j] != NULL)
+      {
+        for (size_t k = 0; k < TEST_CHUNK_SIZE; k++)
+        {
+          ptrs[j][k] = (uint8_t) (rand () % 256);
+        }
+
+        memcpy (data[j], ptrs[j], TEST_CHUNK_SIZE);
+      }
+    }
+
+    /* jmem_heap_print (false); */
+
+    for (size_t j = 0; j < subiters; j++)
+    {
+      if (rand () % 256 == 0)
+      {
+        jmem_pools_collect_empty ();
+      }
+
+      if (ptrs[j] != NULL)
+      {
+        TEST_ASSERT (!memcmp (data[j], ptrs[j], TEST_CHUNK_SIZE));
+
+        jmem_pools_free (ptrs[j], TEST_CHUNK_SIZE);
+      }
+    }
+  }
+
+#ifdef JMEM_STATS
+  jmem_pools_stats_print ();
+#endif /* JMEM_STATS */
+
+  jmem_finalize ();
+
+  return 0;
+} /* main */