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tests: add more memory unit tests

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Check for unmap with invalid size
This commit is contained in:
Wim Taymans 2012-01-05 13:22:42 +01:00
parent 8658b2fd68
commit 8ec07bb6f7
1 changed files with 94 additions and 34 deletions
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128
tests/check/gst/gstmemory.c
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@ -261,8 +261,8 @@ GST_START_TEST (test_try_new_and_alloc)
/* now this better fail (don't run in valgrind, it will abort
* or warn when passing silly arguments to malloc) */
if (!RUNNING_ON_VALGRIND) {
buf = gst_allocator_alloc (NULL, (guint) - 1, 0);
fail_unless (buf == NULL);
mem = gst_allocator_alloc (NULL, (guint) - 1, 0);
fail_unless (mem == NULL);
}
#endif
}
@ -271,98 +271,157 @@ GST_END_TEST;
GST_START_TEST (test_resize)
{
GstMemory *buf;
GstMemory *mem;
gsize maxalloc;
gsize size, maxsize, offset;
/* one memory block */
buf = gst_allocator_alloc (NULL, 100, 0);
mem = gst_allocator_alloc (NULL, 100, 0);
size = gst_memory_get_sizes (buf, &offset, &maxalloc);
size = gst_memory_get_sizes (mem, &offset, &maxalloc);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxalloc >= 100);
ASSERT_CRITICAL (gst_memory_resize (buf, 200, 50));
ASSERT_CRITICAL (gst_memory_resize (buf, 0, 150));
ASSERT_CRITICAL (gst_memory_resize (buf, 1, maxalloc));
ASSERT_CRITICAL (gst_memory_resize (buf, maxalloc, 1));
ASSERT_CRITICAL (gst_memory_resize (mem, 200, 50));
ASSERT_CRITICAL (gst_memory_resize (mem, 0, 150));
ASSERT_CRITICAL (gst_memory_resize (mem, 1, maxalloc));
ASSERT_CRITICAL (gst_memory_resize (mem, maxalloc, 1));
/* this does nothing */
gst_memory_resize (buf, 0, 100);
gst_memory_resize (mem, 0, 100);
/* nothing should have changed */
size = gst_memory_get_sizes (buf, &offset, &maxsize);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, 0, 50);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 0, 50);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 50);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, 0, 100);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 0, 100);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, 1, 99);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 1, 99);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 99);
fail_unless (offset == 1);
fail_unless (maxsize == maxalloc);
ASSERT_CRITICAL (gst_memory_resize (buf, 1, maxalloc - 1));
ASSERT_CRITICAL (gst_memory_resize (mem, 1, maxalloc - 1));
gst_memory_resize (buf, 0, 99);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 0, 99);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 99);
fail_unless (offset == 1);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, -1, 100);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, -1, 100);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
/* can't set offset below 0 */
ASSERT_CRITICAL (gst_memory_resize (buf, -1, 100));
ASSERT_CRITICAL (gst_memory_resize (mem, -1, 100));
gst_memory_resize (buf, 50, 40);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 50, 40);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 40);
fail_unless (offset == 50);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, -50, 100);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, -50, 100);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, 0, 0);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 0, 0);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 0);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, 0, 100);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 0, 100);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
gst_memory_resize (buf, 0, 100);
size = gst_memory_get_sizes (buf, &offset, &maxsize);
gst_memory_resize (mem, 0, 100);
size = gst_memory_get_sizes (mem, &offset, &maxsize);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxsize == maxalloc);
gst_memory_unref (buf);
gst_memory_unref (mem);
}
GST_END_TEST;
GST_START_TEST (test_map)
{
GstMemory *mem;
gsize maxalloc;
gsize size, maxsize, offset;
gpointer data;
/* one memory block */
mem = gst_allocator_alloc (NULL, 100, 0);
size = gst_memory_get_sizes (mem, &offset, &maxalloc);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxalloc >= 100);
/* see if simply mapping works */
data = gst_memory_map (mem, &size, &maxsize, GST_MAP_READ);
fail_unless (data != NULL);
fail_unless (size == 100);
fail_unless (maxsize == maxalloc);
gst_memory_unmap (mem, data, size);
/* make smaller by unmapping less */
data = gst_memory_map (mem, &size, &maxsize, GST_MAP_READ);
fail_unless (data != NULL);
fail_unless (size == 100);
fail_unless (maxsize == maxalloc);
gst_memory_unmap (mem, data, size - 1);
size = gst_memory_get_sizes (mem, &offset, &maxalloc);
fail_unless (size == 99);
fail_unless (offset == 0);
fail_unless (maxalloc >= 100);
/* make bigger by unmapping more */
data = gst_memory_map (mem, &size, &maxsize, GST_MAP_READ);
fail_unless (data != NULL);
fail_unless (size == 99);
fail_unless (maxsize == maxalloc);
gst_memory_unmap (mem, data, size + 1);
size = gst_memory_get_sizes (mem, &offset, &maxalloc);
fail_unless (size == 100);
fail_unless (offset == 0);
fail_unless (maxalloc >= 100);
/* resize beyond the maxsize */
data = gst_memory_map (mem, &size, &maxsize, GST_MAP_READ);
fail_unless (data != NULL);
fail_unless (size == 100);
fail_unless (maxsize == maxalloc);
ASSERT_CRITICAL (gst_memory_unmap (mem, data, maxsize + 1));
gst_memory_unmap (mem, data, maxsize);
gst_memory_unref (mem);
}
GST_END_TEST;
@ -381,6 +440,7 @@ gst_memory_suite (void)
tcase_add_test (tc_chain, test_copy);
tcase_add_test (tc_chain, test_try_new_and_alloc);
tcase_add_test (tc_chain, test_resize);
tcase_add_test (tc_chain, test_map);
return s;
}