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authorarseny.kapoulkine <arseny.kapoulkine@99668b35-9821-0410-8761-19e4c4f06640>2010-05-10 08:59:48 +0000
committerarseny.kapoulkine <arseny.kapoulkine@99668b35-9821-0410-8761-19e4c4f06640>2010-05-10 08:59:48 +0000
commit47c23efe6215e24e390d820b0ef0412655b455e3 (patch)
tree4ed7a4e2380cbefb1e1d01da0e2f056faf270563 /tests/test_memory.cpp
parent5ff56a6d68ce6fbab0980232d95b5d190e2ecdcf (diff)
Reworked DOM memory allocation scheme (name/value allocations use the same pages as node/attribute structures, pages are now deallocated when completely free)
git-svn-id: http://pugixml.googlecode.com/svn/trunk@401 99668b35-9821-0410-8761-19e4c4f06640
Diffstat (limited to 'tests/test_memory.cpp')
-rw-r--r--tests/test_memory.cpp50
1 files changed, 42 insertions, 8 deletions
diff --git a/tests/test_memory.cpp b/tests/test_memory.cpp
index 7ca87d6..474cf45 100644
--- a/tests/test_memory.cpp
+++ b/tests/test_memory.cpp
@@ -1,22 +1,22 @@
#include "common.hpp"
+#include <string>
+
namespace
{
- pugi::char_t buffer[8];
int allocate_count = 0;
int deallocate_count = 0;
void* allocate(size_t size)
{
- CHECK(size == sizeof(pugi::char_t) * 8);
++allocate_count;
- return buffer;
+ return new char[size];
}
void deallocate(void* ptr)
{
- CHECK(ptr == buffer);
++deallocate_count;
+ delete[] reinterpret_cast<char*>(ptr);
}
}
@@ -34,22 +34,56 @@ TEST(custom_memory_management)
xml_document doc;
CHECK(doc.load(STR("<node />")));
- CHECK(allocate_count == 1);
+ CHECK(allocate_count == 2);
CHECK(deallocate_count == 0);
- CHECK_STRING(buffer, STR("<node"));
// modify document
doc.child(STR("node")).set_name(STR("foobars"));
CHECK(allocate_count == 2);
CHECK(deallocate_count == 0);
- CHECK_STRING(buffer, STR("foobars"));
}
CHECK(allocate_count == 2);
CHECK(deallocate_count == 2);
- CHECK_STRING(buffer, STR("foobars"));
// restore old functions
set_memory_management_functions(old_allocate, old_deallocate);
}
+
+TEST(large_allocations)
+{
+ xml_document doc;
+
+ // initial fill
+ for (size_t i = 0; i < 128; ++i)
+ {
+ std::basic_string<pugi::char_t> s(i * 128, 'x');
+
+ CHECK(doc.append_child(node_pcdata).set_value(s.c_str()));
+ }
+
+ // grow-prune loop
+ while (doc.first_child())
+ {
+ pugi::xml_node node;
+
+ // grow
+ for (node = doc.first_child(); node; node = node.next_sibling())
+ {
+ std::basic_string<pugi::char_t> s = node.value();
+
+ CHECK(node.set_value((s + s).c_str()));
+ }
+
+ // prune
+ for (node = doc.first_child(); node; )
+ {
+ pugi::xml_node next = node.next_sibling().next_sibling();
+
+ node.parent().remove_child(node);
+
+ node = next;
+ }
+ }
+}