summaryrefslogtreecommitdiffstatshomepage
path: root/3rdparty/pugixml/tests/test_memory.cpp
diff options
context:
space:
mode:
Diffstat (limited to '3rdparty/pugixml/tests/test_memory.cpp')
-rw-r--r--3rdparty/pugixml/tests/test_memory.cpp301
1 files changed, 0 insertions, 301 deletions
diff --git a/3rdparty/pugixml/tests/test_memory.cpp b/3rdparty/pugixml/tests/test_memory.cpp
deleted file mode 100644
index 14c9affa465..00000000000
--- a/3rdparty/pugixml/tests/test_memory.cpp
+++ /dev/null
@@ -1,301 +0,0 @@
-#include "common.hpp"
-
-#include "writer_string.hpp"
-#include "allocator.hpp"
-
-#include <string>
-#include <vector>
-
-namespace
-{
- int page_allocs = 0;
- int page_deallocs = 0;
-
- bool is_page(size_t size)
- {
- return size >= 16384;
- }
-
- void* allocate(size_t size)
- {
- void* ptr = memory_allocate(size);
- page_allocs += is_page(memory_size(ptr));
- return ptr;
- }
-
- void deallocate(void* ptr)
- {
- page_deallocs += is_page(memory_size(ptr));
- memory_deallocate(ptr);
- }
-}
-
-TEST(memory_custom_memory_management)
-{
- page_allocs = page_deallocs = 0;
-
- // remember old functions
- allocation_function old_allocate = get_memory_allocation_function();
- deallocation_function old_deallocate = get_memory_deallocation_function();
-
- // replace functions
- set_memory_management_functions(allocate, deallocate);
-
- {
- // parse document
- xml_document doc;
-
- CHECK(page_allocs == 0 && page_deallocs == 0);
-
- CHECK(doc.load_string(STR("<node />")));
-
- CHECK(page_allocs == 1 && page_deallocs == 0);
-
- // modify document (no new page)
- CHECK(doc.first_child().set_name(STR("foobars")));
- CHECK(page_allocs == 1 && page_deallocs == 0);
-
- // modify document (new page)
- std::basic_string<pugi::char_t> s(65536, 'x');
-
- CHECK(doc.first_child().set_name(s.c_str()));
- CHECK(page_allocs == 2 && page_deallocs == 0);
-
- // modify document (new page, old one should die)
- s += s;
-
- CHECK(doc.first_child().set_name(s.c_str()));
- CHECK(page_allocs == 3 && page_deallocs == 1);
- }
-
- CHECK(page_allocs == 3 && page_deallocs == 3);
-
- // restore old functions
- set_memory_management_functions(old_allocate, old_deallocate);
-}
-
-TEST(memory_large_allocations)
-{
- page_allocs = page_deallocs = 0;
-
- // remember old functions
- allocation_function old_allocate = get_memory_allocation_function();
- deallocation_function old_deallocate = get_memory_deallocation_function();
-
- // replace functions
- set_memory_management_functions(allocate, deallocate);
-
- {
- xml_document doc;
-
- CHECK(page_allocs == 0 && page_deallocs == 0);
-
- // 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()));
- }
-
- CHECK(page_allocs > 0 && page_deallocs == 0);
-
- // 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;
- }
- }
-
- CHECK(page_allocs == page_deallocs + 1); // only one live page left (it waits for new allocations)
-
- char buffer;
- CHECK(doc.load_buffer_inplace(&buffer, 0, parse_fragment, get_native_encoding()));
-
- CHECK(page_allocs == page_deallocs); // no live pages left
- }
-
- CHECK(page_allocs == page_deallocs); // everything is freed
-
- // restore old functions
- set_memory_management_functions(old_allocate, old_deallocate);
-}
-
-TEST(memory_page_management)
-{
- page_allocs = page_deallocs = 0;
-
- // remember old functions
- allocation_function old_allocate = get_memory_allocation_function();
- deallocation_function old_deallocate = get_memory_deallocation_function();
-
- // replace functions
- set_memory_management_functions(allocate, deallocate);
-
- {
- xml_document doc;
-
- CHECK(page_allocs == 0 && page_deallocs == 0);
-
- // initial fill
- std::vector<xml_node> nodes;
-
- for (size_t i = 0; i < 4000; ++i)
- {
- xml_node node = doc.append_child(STR("node"));
- CHECK(node);
-
- nodes.push_back(node);
- }
-
- CHECK(page_allocs > 0 && page_deallocs == 0);
-
- // grow-prune loop
- size_t offset = 0;
- size_t prime = 15485863;
-
- while (nodes.size() > 0)
- {
- offset = (offset + prime) % nodes.size();
-
- doc.remove_child(nodes[offset]);
-
- nodes[offset] = nodes.back();
- nodes.pop_back();
- }
-
- CHECK(page_allocs == page_deallocs + 1); // only one live page left (it waits for new allocations)
-
- char buffer;
- CHECK(doc.load_buffer_inplace(&buffer, 0, parse_fragment, get_native_encoding()));
-
- CHECK(page_allocs == page_deallocs); // no live pages left
- }
-
- CHECK(page_allocs == page_deallocs); // everything is freed
-
- // restore old functions
- set_memory_management_functions(old_allocate, old_deallocate);
-}
-
-TEST(memory_string_allocate_increasing)
-{
- xml_document doc;
-
- doc.append_child(node_pcdata).set_value(STR("x"));
-
- std::basic_string<char_t> s = STR("ab");
-
- for (int i = 0; i < 17; ++i)
- {
- doc.append_child(node_pcdata).set_value(s.c_str());
-
- s += s;
- }
-
- std::string result = save_narrow(doc, format_no_declaration | format_raw, encoding_utf8);
-
- CHECK(result.size() == 262143);
- CHECK(result[0] == 'x');
-
- for (size_t j = 1; j < result.size(); ++j)
- {
- CHECK(result[j] == (j % 2 ? 'a' : 'b'));
- }
-}
-
-TEST(memory_string_allocate_decreasing)
-{
- xml_document doc;
-
- std::basic_string<char_t> s = STR("ab");
-
- for (int i = 0; i < 17; ++i) s += s;
-
- for (int j = 0; j < 17; ++j)
- {
- s.resize(s.size() / 2);
-
- doc.append_child(node_pcdata).set_value(s.c_str());
- }
-
- doc.append_child(node_pcdata).set_value(STR("x"));
-
- std::string result = save_narrow(doc, format_no_declaration | format_raw, encoding_utf8);
-
- CHECK(result.size() == 262143);
- CHECK(result[result.size() - 1] == 'x');
-
- for (size_t k = 0; k + 1 < result.size(); ++k)
- {
- CHECK(result[k] == (k % 2 ? 'b' : 'a'));
- }
-}
-
-TEST(memory_string_allocate_increasing_inplace)
-{
- xml_document doc;
-
- xml_node node = doc.append_child(node_pcdata);
-
- node.set_value(STR("x"));
-
- std::basic_string<char_t> s = STR("ab");
-
- for (int i = 0; i < 17; ++i)
- {
- node.set_value(s.c_str());
-
- s += s;
- }
-
- std::string result = save_narrow(doc, format_no_declaration | format_raw, encoding_utf8);
-
- CHECK(result.size() == 131072);
-
- for (size_t j = 0; j < result.size(); ++j)
- {
- CHECK(result[j] == (j % 2 ? 'b' : 'a'));
- }
-}
-
-TEST(memory_string_allocate_decreasing_inplace)
-{
- xml_document doc;
-
- xml_node node = doc.append_child(node_pcdata);
-
- std::basic_string<char_t> s = STR("ab");
-
- for (int i = 0; i < 17; ++i) s += s;
-
- for (int j = 0; j < 17; ++j)
- {
- s.resize(s.size() / 2);
-
- node.set_value(s.c_str());
- }
-
- node.set_value(STR("x"));
-
- std::string result = save_narrow(doc, format_no_declaration | format_raw, encoding_utf8);
-
- CHECK(result == "x");
-}