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tests: Added more string allocation tests

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git-svn-id: http://pugixml.googlecode.com/svn/trunk@652 99668b35-9821-0410-8761-19e4c4f06640
This commit is contained in:
arseny.kapoulkine 2010-08-29 15:17:30 +00:00
parent 1f74bf1edc
commit 40e6900b0f
1 changed files with 109 additions and 2 deletions
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111
tests/test_memory.cpp
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@ -1,5 +1,7 @@
#include "common.hpp"
#include "writer_string.hpp"
#include <string>
namespace
@ -20,7 +22,7 @@ namespace
}
}
TEST(custom_memory_management)
TEST(memory_custom_memory_management)
{
allocate_count = deallocate_count = 0;
@ -64,7 +66,7 @@ TEST(custom_memory_management)
set_memory_management_functions(old_allocate, old_deallocate);
}
TEST(large_allocations)
TEST(memory_large_allocations)
{
allocate_count = deallocate_count = 0;
@ -127,3 +129,108 @@ TEST(large_allocations)
// 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 i = 0; i < 17; ++i)
{
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 j = 0; j + 1 < result.size(); ++j)
{
CHECK(result[j] == (j % 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 i = 0; i < 17; ++i)
{
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");
}