diff options
| -rw-r--r-- | tests/test_memory.cpp | 111 |
1 files changed, 109 insertions, 2 deletions
diff --git a/tests/test_memory.cpp b/tests/test_memory.cpp index 8b4b6bc..b7a5577 100644 --- a/tests/test_memory.cpp +++ b/tests/test_memory.cpp @@ -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"); +} |