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Test NBT block reading 

Block reading is slower than raw reading from the file. Going to run another test:
Test reading in smaller blocks
v1
Brett 2023-01-29 15:39:49 -05:00
parent 483713b265
commit c5f732342d
1 changed files with 37 additions and 4 deletions
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39
src/tests/nbt_tests.h
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@ -43,7 +43,7 @@ inline void nbt_tests(){
BLT_INFO("%d, %c, %d, %d, %d, %s", testByteIn[0], testByteIn[1], testByteIn[2], testShortIn, testIntIn, strIn.c_str()); BLT_INFO("%d, %c, %d, %d, %d, %s", testByteIn[0], testByteIn[1], testByteIn[2], testShortIn, testIntIn, strIn.c_str());
auto bufferSize = 1024 * 128; auto bufferSize = 1024 * 1024;
char* buffer = new char[bufferSize]; char* buffer = new char[bufferSize];
char* read_buffer = new char[bufferSize]; char* read_buffer = new char[bufferSize];
char* read_block_buffer = new char[bufferSize]; char* read_block_buffer = new char[bufferSize];
@ -52,11 +52,44 @@ inline void nbt_tests(){
buffer[i] = i+1; buffer[i] = i+1;
BLT_START_INTERVAL("nbt", "Raw Write"); BLT_START_INTERVAL("nbt", "Raw Write");
std::fstream largeOutput("HeyThere.txt", std::ios::in | std::ios::binary); std::fstream largeOutput("HeyThere.txt", std::ios::out | std::ios::binary);
largeOutput.write(buffer, bufferSize); largeOutput.write(buffer, bufferSize);
largeOutput.flush();
largeOutput.close();
BLT_END_INTERVAL("nbt", "Raw Write"); BLT_END_INTERVAL("nbt", "Raw Write");
BLT_START_INTERVAL("nbt", "Raw Read");
std::fstream largeInput("HeyThere.txt", std::ios::in | std::ios::binary);
largeInput.read(read_buffer, bufferSize);
largeInput.close();
BLT_END_INTERVAL("nbt", "Raw Read");
BLT_START_INTERVAL("nbt", "Block Read");
std::fstream largeBlockInput("HeyThere.txt", std::ios::in | std::ios::binary);
blt::nbt::NBTByteFStreamReader byteLargeBlockInput(largeBlockInput, 1024 * 128);
byteLargeBlockInput.readBytes(read_block_buffer, bufferSize);
largeBlockInput.close();
BLT_END_INTERVAL("nbt", "Block Read");
bool fstream_in_correct = true;
bool nbt_block_in_correct = true;
for (int i = 0; i < bufferSize; i++) {
if (read_buffer[i] != buffer[i])
fstream_in_correct = false;
if (read_block_buffer[i] != buffer[i])
nbt_block_in_correct = false;
if (!fstream_in_correct && !nbt_block_in_correct)
break;
}
BLT_INFO("FStream Read Correctly? %s;", fstream_in_correct ? "True" : "False");
BLT_INFO("NBT Block Stream Correctly? %s;\n", nbt_block_in_correct ? "True" : "False");
BLT_PRINT_ORDERED("nbt");
delete[] read_buffer;
delete[] read_block_buffer;
delete[] buffer;
} }
#endif //BLT_TESTS_NBT_TESTS_H #endif //BLT_TESTS_NBT_TESTS_H