winpty/misc/FreezePerfTest.cc

63 lines
1.8 KiB
C++

#include <windows.h>
#include "TestUtil.cc"
const int SC_CONSOLE_MARK = 0xFFF2;
const int SC_CONSOLE_SELECT_ALL = 0xFFF5;
int main(int argc, char *argv[0]) {
if (argc != 2) {
printf("Usage: %s (mark|selectall|read)\n", argv[0]);
return 1;
}
enum class Test { Mark, SelectAll, Read } test;
if (!strcmp(argv[1], "mark")) {
test = Test::Mark;
} else if (!strcmp(argv[1], "selectall")) {
test = Test::SelectAll;
} else if (!strcmp(argv[1], "read")) {
test = Test::Read;
} else {
printf("Invalid test: %s\n", argv[1]);
return 1;
}
HANDLE conout = GetStdHandle(STD_OUTPUT_HANDLE);
TimeMeasurement tm;
HWND hwnd = GetConsoleWindow();
setWindowPos(0, 0, 1, 1);
setBufferSize(100, 3000);
system("cls");
setWindowPos(0, 2975, 100, 25);
setCursorPos(0, 2999);
ShowWindow(hwnd, SW_HIDE);
for (int i = 0; i < 1000; ++i) {
// CONSOLE_SCREEN_BUFFER_INFO info = {};
// GetConsoleScreenBufferInfo(conout, &info);
if (test == Test::Mark) {
SendMessage(hwnd, WM_SYSCOMMAND, SC_CONSOLE_MARK, 0);
SendMessage(hwnd, WM_CHAR, 27, 0x00010001);
} else if (test == Test::SelectAll) {
SendMessage(hwnd, WM_SYSCOMMAND, SC_CONSOLE_SELECT_ALL, 0);
SendMessage(hwnd, WM_CHAR, 27, 0x00010001);
} else if (test == Test::Read) {
static CHAR_INFO buffer[100 * 3000];
const SMALL_RECT readRegion = {0, 0, 99, 2999};
SMALL_RECT tmp = readRegion;
BOOL ret = ReadConsoleOutput(conout, buffer, {100, 3000}, {0, 0}, &tmp);
ASSERT(ret && !memcmp(&tmp, &readRegion, sizeof(tmp)));
}
}
ShowWindow(hwnd, SW_SHOW);
printf("elapsed: %f\n", tm.elapsed());
return 0;
}