1 files changed, 70 insertions, 0 deletions
diff --git a/src/libs/3rdparty/winpty/misc/Win32Test2.cc b/src/libs/3rdparty/winpty/misc/Win32Test2.cc
new file mode 100644
index 0000000000..2777bad456
--- /dev/null
+++ b/src/libs/3rdparty/winpty/misc/Win32Test2.cc
@@ -0,0 +1,70 @@
+/*
+ * This test demonstrates that putting a console into selection mode does not
+ * block the low-level console APIs, even though it blocks WriteFile.
+ */
+
+#define _WIN32_WINNT 0x0501
+#include "../src/shared/DebugClient.cc"
+#include <windows.h>
+#include <stdio.h>
+
+const int SC_CONSOLE_MARK = 0xFFF2;
+
+CALLBACK DWORD writerThread(void*)
+{
+    CHAR_INFO xChar, fillChar;
+    memset(&xChar, 0, sizeof(xChar));
+    xChar.Char.AsciiChar = 'X';
+    xChar.Attributes = 7;
+    memset(&fillChar, 0, sizeof(fillChar));
+    fillChar.Char.AsciiChar = ' ';
+    fillChar.Attributes = 7;
+    COORD oneCoord = { 1, 1 };
+    COORD zeroCoord = { 0, 0 };
+
+    while (true) {
+        SMALL_RECT writeRegion = { 5, 5, 5, 5 };
+        WriteConsoleOutput(GetStdHandle(STD_OUTPUT_HANDLE),
+                           &xChar, oneCoord,
+                           zeroCoord,
+                           &writeRegion);
+        Sleep(500);
+        SMALL_RECT scrollRect = { 1, 1, 20, 20 };
+        COORD destCoord = { 0, 0 };
+        ScrollConsoleScreenBuffer(GetStdHandle(STD_OUTPUT_HANDLE),
+                                  &scrollRect,
+                                  NULL,
+                                  destCoord,
+                                  &fillChar);
+    }
+}
+
+int main()
+{
+    CreateThread(NULL, 0, writerThread, NULL, 0, NULL);
+    trace("marking console");
+    HWND hwnd = GetConsoleWindow();
+    PostMessage(hwnd, WM_SYSCOMMAND, SC_CONSOLE_MARK, 0);
+
+    Sleep(2000);
+
+    trace("reading output");
+    CHAR_INFO buf[1];
+    COORD bufSize = { 1, 1 };
+    COORD zeroCoord = { 0, 0 };
+    SMALL_RECT readRect = { 0, 0, 0, 0 };
+    ReadConsoleOutput(GetStdHandle(STD_OUTPUT_HANDLE),
+                      buf,
+                      bufSize,
+                      zeroCoord,
+                      &readRect);
+    trace("done reading output");
+
+    Sleep(2000);
+
+    PostMessage(hwnd, WM_CHAR, 27, 0x00010001);
+
+    Sleep(1100);
+
+    return 0;
+}