test(libSceConvertKeycode): cover sceConvertKeycodeGetImeKeyboardType

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

core/libs/tests/GuestConvertKeycode.cpp

@@ -0,0 +1,30 @@
+#include "SceTypes.hpp"
+#include "prx/libc/include/general/VabiMacros.hpp"
+#include <cstdint>
+#include <cstdlib>
+
+extern "C" {
+int APS5_VABI sceConvertKeycodeGetImeKeyboardType(std::int32_t, std::uint32_t*);
+}
+
+static void Require(bool value) { if (!value) std::abort(); }
+
+int main() {
+    constexpr int invalidAddress = static_cast<int>(0x80BC0031u);
+    constexpr int invalidUserId = static_cast<int>(0x80BC0010u);
+
+    Require(sceConvertKeycodeGetImeKeyboardType(0, nullptr) == invalidAddress);
+    Require(sceConvertKeycodeGetImeKeyboardType(-1, nullptr) == invalidAddress);
+
+    std::uint32_t type = 0xFFFFFFFFu;
+    Require(sceConvertKeycodeGetImeKeyboardType(-1, &type) == invalidUserId);
+    Require(type == 0xFFFFFFFFu);
+
+    Require(sceConvertKeycodeGetImeKeyboardType(0, &type) == 0);
+    Require(type == 0);
+
+    type = 0xFFFFFFFFu;
+    Require(sceConvertKeycodeGetImeKeyboardType(1, &type) == 0);
+    Require(type == 0);
+    return 0;
+}