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#include "gtest/gtest.h"
#include <EGL/egl.h>
#include <EGL/eglext.h>
typedef EGLAPI EGLDisplay EGLAPIENTRY EGLGetDisplay(EGLNativeDisplayType display_id);
typedef EGLAPI EGLBoolean EGLAPIENTRY EGLInitialize(EGLDisplay dpy, EGLint *major, EGLint *minor);
typedef EGLAPI EGLContext EGLAPIENTRY EGLGetCurrentContext(void);
typedef EGLAPI EGLSurface EGLAPIENTRY EGLGetCurrentSurface(EGLint readdraw);
typedef EGLAPI EGLBoolean EGLAPIENTRY EGLTerminate(EGLDisplay dpy);
class EGLThreadTest : public testing::Test
{
public:
virtual void SetUp() {}
virtual void TearDown() {}
EGLGetDisplay *mGetDisplay;
EGLInitialize *mInitialize;
EGLGetCurrentContext *mGetCurrentContext;
EGLGetCurrentSurface *mGetCurrentSurface;
EGLDisplay mDisplay;
HMODULE mEGL;
HMODULE mGLESv2;
static DWORD WINAPI ThreadingTestEntryPoint(LPVOID thisPointer);
private:
void ThreadingTest();
};
DWORD WINAPI EGLThreadTest::ThreadingTestEntryPoint(LPVOID lpParameter)
{
EGLThreadTest *test = (EGLThreadTest *)lpParameter;
test->ThreadingTest();
return 0;
}
void EGLThreadTest::ThreadingTest()
{
mEGL = LoadLibrary(TEXT("libEGL.dll"));
mGLESv2 = LoadLibrary(TEXT("libGLESv2.dll"));
EXPECT_TRUE(mEGL != NULL);
EXPECT_TRUE(mGLESv2 != NULL);
mGetDisplay = (EGLGetDisplay *)GetProcAddress(mEGL, "eglGetDisplay");
mInitialize = (EGLInitialize *)GetProcAddress(mEGL, "eglInitialize");
mGetCurrentContext = (EGLGetCurrentContext *)GetProcAddress(mEGL, "eglGetCurrentContext");
mGetCurrentSurface = (EGLGetCurrentSurface *)GetProcAddress(mEGL, "eglGetCurrentSurface");
EXPECT_TRUE(mGetDisplay != NULL);
EXPECT_TRUE(mInitialize != NULL);
EXPECT_TRUE(mGetCurrentContext != NULL);
EXPECT_TRUE(mGetCurrentSurface != NULL);
mDisplay = mGetDisplay(EGL_D3D11_ELSE_D3D9_DISPLAY_ANGLE);
EXPECT_TRUE(mDisplay!= EGL_NO_DISPLAY);
mInitialize(mDisplay, NULL, NULL);
mGetCurrentContext();
}
TEST_F(EGLThreadTest, thread_init_crash)
{
DWORD threadId;
HANDLE threadHandle = CreateThread(NULL, 0, EGLThreadTest::ThreadingTestEntryPoint, this, 0, &threadId);
EXPECT_TRUE(threadHandle != NULL);
// wait for signal from thread
DWORD waitResult = WaitForSingleObject(threadHandle, 1000);
EXPECT_EQ(waitResult, WAIT_OBJECT_0);
// crash, because the TLS value is NULL on main thread
mGetCurrentSurface(EGL_DRAW);
mGetCurrentContext();
auto terminate = (EGLTerminate *)GetProcAddress(mEGL, "eglTerminate");
terminate(mDisplay);
}
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